Texas Instruments BQ24257RGET Battery Chargers
2A Single Input I2C/Standalone Switch-Mode Li-Ion Battery Charger
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
BQ24257RGET
Detailed Description
2A Single Input I2C/Standalone Switch-Mode Li-Ion Battery Charger
Package
24-VFQFN Exposed Pad
Key Features
Package / Case: 24-VFQFN Exposed Pad
Lifecycle Status
Not For New Designs
RoHS State
RoHS Compliant
Datasheet
BQ24257RGET Datasheet
Quick Jump:
Technical Specifications
Texas Instruments BQ24257RGET Battery Chargers technical specifications.
General
Interface
I²C, USB
RoHS
Yes
Package / Case
24-VFQFN Exposed Pad
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
6.5V
Lifecycle Status
Not For New Designs
Battery Chemistry
Multi-Chemistry
Fault Protection
Over Temperature, Over
Number of Cells
1
Current Charging
Constant - Programmable
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Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 24-VFQFN Exposed Pad | 24-VFQFN Exposed Pad | 24-VFQFN Exposed Pad | 24-VFQFN Exposed Pad |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 85°C (TA) |
| Supply Voltage | 6.5V | 10V | 24V | 4 V ~ 10 V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Not For New Designs | Active | Active | Active |
| Battery Chemistry | Multi-Chemistry | Lithium Ion | Multi-Chemistry | Lithium Ion |
| Battery Pack Voltage | 4.44V (Max) | 3.7V | 18V (Max) | 3.7V |
| Charge Current Max | 2A | 2.5A | 8A | 2.5A |
| Current Charging | Constant - Programmable | Constant - Programmable | Constant - Programmable | Constant - Programmable |
| Fault Protection | Over Temperature, Over | Over Temperature, Over Voltage, Short Circuit | Over | Over Temperature, Short Circuit |
| Number of Cells | 1 | 1 | 2 ~ 4 | 1 |
| Package | VQFN (RGE)-24 | VQFN (RGE)-24 | VQFN (RGE)-24 | VQFN (RGE)-24 |
| Action |
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