Texas Instruments
Texas Instruments BQ24155RGYR single-cell Li-Ion/Polymer battery charger, I²C programmable, 1.25 A max charge current, 6 V max input, 14-VQFN (3.5x3.5) package, -40°C to 85°C.
MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T
| Parameter / Attribute | Specification / Value |
|---|---|
| Mounting | Surface Mount |
| Battery pack voltage | 4.44V (Max) |
| Supply voltage | 6V |
| Current - charging | Constant - Programmable |
| Charge current - max | 1.25A |
| Interface | I²C |
| Operating temperature | -40°C~85°C(TA) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Case | 14-VFQFN Exposed Pad |
| Number of cells | 1 |
| Fault protection | Over Temperature, Over Voltage |
| Battery chemistry | Lithium Ion/Polymer |
| Programmable features | Current, Timer, Voltage |
It targets portable devices, handheld instruments, and battery-backed systems where the charge profile must be adjusted in firmware rather than by resistor dividers.
The maximum charge current is 1.25 A, programmable via I²C. Input supply maximum is 6 V. Over-voltage and over-temperature fault protection is built in.
No last-time-buy or end-of-life notification has been issued.
The battery pack voltage ceiling is 4.44 V.
