MM1458
MM1458 is Regulator+Reset IC Monolithic IC manufactured by MITSUMI.
MITSUMI
Regulator+Reset IC MM1458
Regulator+Reset IC
Monolithic IC MM1458
Outline
This IC, developed for use in CD-ROM drives, bines a 3V regulator adapted to low power consumption with a much-sought reset function (regulator input monitoring), with internal delay circuit, set to detect 4.2V.
Features
1. Large output current 300mA max. 2. High ripple rejection rate 80dB typ. 3. Internal thermal shutdown circuit. 4. Internal current-limiting circuit. 5. Adjustment-free reset detection voltage 4.2V typ. 6. Easy to set delay time from voltage detection to reset release.
Package
SOP-7
Applications
CD-ROM drive.
Pin Assignment
1 7 6 5 2 3 4 1 2 3 4 5 6 SOP-7 7 GND
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