Key facts
- Brand
- Maxim
- Model
- MAX1954A
- Industry
- Industrial
- Documents
- 3
- Languages
- ZH · EN
- Last added
- 2012-04-11
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Maxim MAX1954A Buck Regulator Datasheet
The MAX1954A is a PWM buck‑converter IC designed for high‑efficiency step‑down conversion with a fixed 300 kHz switching frequency. It supports input voltages from 3 V to 5.5 V and can deliver up to 25 A of output current while maintaining efficiencies up to 93 %.
The datasheet includes absolute maximum ratings, electrical characteristics, pin‑out tables, soft‑start settings, FET driver specifications, thermal protection, shutdown control, and package dimensions. It also provides performance graphs for efficiency versus load current and output voltage. This manual is written in Chinese.
Maxim MAX1954A specifications
| HSD Voltage Range | 3.0 V – 13.2 V |
|---|---|
| Maximum Duty Cycle | ≈ 93 % |
| Maximum Output Current | 25 A |
All Maxim MAX1954A documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum output current the MAX1954A can deliver?
The device can provide up to 25 A of continuous output current.
What switching frequency does the MAX1954A use?
It uses a fixed 300 kHz switching frequency.
From: Maxim Integrated MAX1954A Current‑Mode PWM Buck Controller Datasheet
How much output current can the MAX1954A deliver?
It can deliver up to 25 A of output current.
From: Maxim Integrated MAX1954A Current‑Mode PWM Buck Controller Datasheet
What is the input voltage range for the MAX1954A?
The device operates with an input voltage from 10.8 V to 13.2 V.
What is the switching frequency of the MAX1954A?
It switches at a fixed frequency of 300 kHz.