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S-8203AAC-TCT1U Datasheet(PDF) 7 Page - Seiko Instruments Inc |
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S-8203AAC-TCT1U Datasheet(HTML) 7 Page - Seiko Instruments Inc |
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7 / 30 page  BATTERY PROTECTION IC FOR 3-SERIES CELL PACK Rev.1.0_00 S-8203A Series 7 Electrical Characteristics Table 5 (1 / 2) (Ta = +25°C unless otherwise specified) Item Symbol Condition Min. Typ. Max. Unit Test Circuit Detection Voltage Overcharge detection voltage n (n = 1, 2, 3) VCUn V1 = V2 = V3 = VCU − 0.05 V VCU − 0.025 VCU VCU + 0.025 V 2 Overcharge release voltage n (n = 1, 2, 3) VCLn − VCL − 0.05 VCL VCL + 0.05 V 2 Overdischarge detection voltage n (n = 1, 2, 3) VDLn − VDL − 0.08 VDL VDL + 0.08 V 2 Overdischarge release voltage n (n = 1, 2, 3) VDUn − VDU − 0.10 VDU VDU + 0.10 V 2 Discharge overcurrent detection voltage VDIOV − VDIOV − 0.015 VDIOV VDIOV + 0.015 V 2 Load short-circuiting detection voltage VSHORT − VSHORT − 0.10 VSHORT VSHORT + 0.10 V 2 Charge overcurrent detection voltage VCIOV − VCIOV − 0.03 VCIOV VCIOV + 0.03 V 2 Temperature coefficient 1 *1 TCOE1 Ta = 0°C to +50°C *3 −1.0 0 1.0 mV/°C − Temperature coefficient 2 *2 TCOE2 Ta = 0°C to +50°C *3 −0.5 0 0.5 mV/°C − Delay Time Function *4 CCT pin internal resistance RCCT V1 = 4.5 V, V2 = V3 = 3.5 V 6.15 8.31 10.2 M Ω 3 CDT pin internal resistance RCDT V1 = 1.5 V, V2 = V3 = 3.5 V 615 831 1020 k Ω 3 CIT pin internal resistance RCIT − 123 166 204 k Ω 3 CCT pin detection voltage VCCT V1 = 4.5 V, V2 = V3 = 3.5 V VDS × 0.68 VDS × 0.70 VDS × 0.72 V 3 CDT pin detection voltage VCDT V1 = 1.5 V, V2 = V3 = 3.5 V VDS × 0.68 VDS × 0.70 VDS × 0.72 V 3 CIT pin detection voltage VCIT V6 = VDIOV + 0.015 V VDS × 0.68 VDS × 0.70 VDS × 0.72 V 3 Load short-circuiting detection delay time tSHORT − 100 300 600 μs 2 CTLC pin response time tCTLC − − − 2.5 ms 2 CTLD pin response time tCTLD − − − 2.5 ms 2 0 V Battery Charge Function 0 V battery charge starting charger voltage V0CHA 0 V battery charge function "available" V1 = V2 = V3 = 0 V − 0.8 1.5 V 4 0 V battery charge inhibition battery voltage V0INH 0 V battery charge function "unavailable" 0.4 0.7 1.1 V 2 Internal Resistance CTLC pin internal resistance RCTLC − 7 10 13 M Ω 5 CTLD pin internal resistance RCTLD − 7 10 13 M Ω 5 Resistance between VM pin and VDD pin *5 RVMD V1 = V2 = V3 = 1.8 V 450 900 1800 k Ω 5 Resistance between VM pin and VSS pin RVMS − 250 500 750 k Ω 5 |
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