Datasheet Details
| Part number | MB39A134 |
|---|---|
| Manufacturer | Fujitsu Semiconductor Limited |
| File Size | 1.56 MB |
| Description | DC/DC converter IC |
| Datasheet |
 MB39A134 Datasheet
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General Description
The MB39A134 is a DC/DC converter IC for charging Li-ion battery, which is suitable for down conversion, and uses pulse width modulation (PWM) for controlling the charge voltage and current independently.
Key Features
- S.
- Support 2, 3 and 4 Cell Battery Pack Built-in two constant current control loops Built-in AC adapter detection function (ACOK pin) Charge voltage accuracy : ±0.7% (Ta =.
- 10 °C to +85 °C) Built-in charging voltage control without external setting resistor (4.20 V/Cell or 4.10 V/Cell) Adjustable to charge voltage with external resistor Built-in two high accurate current detection amplifiers (±1%) (At input voltage difference 100.