Diodes AP3201A Manuel d'utilisateur

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Preliminary Datasheet
380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A
Mar. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
1
General Description
The AP3201A is a 380kHz fixed frequency, current
mode, PWM buck (step-down) DC-DC converter,
capable of driving a 2A load with high efficiency,
excellent line and load regulation. The device
integrates N-channel power MOSFET switch with
low on-resistance. Current mode control provides fast
transient response and cycle-by-cycle current limit.
A standard series of inductors are available from
several different manufacturers optimized for use
with the AP3201A. This feature greatly simplifies the
design of switch-mode power supplies.
This IC is available in HMSOP-10 package.
Features
• Input Voltage Range: 4.75V to 18V
• Fixed 380kHz Frequency
• High Efficiency: up to 93%
• Output Current: 2A
• Current Mode Control
• Built-in Over Current Protection
• Built-in Thermal Shutdown Function
• Built-in UVLO Function
• Built-in Over Voltage Protection
• Programmable Soft-start
Applications
• LCD TV
• Set Top Box
• Portable DVD
• Digital Photo Frame
Figure 1. Package Type of AP3201A
HMSOP-10
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Résumé du contenu

Page 1

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 2 - Pin Description

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 3

IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the

Page 4

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 5 - Electrical Characteristics

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 6 - Case Temperature (

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 7 - =1 to 2A)

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 8

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 9

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 10

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

Page 11

Preliminary Datasheet 380kHz, 2A Asynchronous DC-DC Buck Converter AP3201A Mar. 2011

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