Texas Instruments BQ25121YFPT Battery Chargers
IC BATT CHG LI-ION 1CELL 25DSBGA
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
BQ25121YFPT
Detailed Description
IC BATT CHG LI-ION 1CELL 25DSBGA
Package
25-XFBGA, DSBGA
Key Features
Package / Case: 25-XFBGA, DSBGA; Mounting Type: Surface Mount
Lifecycle Status
Not For New Designs
RoHS State
RoHS Compliant
Datasheet
BQ25121YFPT Datasheet
Quick Jump:
Technical Specifications
Texas Instruments BQ25121YFPT Battery Chargers technical specifications.
General
Series
BQ25121
Interface
I²C
RoHS
Yes
Package / Case
25-XFBGA, DSBGA
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
3.4 V ~ 5.5 V
Lifecycle Status
Not For New Designs
Battery Chemistry
Lithium Ion
Number of Cells
1
Related Parts Comparison (BQ25121YFPT vs BQ25120F6YFPT vs BQ25120F4YFPR vs BQ25120F2YFPR)
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 | 25-XFBGA, DSBGA | 25-XFBGA, DSBGA | 25-XFBGA, DSBGA | 25-XFBGA, DSBGA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 3.4 V ~ 5.5 V | 20V | 20V | 20V |
| Interface | I²C | I²C | I²C | I²C |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Not For New Designs | Active | Active | Active |
| Battery Chemistry | Lithium Ion | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer |
| Battery Pack Voltage | 4.2V | 4.65V (Max) | 4.65V (Max) | 4.65V (Max) |
| Charge Current Max | 300mA | 300mA | 300mA | 300mA |
| Current Charging | Constant - Programmable | Constant - Programmable | Constant - Programmable | Constant - Programmable |
| Fault Protection | Over | Over Temperature, Over Voltage, Short Circuit | Over Temperature, Over Voltage, Short Circuit | Over Temperature, Over Voltage, Short Circuit |
| Action |
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