Maxim Integrated DS2740U+, Battery Fuel Gauge IC, 2.7 to 5.5 V 8-Pin, μMax
- RS stock no.:
- 190-7858
- Mfr. Part No.:
- DS2740U+
- Manufacturer:
- Maxim Integrated
118 Available from UK/Europe in 4–6 working days for collection or delivery to major cities (Heavy, hazardous or lithium product excluded. Delivery T&C's apply)
Not Available for premium delivery
Added
Price (Excl VAT) Each (In a Pack of 2)
R 52,87
(exc. VAT)
R 60,80
(inc. VAT)
| Units | Per unit | Per Pack* |
| 2 - 8 | R 52,87 | R 105,74 |
| 10 - 18 | R 51,55 | R 103,10 |
| 20 + | R 50,005 | R 100,01 |
| *price indicative | ||
- RS stock no.:
- 190-7858
- Mfr. Part No.:
- DS2740U+
- Manufacturer:
- Maxim Integrated
Technical data sheets
Legislation and Compliance
Product Details
15-Bit Bidirectional Current Measurement (DS2740U)
1.56μV LSB and ±51.2mV Dynamic Range
78μA LSB and ±2.56A Dynamic Range with External 20mΩ Sense Resistor (RSNS)
156μA LSB and ±5.12A Dynamic Range with External 10mΩ Sense Resistor (RSNS)
13-Bit Bidirectional Current Measurement (DS2740BU)
6.25μV LSB and ±51.2mV Dynamic Range
312μA LSB and ±2.56A Dynamic Range with External 20mΩ Sense Resistor (RSNS)
625μA LSB and ±5.12A Dynamic Range with External 10mΩ Sense Resistor (RSNS)
Analog Input Filter (IS1, IS2) Extends Dynamic Range for Pulse-Load Applications
Current Accumulation Register Resolution
6.25μVhr (Both DS2740U and DS2740BU)
0.3125mAhr with External 20mΩ RSNS
0.6250mAhr with External 10mΩ RSNS
Dallas 1-Wire Interface
Unique 64-Bit Device Address
Standard and Overdrive Timings (OVD)
Low Power Consumption:
Active Current: 65μA max
Sleep Current: 1μA max
Applications
Cell Phones
Digital Still Cameras
Portable Entertainment Devices
Smart Battery Packs/Chargers
1.56μV LSB and ±51.2mV Dynamic Range
78μA LSB and ±2.56A Dynamic Range with External 20mΩ Sense Resistor (RSNS)
156μA LSB and ±5.12A Dynamic Range with External 10mΩ Sense Resistor (RSNS)
13-Bit Bidirectional Current Measurement (DS2740BU)
6.25μV LSB and ±51.2mV Dynamic Range
312μA LSB and ±2.56A Dynamic Range with External 20mΩ Sense Resistor (RSNS)
625μA LSB and ±5.12A Dynamic Range with External 10mΩ Sense Resistor (RSNS)
Analog Input Filter (IS1, IS2) Extends Dynamic Range for Pulse-Load Applications
Current Accumulation Register Resolution
6.25μVhr (Both DS2740U and DS2740BU)
0.3125mAhr with External 20mΩ RSNS
0.6250mAhr with External 10mΩ RSNS
Dallas 1-Wire Interface
Unique 64-Bit Device Address
Standard and Overdrive Timings (OVD)
Low Power Consumption:
Active Current: 65μA max
Sleep Current: 1μA max
Applications
Cell Phones
Digital Still Cameras
Portable Entertainment Devices
Smart Battery Packs/Chargers
Specification
Attribute | Value |
|---|---|
| Mounting Type | Surface Mount |
| Package Type | μMax |
| IC Type | Battery Fuel Gauge IC |
| Pin Count | 8 |
| Typical Operating Supply Voltage | 2.7 to 5.5 V |
| Dimensions | 3.1 x 3.1 x 0.95mm |
| Length | 3.1mm |
| Width | 3.1mm |
| Height | 0.95mm |
| Maximum Operating Temperature | +85 °C |
| Minimum Operating Temperature | -40 °C |