MAX1637 Miniature / Low-Voltage / Precision Step-Down Controller

Maxim

Description

19-1321; Rev 1; 2/98 KIT ATION EVALU LE B A IL A AV Miniature, Low-Voltage, Precision Step-Down Controller General .
____________________________Features o ±2% DC Accuracy o 0.

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Datasheet Specifications

Part number: MAX1637
Manufacturer: Maxim
File Size: 301.53 KB
Datasheet: MAX1637_MaximIntegratedProducts.pdf
Description: Miniature / Low-Voltage / Precision Step-Down Controller

Features

* o ±2% DC Accuracy o 0.1% (typ) DC Load Regulation o Adjustable Switching Frequency to 350kHz o Idle Mode™ Pulse-Skipping Operation o 1.10V to 5.5V Adjustable Output Voltage o 3.15V Minimum IC Supply Voltage (at VCC pin) o Internal Digital Soft-Start o 1.1V ±2% Reference Output o 1µA Total Shutdown C

Applications

* where the battery exceeds 5.5V. The MAX1637 achieves excellent DC and AC output voltage accuracy. This device can operate from a low input voltage (3.15V) and delivers the excellent load-transient response needed by upcoming generations of dynamic-clock CPUs. Using synchronous rectification, the MAX

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MAX1637 Miniature Low-Voltage Precision Step-Down Controller Maxim

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