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參數(shù)資料
| 型號： | UA1538-QM1-T |
| 廠商： | UNISONIC TECHNOLOGIES CO LTD |
| 元件分類： | 運動控制電子 |
| 英文描述： | 4-CH MOTOR DRIVER FOR PORTABLE CD PLAYERS |
| 中文描述： | DISK DRIVE MOTOR CONTROLLER, 0.5 A, PQFP44 |
| 封裝： | 0.80 MM PITCH, QFP-44 |
| 文件頁數(shù)： | 1/18頁 |
| 文件大小： | 370K |
| 代理商： | UA1538-QM1-T |
UNISONIC TECHNOLOGIES CO,
UA1538
LINEAR INTEGRATED CIRCUIT
www.unisonic.com.tw
Copyright 2005 Unisonic Technologies Co.,
1
QW-R109-023,B
4-CH MOT OR DRIV ER FOR
PORT ABLE CD PLAY ERS
DES CRIPT ION
The UTC UA1538 contains a 4ch H bridge driver and
DC-DC converter control circuit on one chip, and was
developed for use in portable CD players.
FEAT URES
*Built-in 4ch H bridge driver, and PWM control of load
drive voltage is made possible by external
components.
*DC-DC converter control circuit on chip.
*With reset output inversion output pin.
*Empty detection level can be switched between
rechargeable battery and dry battery.
*Constant current charging; current value can be varied
using external resistor.
*Built-in power transistor for charging.
*Built-in independent thermal shutdown circuit.
QFP-44-0.8
*Pb-free plating product number: UA1538L
ORDERING INFORMAT ION
Ordering Number
Normal
UA1538-QM1-T UA1538L-QM1-T
Lead Free Plating
Package
Packing
QFP-44-0.8
Tube
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