The TS2937 is a 500mA ultra low dropout fixed positive voltage regulator with an input voltage range of -18~+60V and an output voltage range of 12V, 10V, 8V, 5V, 3.3V and 2.5V. The typical output voltage is 0.6V. It has the characteristics of high output voltage accuracy, output current up to 500mA, low static current, and a working temperature range of -20~+85℃.
The TS2937 series consists of fixed-voltage monolithic micro-power voltage regulators designed for a wide range of applications, particularly battery-powered systems. Key features include a typical dropout voltage of 0.6V at 500mA, an output current capability up to 500mA, and internal protection mechanisms such as current limiting, thermal shutdown, and reverse peak voltage tolerance.
The device is offered in four package types: TO-263, TO-220, TO-252, and SOT-223. The datasheet provides absolute maximum ratings, detailed electrical characteristics including line and load regulation, application information regarding input/output capacitors and thermal management, and mechanical drawings for all supported packages.
| Output Current | 500mA |
|---|---|
| Dropout Voltage (Typ) | 600mV @ 500mA |
| Input Over Voltage Protection | +30V |
| Transient Peak Voltage | +60V |
| Reverse Peak Voltage | -18V |
| Quiescent Current (Typ) | 100uA |
| Line Regulation (Typ) | 0.05% |
| Output Voltage Tolerance | 1% typ. |
A minimum load current of 10mA is necessary for proper regulation.
The device can provide an output current up to 500mA.
A minimum load current of 10mA is necessary to prevent output voltage rise.