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| Li-Battery Protection or Charger IC | ||||||||
| 1. Battery Protection IC | ||||||||
| Part No. | Features | VCC | PD(mW) |
ICC(Max) (OPE ) |
Short Circuit Detection Voltage (VSHORT) |
Charger Detection Voltage (VCHA) |
Package | |
| UB227 |
1-CELL LITHIUM-ION/POLYMER BATTERY PROTECTION IC * Wide Supply Voltage Range: VDD=1.5V~8.0V * Ultra-Low Quiescent Current: IOPE=3.0μA (VDD=3.9V) * Ultra-Low Power-Down Current: IPDN=0.1μA (VDD=2.0V) * Overcharge Detection Voltage: VCU=3.9V~4.4V * Overcharge Release Voltage: VCL=3.8V~4.4V * Over Discharge Release Voltage: VDL=2.0V~3.0V * Over Discharge Release Voltage: VDU=2.0V~3.4V * Discharge Over Current Detection Voltage: VDIOV=0.05V~0.30V * Discharge Short Circuit Detection Voltage: VSHORT=0.85V (Fixed) * Charge Over Current Voltage: VCIOV=-0.115V (Fixed) * Charger Detection Voltage: VCHA=-0.7V (Fixed) * Delay Times are Generated by an Internal Circuit. (External Capacitors are Unnecessary.) |
-0.3V~12.0V | - | 6uA | 0.5V~1.2V | -1.6V~-0.2V | SOT-26 | |
| UB240 |
Li-Battery Protection IC 2nd Level Protection For 1 to 4 Cells Battery Pack. * High-accuracy voltage detection circuit for each cell * Overcharge detection voltage n (n=1 to 4): 4.05V to 4.50V (in 50mV steps) * Overcharge hysteresis voltage n (n=1 to 4): 0.25V±0.07V,0.30V±0.10V * Delay times for overcharge detection can be set by an external capacitor * CMOS output active “H” * Wide operating voltage range 3.6V to 24V * Wide operating temperature range −40°C to +85°C * Low current consumption: 1.5μA typ. (+25°C) at 3.5V for each cell |
4.0V~25.0V | - | 3uA | - | - | SOP-8 TSSOP-8 | |
| UB241* | Li-Battery Protection IC Protection For Single Cell Pack VCU=3.9V~4.4V、VDL＝2.0V~3.0V | 1.5V~8.0V | 250mW | 6uA | - | SOT-25 | ||
| UB211C |
1-Cell Lithium-Ion/Polymer Battery Protection IC AA: VCU=4.2V、VCL=4.1V、VDL=2.8V、VDU=2.9V、VDIOV=0.15V AB: VCU=4.28V、VCL=4.13V、VDL=2.8V、VDU=3.1V、VDIOV=0.15V * Wide Supply Voltage Range: VDD=1.5V~8.0V * Ultra-Low Quiescent Current: IOPE=3.0μA (VDD=3.5V) * Ultra-Low Power-Down Current: IPDN=0.2μA (VDD=1.5V) * Overcharge Detection Voltage: VCU=3.9V~4.4V * Overcharge Release Voltage: VCL=3.8V~4.4V * Over Discharge Release Voltage: VDL=2.0V~3.0V * Over Discharge Release Voltage: VDU=2.0V~3.4V * Discharge Over Current Detection Voltage: VDOIV=0.05V~0.30V * Discharge Short Circuit Detection Voltage: VSHORT=0.5V (Fixed) * Charge Over Current Voltage: VCOIV=-0.1V (Fixed) * Charger Detection Voltage: VCHA=-0.7V (Fixed) * Delay Times are Generated by an Internal Circuit. (External Capacitors are Unnecessary.) |
1.5V~8.0V | 8uA | 0.3V~0.7V | -1.2V~-0.2V | SOT-25 | ||
| UB242 |
Li-Battery Protection IC Protection For Single Cell Pack VCU=4.25V~4.325V、VDL=2.25V~2.50V * Wide supply voltage range: VDD=1.8V~9.0V * Ultra-low quiescent current: IDD=3.0μA (VDD=3.9V) * Ultra-low power-down current: IPD=0.1μA (VDD=2.0V) * Overcharge detection voltage: VOCU=4.200V~4.400V * Overcharge release voltage: VOCR=4.005V~4.225V * Over discharge detection voltage : VODL=2.15V~3.00V * Over discharge release voltage: VODR=2.32V~3.10V * Over current detection voltage: VOI1=0.05V~0.20V * Short circuit detection voltage: VOI2=1.35V (Fixed) * Charger detection voltage: VCH=-0.7V Reset resistance for over current protection: RSHORT＞500kΩ * Delay times are generated by an internal circuit. (External capacitors are unnecessary.) |
1.8V~9.0V | 6uA | 1.0V~1.75V | -1.2V~-0.2V | SOT-26 | ||
| UB2421 |
One Cell Lithium-ion/Polymer Battery Protection IC VCU=4.3V、VDL=2.4V * Wide supply voltage range: VDD=1.8V~9.0V * Ultra-low quiescent Current: IDD=3.0μA (VDD=3.9V) * Ultra-low power-down Current: IPD=0.1μA (VDD=2.0V) * Overcharge detection voltage: VOCU=4.30V±0.05V * Overcharge release voltage: VOCR=4.10V±0.05V * Overdischarge release voltage: VODL=2.40V±0.10V * Overdischarge release voltage: VODR=3.00V±0.10V * Over current detection voltage: VOI1=0.15V±0.03V * Short circuit detection voltage: VOI2=1.35V (Fixed) * Charger detection voltage: VCH=-0.7V * Delay times are generated by an internal circuit. (External capacitors are unnecessary.) |
1.8V~9.0V | 6uA | 1.0V~1.75V | -1.2V~-0.2V | SOT-26 | ||
| UB24205 |
Li-Battery Protection IC With Internal MOSFETs. Protection For Single Cell Pack VCU=4.25V、VDL=2.25V * Wide supply voltage range: VDD=1.8V~9.0V * Ultra-low quiescent current: IDD=3.0μA (VDD=3.9V) * Ultra-low power-down current: IPD=0.1μA (VDD=2.0V) * Overcharge detection voltage: VOCU=4.250V±0.050V * Overcharge release voltage: VOCR=4.055V±0.050V * Over discharge release voltage: VODL=2.250V±0.100V * Over discharge detection voltage: VODR=2.850V±0.100V * Over current detection voltage: VOI1= 0.150V±0.030V * Short circuit detection voltage: VOI2=1.35V (Fixed) * Charger detection voltage: VCH=-0.7V * Reset resistance for over current protection: RSHORT>500kΩ * No external MOSFETs * Delay times are generated by an internal circuit (External capacitors are unnecessary). * Halogen Free |
1.8V~9.0V | 6uA | 1.0V~1.75V | -1.2V~-0.2V | SOP-8 | ||
| UB261 |
Battery Protection IC Protection For Single Cell Pack VCU=3.9V~4.4V、VDL=2.0V~3.0V * Wide Supply Voltage Range: VDD=1.5V~8.0V * Ultra-Low Quiescent Current: IOPE=3.0μA (VDD=3.5V) * Ultra-Low Power-Down Current: IPDN=0.2μA (VDD=1.5V) * Overcharge Detection Voltage: VCU=3.9V~4.4V * Overcharge Release Voltage: VCL=3.8V~4.4V * Over Discharge Release Voltage: VDL=2.0V~3.0V * Over Discharge Release Voltage: VDU=2.0V~3.4V * Over Current 1 Detection Voltage: VIOV1=0.05V~0.30V * Over Current 2 Detection Voltage: VIOV2=0.5V (Fixed) * Short Circuit Detection Voltage: VSHORT=1.2V (Fixed) * Charger Detection Voltage: VCHA=-0.7V (Fixed) * Delay Times are Generated by an Internal Circuit. (External Capacitors are Unnecessary.) |
1.5V~8.0V | 250mW | 8uA | 0.5V~1.7V | -1.6V~-0.2V | SOT-26 | |
| UB262 |
Battery Protection IC Protection For Single Cell Pack VCU=4.25V~4.35V、VDL=2.9V~3.0V * High-accuracy voltage detection circuit Overcharge detection voltage: 4.250~4.350V, Accuracy: ±50Mv Overcharge release voltage: 4.050~4.150V, Accuracy: ±50mV Overdischarge detection voltage: 2.30~2.90V, Accuracy: ±100mV Overdischarge release voltage: 2.90~3.00V, Accuracy: ±100mV Discharge overcurrent detection voltage: 150mV, Accuracy: ±30mV Short-circuiting detection voltage: 0.85V (fixed), Accuracy: ±300mV * Delay times are generated by an internal circuit (external capacitors are unnecessary) Overcharge delay time: 100ms (typ.) Overdischarge delay time: 25ms (typ.) Discharg e overcurrent delay time: 10ms (typ.) Short circuit delay time: 500μs (typ.) * Low current consumption (Products with Power-down Function) Operation mode: 3.0μA typ., 6.0μA max. (VDD=3.9V) Ultra low power-down current: 0.1μA max. (VDD=2.0V) * High-withstanding-voltage device is used for charger connection pins (CS pin and OC pin: Absolute maximum rating=20V) * 0 V battery charge function “available” / “unavailable” are selectable. * Wide operating temperature range: -40°C~+85°C |
1.5V~8.0V | 250mW | 6uA | 0.55V~1.15V | -0.3V(Typ) | SOT-26 | |
| UB209A |
Li-Ion Battery Protection IC For Series Multi-Cell VCU=3.8V~4.25V * Settable delay time by external capacitor for output pin * High-accuracy voltage detection circuit * Two types of cell-balance function: charge/discharge * Control charging, discharging, cell-balance by CTLC, CTLD pins * Low current consumption: 8.0μA max * Wide range of operation temperature (-40°C ~ +85°C) |
1.5V~8.0V | 700mW | 8uA | - | TSSOP-8 SOP-8 | ||
| UB209B |
Li-Ion Battery Protection IC For Series Multi-Cell VCU=3.8V~4.25V * Settable delay time by external capacitor for output pin * High-accuracy voltage detection circuit * Two types of cell-balance function: charge/discharge * Control charging, discharging, cell-balance by CTLC, CTLD pins * Low current consumption: 8.0μA max * Wide range of operation temperature (-40°C~+85°C) |
1.5V~8.0V | 700mW | 8uA | - | TSSOP-8 SOP-8 | ||
| UB244A |
Li-Ion Battery Protection IC For 1-Cell To 4-Cell Pack VCU=4.05V~4.5V * High-accuracy voltage detection circuit for each cell * Overcharge detection voltage n (n=1 to 4): 4.05V to 4.50V (in 50mV steps) * Overcharge hysteresis voltage n (n=1 to 4): 0.38V±0.10V, 0.25V±0.07V, 0.13V±0.04V, 0.045V±0.02V, None * Delay times for overcharge detection can be set by an external capacitor * CMOS output active “H” * Wide operating voltage range 3.6V to 24V * Wide operating temperature range −40°C to +85°C * Low current consumption: 1.5μA typ. (+25°C) at 3.5V for each cell |
3.6V~24V | 650mW | 6uA | - | MSOP-8 | ||
| UB264A |
Li-Ion Battery Protection IC For 2-Cell To 4-Cell Pack VCU=4.3V~4.5V * High-accuracy voltage detection circuit for each cell * Overcharge detection voltage n (n=1 to 4): 4.30V to 4.80V (in 50mV steps) * Overcharge hysteresis voltage n (n=1 to 4): -0.52V±0.21V, −0.39V±0.16V, −0.26V±0.11V, −0.13V±0.06V, None * Delay times for overcharge detection can be set by an internal circuit without external capacitors * Output control function via CTL pin * CMOS output active “H” * Wide operating voltage range 3.6V to 24V * Wide operating temperature range −40°C ~ +85°C * Low current consumption: 2.5μA typ. (+25°C) at 3.5V for each cell |
3.6V~24V | 650mW | 10uA | - | TSSOP-8 | ||
| UB264B |
Li-Ion Battery Protection IC For 2-Cell To 4-Cell Pack VCU=4.3V~4.5V * High-accuracy voltage detection circuit for each cell * Overcharge detection voltage n (n=1 to 4): 4.30V to 4.80V (in 50mV steps) * Overcharge hysteresis voltage n (n=1 to 4): -0.52V±0.21V, −0.39V±0.16V, −0.26V±0.11V, −0.13V±0.06V, None * Delay times for overcharge detection can be set by an internal circuit without external capacitors * Output latch function after overcharge detection * CMOS output active “H” * Wide operating voltage range 3.6V to 24V * Wide operating temperature range −40°C to +85°C * Low current consumption: 2.5μA typ. (+25°C) at 3.5V for each cell |
3.6V~24V | 650mW | 10uA | - | TSSOP-8 | ||
| UB280 |
1-CELL LITHIUM-ION/POLYMER BATTERY PROTECTION IC * Wide Supply Voltage Range: VDD=1.5V~10V * Ultra-Low Quiescent Current: IOPE=3.0μA (VDD=3.9V) * Ultra-Low Power-Down Current: IPDN=0.2μA (VDD=2.0V) * Overcharge Detection Voltage: VDET1=4.05V~4.35V * Overcharge Release Voltage: VREL1=3.8V~4.25V * Over Discharge Detection Voltage: VDET2=2.2V~3.1V * Over Discharge Release Voltage: VREL2=2.3V~3.3V * Discharge Over Current Detection Voltage: VDET3=0.07V~0.23V * Discharge Short Circuit Detection Voltage: VSHORT=0.9V * Over Voltage Charger Detection Voltage: VCHG1=8.0V * Charger Detection Voltage: VCHA=-0.7V * Delay Times are Generated by an Internal Circuit. (External Capacitors are Unnecessary.) |
1.5V~10.0V | 8uA | 0.6V - 0.12V | -0.7 | SOT-26 | ||
| UB291 |
1-CELL LITHIUM-ION/POLYMER BATTERY PROTECTION IC * Wide Supply Voltage Range: VDD=1.5V~10V * Ultra-Low Quiescent Current: IOPE=3.0μA (VDD=3.9V) * Ultra-Low Power-Down Current: IPDN=0.2μA (VDD=2.0V) * Overcharge Detection Voltage: VDET1=4.05V~4.35V * Overcharge Release Voltage: VREL1=3.8V~4.25V * Over Discharge Detection Voltage: VDET2=2.2V~3.1V * Over Discharge Release Voltage: VREL2=2.3V~3.3V * Discharge Over Current Detection Voltage: VDET3=0.07V~0.23V * Discharge Short Circuit Detection Voltage: VSHORT=0.5V * Charge Over Current Voltage: VDET4=-0.1V * Charger Detection Voltage: VCHA=-0.7V * Delay Times are Generated by an Internal Circuit. (External Capacitors are Unnecessary.) |
1.5V~10.0V | - | 8uA | 0.35V~0.65V | -1.6V~-0.2V | SOT-26 | |
2. Battery Charger IC
Part No.
Features
VCC
IBAT(MAX)
ICC(Max)
Package
UB2012
Advanced Linear Charge Management IC for Single and Two-cell Lithium-Ion and Lithium-Polymer
A：4.1V B：4.2V C：8.2V D：8.4V
* Ideal for Single 4.1V,4.2V and Dual-Cell 8.2V,8.4V Li-Ion or Li-Pol Packs
* 0.3V Dropout Voltage for Minimizing Heat Dissipation
* Better than ±1.2% Accuracy of Voltage Regulation With Preset Voltages
* Dynamic Compensation of Battery Pack’s Internal Impedance to short Charging Time
* Optional Cell-Temperature Monitoring
* Integrated Voltage and Current Regulation With Programmable Charge-Current
* Integrated Cell Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Charge Stage
* Charge Status Output for Single or Dual Led or Host Processor Interface
* Automatic Battery-Recharge Feature
* Charge Termination by Minimum Current
* Automatic Low-Power Sleep Mode When VCC is Removed
* EVMs Available for Quick Evaluation
4.5V~12.0V
7000uA
DIP-8 SOP-8
UB2016
Charger Management IC For Single Li or Li-Polymer
Battery with fixed 4.2V; OTP and trickle charge
* Programmable Charge Current Up to 500mA.
* No External MOSFET, Sense Resistor or Blocking Diode Required.
* Complete linear charger in ThinSOT Package for Single Cell / Coin Cell Lithium-lon Batteries.
* Constant Current / Constant Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating.
* Charges Single Cell Li-lon Batteries Directly form USB Port.
* Preset 4.2V Charge Voltage with High Accuracy about ±1.2%.
* Automatic Recharge.
* 2.9V Trickle Charge Threshold.
* 20μA Supply Current in Shutdown Mode.
* Charge Status Output Pin.
4.5V~6V
500mA
2000uA
SOT-25
UB2017
Charger Management IC For Single Li or Li-Polymer
Battery with fixed 4.2V; OTP
* Programmable Charge Current Up to 500mA.
* No External MOSFET, Sense Resistor or Blocking Diode Required.
* Complete linear charger in Thin SOT Package for Single Cell / Coin Cell Lithium-lon Batteries.
* Constant Current / Constant Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating.
* Charges Single Cell Li-lon Batteries Directly form USB Port.
* Preset 4.2V Charge Voltage with High Accuracy about ±1.2%.
* Automatic Recharge.
* 2.9V Trickle Charge Threshold.
* 25μA Max Supply Current in Shutdown Mode.
* Charge Status Output Pin.
4.5V~6V
500mA
2000uA
SOT-26
UB6054
Charger Management IC For Single Li or Li-Polymer
Battery with fixed 4.2V; OTP and trickle charge
* Programmable Charge Current Up to 500mA.
* No External MOSFET, Sense Resistor or Blocking Diode Required.
* Complete linear charger in ThinSOT Package for Single Cell / Coin Cell Lithium-lon Batteries.
* Constant Current / Constant Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating.
* Charges Single Cell Li-lon Batteries Directly form USB Port.
* Preset 4.2V Charge Voltage with High Accuracy about ±1.2%.
* Automatic Recharge.
* 2.9V Trickle Charge Threshold.
* 20μA Supply Current in Shutdown Mode.
* Available in a SOT-25 Pacakage.
* Charge Status Output Pin.
4.5V~6V
500mA
2000uA
SOT-25
UB6054A
Charger Management IC For Single Li or Li-Polymer
Battery with fixed 4.2V; OTP
* Programmable Charge Current Up to 500mA.
* No External MOSFET, Sense Resistor or Blocking Diode Required.
* Complete linear charger in ThinSOT Package for Single Cell / Coin Cell Lithium-lon Batteries.
* Constant Current / Constant Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating.
* Charges Single Cell Li-lon Batteries Directly form USB Port.
* Preset 4.2V Charge Voltage with High Accuracy about ±1.2%.
* Automatic Recharge.
* 2.9V Trickle Charge Threshold.
* 20μA Supply Current in Shutdown Mode.
* Charge Status Output Pin.
4.5V~6V
500mA
2000uA
SOT-26
UB10803
Charger Management IC For Single Li or Li-Polymer
Battery with fixed 4.2V; OTP and Dual LED drivers
* A Constant-Current/Constant-Voltage Linear Charger for Single-Cell Li-ion/Polymer Batteries
* Integrated Pass Element and Current Sensor
* Highly-Integrated, Requiring No External FETs or Blocking Diode
* 4.2V Voltage Accuracy: ±1.2% All Temperatures (Available with 4.10V and 4.36V options upon request)
* Programmable Charge Current 50mA to 500mA
* Programmable End-Of-Charge Current by Current Recharge Algorithm
* Pre-Charge for Fully Discharged Batteries
* 1μA (Typ.) Leakage Current of the Battery when No Input Power is Attached or Charger is Disabled
* Power Present and Charge Status Indications
* Thermal Regulation on Charging Current to Prevent Over-Heat
* Few Components, Cost-Effective Solutions
4.5V~6.0V
500mA
1000uA
HSOP-8 DFN-8(2X3)
UB10823*
Charger Management IC For Single Li or Li-Polymer
Battery with fixed 4.2V; With USB Detection
4.5V~6.5V
1000mA
600uA
SOP-10
UB2011
ADVANCED LINEAR AND SWITCH MODE CHARGE MANAGEMENT IC FOR LITHIUM-ION AND LITHIUM-POLYMER
* Ideal for 1-4 Series Circuit Cell Li-Ion or Li-Pol Packs
* High Accuracy of Voltage Regulation With Preset Voltages
* Optional Cell-Temperature Monitoring
* Current Regulation With Programmable Charge-Current
* Charge Termination by Minimum Current
* With Short-Circuit Protection
* With Thermal Protection
* Charge Status Output Pin
* Available for Linear and Switch-Mode charging
3V~7V
-
350uA
SOP-8
UC34363
Constant Voltage And Constant Current Controller For Battery Chargers
* CV/CC linear charge
* 3A maximum charge current
* PWM control Mode
* Available charge current
* Over Voltage protect ,Over Current Protect
* Enable Control function
* Very Low Power Dissipation in Standby Mode
8V~30V
-
15000uA
SOP-8
