NJM2374A is a PWM type DC/DC converter IC with a wide range of power supply voltage, wide operating frequency range, built-in power transistor and overcurrent detection circuit.
The NJM2374A is a PWM‑controlled DC/DC comparator IC with an internal 1.5 A power transistor, suitable for step‑down, step‑up, and inverter applications. It includes a cycle‑by‑cycle current‑limit circuit that can be set with external resistors.
The document lists absolute maximum ratings, electrical characteristics, timing charts, and example application circuits, and notes package‑specific power‑dissipation considerations. This manual is written in Japanese.
| Supply voltage range | 2.5 V – 40 V (up to 48 V for NJM2374AE) |
|---|---|
| Internal power transistor current | 1.5 A max |
| Switching frequency range | 100 Hz – 100 kHz |
| Package types | DIP8, DMP8, EMP8, SSOP14 |
| Operating temperature range | -40 °C to +85 °C |
It operates from 2.5 V to 40 V (up to 48 V for the NJM2374AE version).
The built‑in power transistor can handle up to 1.5 A.
It is offered in DIP8, DMP8, EMP8, and SSOP14 packages.
The device supports a PWM switching frequency from 100 Hz to 100 kHz.