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UA1538

Features: ·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 curr...

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UA1538: Features: ·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 pi...

UA1538 Data Sheet

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Part Number:
UA1538
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2026/1/21

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Product Details

Description



Features:

·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.


Pinout

Connection Diagram


Specifications

PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
Vcc *1
13.5
V
Driver Output Current
Io
500
mA
Power Dissipation
PD
625
mW
Operating Temperature
TOPR
0 ~ +70
Storage Temperature
TSTG
-40 ~ +150
*1: Vcc shows input voltage of VSYS1,VSYS2, HVcc, BATT,and CHGVcc.



Description

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.




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