电池电量计

Part Number Description Battery Type Interface User Data Storage (Bytes)  Parameters Measured Fuel Gauge Algorithm Vsupply (min)  (V)  Vsupply (max)  (V)  Features Package/Pins Oper. Temp. (°C)  Budgetary Price (See Notes) 
MAX14920 High Accuracy 12 Cell Measurement AFE 3-12 Cell Li-Ion SPI - Temperature ,Voltage - 6 65 Daisy Chain Bus ,High Cell Count Monitor ,Protection Circuitry ,Simultaneous Sampling TQFP-EP/64 -40 to +85 $4.99 @1k
MAX14921 High Accuracy 16 Cell Measurement AFE 3-16 Cell Li-Ion SPI - Temperature ,Voltage - 6 65 Daisy Chain Bus ,External MOSFET Drivers ,Protection Circuitry ,Simultaneous Sampling TQFP/80 -40 to +85 $6.16 @1k
MAX17048 Micropower 1-Cell Li+ Battery ModelGauge Fuel Gauge IC 1 Cell Li-Ion 2-Wire - C Rate ,State of Charge ,Voltage ModelGauge 2.5 4.5 - TDFN/8 ,WLP/8 -40 to +85 -
MAX17049 Micropower 2-Cell Li+ Battery ModelGauge Fuel Gauge IC 2 Cell Li-Ion 2-Wire - C Rate ,State of Charge ,Voltage ModelGauge 2.5 4.5 - TDFN-CU/8 ,TDFN/8 ,WLP/8 -40 to +85 -
MAX17058 1-Cell Li+ Battery ModelGauge Fuel Gauge IC 1 Cell Li-Ion 2-Wire - State of Charge ,Voltage ModelGauge 2.5 4.5 - TDFN/8 ,WLP/8 -40 to +85 -
MAX17059 2-Cell Li+ Battery ModelGauge Fuel Gauge IC 2 Cell Li-Ion 2-Wire - State of Charge ,Voltage ModelGauge 2.5 4.5 - TDFN/8 ,WLP/8 -40 to +85 -
MAX17047 ModelGauge m3 Fuel Gauge 1 Cell Li-Ion 2-Wire - Current ,State of Charge ,Temperature ,Voltage ModelGauge m3 2.5 4.5 Battery Removal/Insertion Alert ,Digital Current Accumulation ,SOC/Voltage/Temperature Alert TDFN-EP/10 -40 to +85 -
MAX17050 ModelGauge m3 Fuel Gauge 1 Cell Li-Ion 2-Wire - Current ,State of Charge ,Temperature ,Voltage ModelGauge m3 2.5 4.5 Battery Removal/Insertion Alert ,Digital Current Accumulation ,SOC/Voltage/Temperature Alert See Data Sheet -40 to +85 -
MAX17043 Compact, Low-Cost 1S Fuel Gauge with Low-Battery Alert 1 Cell Li-Ion 2-Wire - State of Charge ,Voltage ModelGauge 2.5 4.5 Low-Battery Alert TDFN-EP/8 ,UCSP/9 ,WLP/9 -40 to +85 -
MAX17044 Compact, Low-Cost 2S Fuel Gauge with Low-Battery Alert 2 Cell Li-Ion 2-Wire - State of Charge ,Voltage ModelGauge 2.5 4.5 Low-Battery Alert TDFN-EP/8 ,UCSP/9 ,WLP/9 -40 to +85 -
MAX17040 Compact Low-Cost 1S Fuel Gauge 1 Cell Li-Ion 2-Wire - State of Charge ,Voltage ModelGauge 2.5 4.5 - TDFN-EP/8 -40 to +85 -
MAX17041 Compact Low-Cost 2S Fuel Gauge 2 Cell Li-Ion 2-Wire - State of Charge ,Voltage ModelGauge 2.5 4.5 - TDFN-EP/8 ,UCSP/9 ,WLP/9 -40 to +85 -
DS2775 2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication 2 Cell Li-Ion 1-Wire 16 EEPROM Current ,Temperature ,Time ,Voltage - 4 9.2 AFE ,Protection Circuitry ,SHA-1 Authentication TDFN/14 -20 to +70 $3.46 @1k
DS2776 2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication 2 Cell Li-Ion 1-Wire 16 EEPROM Current ,Temperature ,Time ,Voltage - 4 9.2 Protection Circuitry ,SHA-1 Authentication TDFN/14 -20 to +70 $3.46 @1k
DS2777 2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication 2 Cell Li-Ion 2-Wire 16 EEPROM Current ,Temperature ,Time ,Voltage - 4 9.2 AFE ,Protection Circuitry ,SHA-1 Authentication TDFN/14 -20 to +70 $3.43 @1k
DS2778 2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication 2 Cell Li-Ion 2-Wire 16 EEPROM Current ,Temperature ,Time ,Voltage - 4 9.2 AFE ,Protection Circuitry ,SHA-1 Authentication TDFN/14 -20 to +70 $3.46 @1k
DS2741 Current Monitor and Accumulator with Integrated Sense Resistor 1 Cell Li-Ion 2-Wire - Current ,Temperature ,Time - 2.5 4.5 AFE ,Digital Current Accumulation TDFN-EP/14 -20 to +70 $2.67 @1k
DS2786B Standalone OCV-Based Fuel Gauge 1 Cell Li-Ion 2-Wire 32 EEPROM Current ,Temperature ,Voltage - 2.5 4.5 AFE ,Digital Current Accumulation ,OCV-Based Fuel Gauge ,On-chip Remaining Capacity Algorithms ,Ratiometric Voltage Inputs TDFN-EP/10 -40 to +85 $1.99 @1k
DS2788 Stand-Alone Fuel Gauge IC with LED Display Drivers 1-10 Cell Li-Ion 1-Wire 16 EEPROM Current ,Temperature ,Voltage FuelPack 2.5 5.5 Digital Current Accumulation ,External MOSFET Drivers ,Integrated LED Drivers ,On-chip Remaining Capacity Algorithms ,Unique ID TSSOP/14 -40 to +85 $3.78 @1k
DS2784 1-Cell Stand-Alone Fuel Gauge IC with Li+ Protector and SHA-1 Authentication 1 Cell Li-Ion 1-Wire 16 EEPROM Current ,Temperature ,Time ,Voltage FuelPack 2.5 4.6 Digital Current Accumulation ,Internal MOSFET Drivers ,On-chip Remaining Capacity Algorithms ,Protection Circuitry ,SHA-1 Authentication ,Unique ID TDFN/14 -40 to +85 $3.96 @1k
DS2786 Standalone OCV-Based Fuel Gauge 1 Cell Li-Ion ,3-Cell NiMH 2-Wire 32 EEPROM Current ,Temperature ,Voltage - 2.5 5.5 AFE ,Digital Current Accumulation ,OCV-Based Fuel Gauge ,On-chip Remaining Capacity Algorithms ,Ratiometric Voltage Inputs TDFN-EP/10 -40 to +85 $1.99 @1k
DS2746 2-Wire Battery Monitor with Ratiometric Voltage Inputs 1 Cell Li-Ion ,3-Cell NiMH 2-Wire - Current ,Voltage - 2.5 5.5 AFE ,Digital Current Accumulation ,Ratiometric Voltage Inputs TDFN-EP/10 -40 to +85 $2.11 @1k
DS2756 High-Accuracy Battery Fuel Gauge with Programmable Suspend Mode 1 Cell Li-Ion ,3-Cell NiMH 1-Wire 8 SRAM ,96 EEPROM Current ,Temperature ,Voltage - 3 5.5 AFE ,Digital Current Accumulation ,One-Shot Mode ,Suspend Mode ,Unique ID TSSOP/8 -40 to +85 $2.41 @1k
DS2781 1-Cell or 2-Cell Standalone Fuel Gauge IC 1-2 Cell Li-Ion 1-Wire 40 EEPROM Current ,Temperature ,Voltage FuelPack 2.5 10 Digital Current Accumulation ,On-chip Remaining Capacity Algorithms ,Unique ID TDFN/10 ,TSSOP/8 -40 to +85 $3.54 @1k
MAX6775 Low-Power, 1% Accurate Monitors with Push-Pull Output  and fixed hysteresis in SC70/uDFN Package - - - - - - - - µDFN/6 ,SC-70/5 -40 to +85 $1.26 @1k
DS2745 Low Cost I2C Battery Monitor 1 Cell Li-Ion ,3-Cell NiMH 2-Wire - Current ,Temperature ,Voltage - 2.5 5.5 AFE ,Digital Current Accumulation µMAX/8 -40 to +85 $2.16 @1k
DS2782 2-Wire Standalone Fuel Gauge 1-2 Cell Li-Ion 2-Wire 40 EEPROM Current ,Temperature ,Voltage FuelPack 2.5 5.5 Digital Current Accumulation ,On-chip Remaining Capacity Algorithms ,Unique ID TDFN/10 ,TSSOP/8 -40 to +85 $2.74 @1k
DS2764 High Precision Li+ Battery Monitor with 2-Wire Interface 1 Cell Li-Ion 2-Wire 40 EEPROM Current ,Temperature ,Voltage - 2.5 5.5 Digital Current Accumulation ,External MOSFET Drivers TSSOP/16 -40 to +85 $2.86 @1k
DS2780 Stand-Alone Fuel Gauge 1-2 Cell Li-Ion 1-Wire 40 EEPROM Current ,Temperature ,Voltage FuelPack 2.5 5.5 Digital Current Accumulation ,On-chip Remaining Capacity Algorithms ,Unique ID TDFN/10 ,TSSOP/8 -40 to +85 $2.87 @1k
MAX1538 Power Source Selector for Dual-Battery Systems 2-4 Cell Li-Ion ,5-10 Cell NiMH - - Voltage - 4.75 28 Automatic 2-Battery Switchover ,External MOSFET Drivers TQFN/28 -40 to +85 $3.02 @1k
DS2762 Battery Monitor and Protector 1 Cell Li-Ion 1-Wire 16 SRAM ,32 EEPROM Current ,Temperature ,Voltage - 2.5 5.5 Accumulated Current & Temperature Alerts ,Digital Current Accumulation ,External MOSFET Drivers ,Unique ID FCHIP/12 ,TSSOP/16 -40 to +85 $3.48 @1k
DS2740 High-Precision Coulomb Counter 1 Cell Li-Ion ,3-Cell NiMH 1-Wire - Current - 2.7 5.5 AFE ,Digital Current Accumulation ,Unique ID µMAX/8 -40 to +85 $1.79 @1k
MAX1924 Lithium Ion Pack Protector 3-4 Cell Li-Ion - - Current ,Time ,Voltage - 4 20 External MOSFET Drivers QSOP/16 -40 to +85 -
DS2438 Battery ID, Temperature, Voltage, Current Monitor with Real Time Clock 1-2 Cell Li-Ion ,2-6 Cell NiMH 1-Wire 40 EEPROM Current ,Temperature ,Time ,Voltage - 2.4 10 AFE ,Digital Current Accumulation ,Unique ID SOIC(N)/8 -40 to +85 $2.60 @1k