Technical Specifications
Parameters and characteristics for this part
| Specification | BQ769142PFBR |
|---|---|
| Battery Chemistry | Lithium Ion/Polymer |
| Fault Protection | Over/Under Voltage |
| Function | Multi-Function Controller |
| Interface | I2C |
| Mounting Type | Surface Mount |
| Number of Cells [Max] [custom] | 14 |
| Number of Cells [Min] [custom] | 3 |
| Operating Temperature [Max] | 85 °C |
| Operating Temperature [Min] | -40 °C |
| Package / Case | 48-TQFP |
| Supplier Device Package | 48-TQFP (7x7) |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| DigiKey | N/A | 1 | $ 4.85 | |
| 10 | $ 3.69 | |||
| 25 | $ 3.40 | |||
| 100 | $ 3.08 | |||
| 250 | $ 2.93 | |||
| 500 | $ 2.84 | |||
| 1000 | $ 2.76 | |||
| 2000 | $ 2.70 | |||
| 3000 | $ 2.67 | |||
| Digikey | Cut Tape (CT) | 1 | $ 5.34 | |
| 10 | $ 4.80 | |||
| 25 | $ 4.53 | |||
| 100 | $ 3.93 | |||
| 250 | $ 3.73 | |||
| 500 | $ 3.34 | |||
| Digi-Reel® | 1 | $ 5.34 | ||
| 10 | $ 4.80 | |||
| 25 | $ 4.53 | |||
| 100 | $ 3.93 | |||
| 250 | $ 3.73 | |||
| 500 | $ 3.34 | |||
| Tape & Reel (TR) | 1000 | $ 2.82 | ||
| 2000 | $ 2.68 | |||
| LCSC | N/A | 1 | $ 4.86 | |
| 10 | $ 4.24 | |||
| 30 | $ 3.87 | |||
| 100 | $ 3.49 | |||
| 500 | $ 3.32 | |||
| 1000 | $ 3.24 | |||
| Mouser Electronics | N/A | 1 | $ 4.89 | |
| 10 | $ 3.43 | |||
| 100 | $ 3.11 | |||
| 250 | $ 2.96 | |||
| 500 | $ 2.86 | |||
| 1000 | $ 2.56 | |||
| 2000 | $ 2.49 | |||
| Texas Instruments | LARGE T&R | 1 | $ 4.03 | |
| 100 | $ 3.53 | |||
| 250 | $ 2.48 | |||
| 1000 | $ 2.00 | |||
| Win Source Electronics | N/A | 13 | $ 3.97 | |
| 31 | $ 3.25 | |||
| 48 | $ 3.15 | |||
| 66 | $ 3.05 | |||
| 85 | $ 2.95 | |||
| 114 | $ 2.64 | |||
BQ769142 Series
3-s to 14-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4 battery
| Part | Function | Fault Protection | Operating Temperature [Max] | Operating Temperature [Min] | Interface | Battery Chemistry | Mounting Type | Package / Case | Number of Cells [Max] [custom] | Number of Cells [Min] [custom] | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|
Texas Instruments BQ769142PFBR | Multi-Function Controller | Over/Under Voltage | 85 °C | -40 °C | I2C | Lithium Ion/Polymer | Surface Mount | 48-TQFP | 14 | 3 | 48-TQFP (7x7) |
Description
General part information
BQ769142 Series
The Texas Instruments BQ769142 device is a highly integrated, high-accuracy battery monitor and protector for 3-series to 14-series Li-ion, Li-polymer, and LiFePO4battery packs. The device includes a high-accuracy monitoring system, a highly configurable protection subsystem, and support for autonomous or host controlled cell balancing. Integration includes high-side charge-pump NFET drivers, dual programmable LDOs for external system use, and a host communication peripheral supporting 400-kHz I2C, SPI, and HDQ one-wire standards. The BQ769142 device is available in a 48-pin TQFP package.
The Texas Instruments BQ769142 device is a highly integrated, high-accuracy battery monitor and protector for 3-series to 14-series Li-ion, Li-polymer, and LiFePO4battery packs. The device includes a high-accuracy monitoring system, a highly configurable protection subsystem, and support for autonomous or host controlled cell balancing. Integration includes high-side charge-pump NFET drivers, dual programmable LDOs for external system use, and a host communication peripheral supporting 400-kHz I2C, SPI, and HDQ one-wire standards. The BQ769142 device is available in a 48-pin TQFP package.
Documents
Technical documentation and resources