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UB209A Dataheets PDF



Part Number UB209A
Manufacturers UTC
Logo UTC
Description BATTERY PROTECTION IC
Datasheet UB209A DatasheetUB209A Datasheet (PDF)

UNISONIC TECHNOLOGIES CO., LTD UB209A Preliminary BATTERY PROTECTION IC WITH CELL-BALANCE FUNCTION CMOS IC  DESCRIPTION The UTC UB209A Series is a protection IC for lithium-ion/lithium polymer rechargeable batteries, including a high precision voltage detection circuit and a delay circuit. The UTC UB209A Series has a transmission function and two types of cell-balance function so that users are also able to configure a protection circuit with series multi-cell.  FEATURES * Settable delay.

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UNISONIC TECHNOLOGIES CO., LTD UB209A Preliminary BATTERY PROTECTION IC WITH CELL-BALANCE FUNCTION CMOS IC  DESCRIPTION The UTC UB209A Series is a protection IC for lithium-ion/lithium polymer rechargeable batteries, including a high precision voltage detection circuit and a delay circuit. The UTC UB209A Series has a transmission function and two types of cell-balance function so that users are also able to configure a protection circuit with series multi-cell.  FEATURES * 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)  ORDERING INFORMATION Ordering Number Lead Free Halogen Free UB209AL-xx-S08-R UB209AG-xx-S08-R UB209AL-xx-P08-R UB209AG-xx-P08-R Note: xx: Output Voltage, refer SERIAL CODE LIST. Package SOP-8 TSSOP-8 Packing Tape Reel Tape Reel UB209AG-xx-S08-R (1)Packing Type (2)Package Type (3)Output Voltage Code (4)Green Package (1) R: Tape Reel (2) S08: SOP-8, P08: TSSOP-8 (3) xx: Refer to SERIAL CODE LIST (4) G: Halogen Free and Lead Free, L: Lead Free www.unisonic.com.tw Copyright © 2017 Unisonic Technologies Co., Ltd 1 of 9 QW-R502-940.e UB209A Preliminary CMOS IC  SERIAL CODE LIST Model UB209A Code Overcharge Detection Voltage [VCU](V) Overcharge Release Voltage [VCL](V) AA 4.100 AB 3.800 AC 3.900 AD 4.250 AE 4.000 AF 4.250 AG 3.900 AH 3.900 AI 4.150 AJ 4.250 AK 4.300 4.000 3.750 3.500 4.100 3.900 4.100 3.600 3.700 4.050 4.150 4.200 Cell-balanc e Detection Voltage [VBU](V) 4.050 3.650 3.550 4.200 3.950 4.100 3.550 3.600 3.900 4.100 4.225 Cell-balanc e Release Voltage [VBL](V) 4.000 3.600 3.550 4.100 3.900 4.000 3.500 3.600 3.900 4.050 4.225 Overdischar ge Detection Voltage [VDL](V) Overdischar ge Release Voltage [VDU](V) Discharge Cell-balance Function 2.50 2.70 Yes 2.00 2.50 Yes 2.50 2.70 Yes 2.50 3.00 Yes 2.50 2.70 Yes 2.75 3.05 Yes 2.00 2.40 Yes 2.50 2.80 No 3.00 3.30 Yes 2.50 2.80 Yes 2.00 2.50 Yes  MARKING SOP-8 TSSOP-8  PIN CONFIGURATION CTLC 1 CTLD 2 VDD 3 CDT 4 8 CB 7 CO 6 DO 5 VSS  PIN DESCRIPTION PIN NO. 1 2 3 4 5 6 7 8 PIN NAME CTLC CTLD VDD CDT VSS DO CO CB DESCRIPTION Pin for charge control Pin for discharge control Connection pin for input positive power supply, for battery’s positive voltage Connection pin to capacitor for overcharge detection delay, for over discharge detection delay Input pin for negative power supply, Connection pin for battery’s negative voltage Output pin for discharge control (Nch open drain output) Output pin for charge control (Nch open drain output) Output pin for cell-balance control (CMOS output) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 9 QW-R502-940.e UB209A  BLOCK DIAGRAM Preliminary CMOS IC CDT VDD 8.31 MΩ VSS Logic Control and Delay Circuit CO DO + Cell-balance detection comparator + Overcharge detection comparator + Overdischarge detection comparator CB 400 nA CTLC 400 nA CTLD UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 9 QW-R502-940.e UB209A Preliminary CMOS IC  ABSOLUTE MAXIMUM RATING (TA=25°C unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Input Voltage Between VDD and VSS CB Pin Output Voltage VDS VSS-0.3 ~ VSS+9.0 V VCB VSS-0.3 ~ VDD+0.3 V CDT Pin Voltage DO Pin Output Voltage VCDT VDO VSS-0.3 ~ VDD+0.3 VSS-0.3 ~ VSS+18 V V CO Pin Output Voltage CTLC Pin Input Voltage VCO VCTLC VSS-0.3 ~ VSS+18 VDD-18 ~ VDD+0.3 V V CTLD Pin Input Voltage Power Dissipation (Note 2) SOP-8 TSSOP-8 VCTLD PD VDD-18 ~ VDD+0.3 700 V mW mW Operating Ambient Temperature TOPR -40 ~ +85 °C Storage Temperature TSTG -55 ~ +125 °C Notes: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2. When mounted on board Size: 114.3mm×76.2mm×1.6mm. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 9 QW-R502-940.e UB209A Preliminary CMOS IC  ELECTRICAL CHARACTERISTICS (TA=25°C unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Test circuit Overcharge Detection Voltage Overcharge Release Voltage VCU VCL VCU -0.05 VCU VCU +0.05 V VCL-0.05 VCL VCL+0.05 V 1 1 Cell-balance Detection Voltage VBU Cell-balance Release Voltage VBL VBU-0.05 VBU VBU+0.05 V VBL-0.05 VBL VBL+0.05 V 1 1 Over Discharge Detection Voltage VDL VDL-0.10 VDL VDL+0.10 V 1 Over Discharge Release Voltage VDU VDU-0.10 VDU VDU+0.10 V 1 Detection Delay Time (Note 1) tDET CCDT=0.01µF Release Delay Time tREL CCDT=0.01µF 50 100 150 ms 2 5 10 15 ms 2 CDT Pin Detection Voltage Operating Voltage Between VDD and VSS VCDET VDSOP VDS=3.5V VDS×0.65 Output Voltage of CO, DO, CB Fi.


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