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S-8243BAEFT-TB-U Datasheet(PDF) 7 Page - Seiko Instruments Inc |
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S-8243BAEFT-TB-U Datasheet(HTML) 7 Page - Seiko Instruments Inc |
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7 / 35 page  BATTERY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK Rev.3.1_00 S-8243A/B Series 7 Electrical Characteristics 1. S-8243A Series Table 6 (1 / 2) (Ta = 25 °C unless otherwise specified) Item Symbol Conditions Min. Typ. Max. Unit Test circuit BATTERY PROTECTION Overcharge detection voltage n n=1, 2, 3 VCUn 3.9 V to 4.4 V, 50 mV Step VCUn −0.025 VCUn VCUn +0.025 V 4 Overcharge hysteresis voltage n n = 1, 2, 3 VHCn −0.10 V to −0.40 V, and 0 V VHCn −0.05 VHCn VHCn +0.05 V 4 Overdischarge detection voltage n = 1, 2, 3 VDLn 2.0 V to 3.0 V, 100 mV Step VDLn −0.08 VDLn VDLn +0.08 V 4 Overdischarge hysteresis voltage n = 1, 2, 3 VHDn 0.15 V to 0.70 V, and 0 V VHDn −0.10 VHDn VHDn +0.10 V 4 Overcurrent detection voltage 1 VIOV1 0.05 V to 0.3 V, 50 mV Step VM voltage based on VDD VIOV1 −0.025 VIOV1 VIOV1 +0.025 V 4 Overcurrent detection voltage 2 VIOV2 VM voltage based on VDD 0.40 0.50 0.60 V 4 Overcurrent detection voltage 3 VIOV3 − VDD ×0.425 VDD ×0.5 VDD ×0.575 V 4 Temperature coefficient for detection and release voltage *1 TCOE1 Ta = −5°C to +55°C *3 −1.0 0 1.0 mV/ °C4 Temperature coefficient for overcurrent detection voltage *2 TCOE2 Ta = −5°C to +55°C *3 −0.5 0 0.5 mV/ °C4 0 V BATTERY CHARGING FUNCTION (The 0 V battery function is either "0 V battery charging is allowed." or "0 V battery charging is inhibited." depending upon the product type.) 0 V battery charge starting charger voltage V0CHA 0 V battery charging available − 0.8 1.5 V 7 0 V battery charge inhibition battery voltage V0INH 0 V battery charging unavailable 0.4 0.7 1.1 V 7 INTERNAL RESISTANCE Internal resistance between VMP and VDD RVDM V1 = V2 = V3 = 3.5 V 500 1100 2400 k Ω 8 Internal resistance between VMP and VSS RVSM V1 = V2 = V3 = 1.8 V 300 700 1500 k Ω 8 VOLTAGE REGULATOR Output voltage VOUT VDD = 14 V, IOUT = 3 mA 3.221 3.300 3.379 V 2 Line regulation ΔVOUT1 VDD = 6 V→18 V, IOUT = 3 mA − 5 15 mV 2 Load regulation ΔVOUT2 VDD = 14 V, IOUT = 5 μA→3 mA − 15 30 mV 2 BATTERY MONITOR AMP Input offset voltage n n = 1, 2, 3 VOFFn V1 = V2 = V3 = 3.5 V 60 165 270 mV 3 Voltage gain n n = 1, 2, 3 GAMPn V1 = V2 = V3 = 3.5 V 0.2 ×0.99 0.2 0.2 ×1.01 − 3 INPUT VOLTAGE, OPERATING VOLTAGE Operating voltage between VDD and VSS VDSOP − 6 − 18 V 4 CTL1 input voltage for High VCTL1H − VDD ×0.8 − − V 6 CTL1 input voltage for Low VCTL1L − − − VDD ×0.2 V 6 CTLn input voltage for High n = 2, 3, 4 VCTLnH − VOUT ×0.9 − VOUT V 3, 6 CTLn input voltage for Low n = 2, 3, 4 VCTLnL − − − VOUT ×0.1 V 3, 6 |
Similar Part No. - S-8243BAEFT-TB-U |
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Similar Description - S-8243BAEFT-TB-U |
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