| Part Number | BQ24166YFFT | BQ24156YFFT |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | PMIC - Battery Chargers | PMIC - Battery Chargers |
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| Product Status | Active | Obsolete |
| Battery Chemistry | Lithium Ion | Lithium Ion/Polymer |
| Number of Cells | 1 | 1 |
| Current - Charging | Constant - Programmable | Constant - Programmable |
| Programmable Features | - | Current, Timer |
| Fault Protection | Over Temperature, Short Circuit | Over Temperature, Over Voltage |
| Charge Current - Max | 2.5A | 1.5A |
| Battery Pack Voltage | 3.7V | 4.44V (Max) |
| Voltage - Supply (Max) | 10V | 9V |
| Interface | USB | I²C |
| Operating Temperature | -40°C ~ 85°C (TA) | -30°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 49-UFBGA, DSBGA | 20-UFBGA, DSBGA |
| Supplier Device Package | 49-DSBGA (2.8x2.8) | 20-DSBGA |