The PB137 is a positive voltage regulator from ST company. Its rated output voltage is 13.7V and the maximum output current is 1.5A.
The PB137 is a positive voltage regulator designed specifically for charging lead-acid batteries. It provides a fixed output voltage of 13.7V with a maximum output current of 1.5A. A key feature is its reverse leakage current, which is less than 10 µA under specific conditions, making it suitable for applications requiring low self-discharge during float charging.
| Output current | 1.5 A |
|---|---|
| Reverse leakage current (Max) | 10 µA |
| Operating junction temperature range | 0 to 150 °C |
| Package type | TO-220 |
The typical output voltage is 13.7 V.
The device can provide an output current in excess of 1.5 A.
The maximum reverse leakage current is 10 µA at 0 to 40 °C.