TEXAS INSTRUMENTS bq26220용 Maxim 대체품
TEXAS INSTRUMENTS bq26220
Benefits of the DS2761 over the bq26220:
- DS2761 has an integrated single cell Li-Ion Protector, bq26220 does not.
- DS2761 has optional integrated 25m
 sense resistor, bq26220 does not.
- DS2761 is available in flip chip package, smallest package for bq26220 is 8-pin TSSOP.
- DS2761 has lower max current measurement offset of +15.625uV vs. bq26220 max current measurment offset of +20uV.
- DS2761 has lower max voltage measurement offset of 4.88mV vs. bq26200 max voltage measurment offset of +34.16mV, -7.32mV.
- DS2761 temperature measurement is more accurate at +3°C vs. +4°C for the bq26220.
- DS2761 has lower sleep current of 2uA (max) vs 5uA (max) in the bq26220.
- Several DS2761s can reside on same Dallas 1-Wire interface bus for multi-pack applications. Only one bq26220 may reside on its single wire interface bus.
Benefits of the bq26220 over the DS2761:
- bq26220 has more NV memory, 96 bytes of flash or flash-backed RAM vs 32 bytes EEPROM for the DS2761.
- bq26220 has lower active supply current of 37uA (max) vs 90uA (max) for the DS2761.
- bq26220 voltage measurement resolution is 2.44mV vs. 4.88mV for the DS2761.
- bq26220 has an internal self discharge estimation calculation, the DS2761 does not.
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