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S-8252ABH-M6T1U Datasheet(PDF) 9 Page - Seiko Instruments Inc |
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S-8252ABH-M6T1U Datasheet(HTML) 9 Page - Seiko Instruments Inc |
9 / 36 page BATTERY PROTECTION IC FOR 2-SERIAL-CELL PACK Rev.3.2_00 S-8252 Series 9 Electrical Characteristics 1. Ta = +25°C Table 9 (Ta = +25°C unless otherwise specified) Item Symbol Condition Min. Typ. Max. Unit Test Circuit DETECTION VOLTAGE Overcharge detection voltage n (n = 1, 2) VCUn − VCU − 0.020 VCU VCU + 0.020 V 1 Ta = −10°C to +60°C *1 VCU − 0.025 VCU VCU + 0.025 V 1 Overcharge release voltage n (n = 1, 2) VCLn VCL ≠ VCU VCL − 0.030 VCL VCL + 0.030 V 1 VCL = VCU VCL − 0.030 VCL VCL + 0.020 V 1 Overdischarge detection voltage n (n = 1, 2) VDLn − VDL − 0.050 VDL VDL + 0.050 V 2 Overdischarge release voltage n (n = 1, 2) VDUn VDL ≠ VDU VDU − 0.100 VDU VDU + 0.100 V 2 VDL = VDU VDU − 0.050 VDU VDU + 0.050 V 2 Discharge overcurrent detection voltage VDIOV − VDIOV − 0.010 VDIOV VDIOV + 0.010 V 2 Load short-circuiting detection voltage VSHORT − 0.400 0.500 0.600 V 2 DETECTION VOLTAGE (WITH CHARGE OVERCURRENT DETECTION FUNCTION) Charge overcurrent detection voltage VCIOV − VCIOV − 0.020 VCIOV VCIOV + 0.020 V 2 DETECTION VOLTAGE (WITHOUT CHARGE OVERCURRENT DETECTION FUNCTION) Charger detection voltage VCHA − −1.0 −0.7 −0.4 V 2 0 V BATTERY CHARGE FUNCTION 0 V battery charge starting charger voltage V0CHA 0 V battery charge function "available" 0.0 0.7 1.0 V 2 0 V battery charge inhibition battery voltage V0INH 0 V battery charge function "unavailable" 0.4 0.8 1.1 V 2 INTERNAL RESISTANCE Resistance between VM pin and VDD pin RVMD V1 = V2 = 1.8 V, V3 = 0 V 100 300 900 k Ω 3 Resistance between VM pin and VSS pin RVMS V1 = V2 = 3.5 V, V3 = 1.0 V 10 20 40 k Ω 3 INPUT VOLTAGE Operation voltage between VDD pin and VSS pin VDSOP1 − 1.5 − 10 V − INPUT CURRENT (WITH POWR-DOWN FUNCTION) Current consumption during operation IOPE V1 = V2 = 3.5 V, V3 = 0 V − 4.0 8.0 μA2 Current consumption during power-down IPDN V1 = V2 = 1.5 V, V3 = 3.0 V − − 0.1 μA 2 VC pin current IVC V1 = V2 = 3.5 V, V3 = 0 V 0.0 0.7 1.5 μA 2 INPUT CURRENT (WITHOUT POWR-DOWN FUNCTION) Current consumption during operation IOPE V1 = V2 = 3.5 V, V3 = 0 V − 4.0 8.0 μA2 Current consumption during overdischarge IOPED V1 = V2 = 1.5 V, V3 = 3.0 V − 2.5 5.0 μA2 VC pin current IVC V1 = V2 = 3.5 V, V3 = 0 V 0.0 0.7 1.5 μA2 OUTPUT RESISTANCE CO pin resistance "H" RCOH V1 = V2 = 3.5 V, V3 = 0 V, V4 = 6.5 V 2.5 5 10 k Ω 4 CO pin resistance "L" RCOL V1 = V2 = 4.7 V, V3 = 0 V, V4 = 0.5 V 2.5 5 10 k Ω 4 DO pin resistance "H" RDOH V1 = V2 = 3.5 V, V3 = 0 V, V5 = 6.5 V 5 10 20 k Ω 4 DO pin resistance "L" RDOL V1 = V2 = 1.8 V, V3 = 3.6 V, V5 = 0.5 V 5 10 20 k Ω 4 DELAY TIME Overcharge detection delay time tCU − tCU × 0.8 tCU tCU × 1.2 − 5 Overdischarge detection delay time tDL − tDL × 0.8 tDL tDL × 1.2 − 5 Discharge overcurrent detection delay time tDIOV − tDIOV × 0.8 tDIOV tDIOV × 1.2 − 5 Load short-circuiting detection delay time tSHORT − tSHORT × 0.8 tSHORT tSHORT × 1.2 − 5 Charge overcurrent detection delay time tCIOV − tCIOV × 0.8 tCIOV tCIOV × 1.2 − 5 *1. Since products are not screened at high and low temperature, the specification for this temperature range is guaranteed by design, not tested in production. |
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