参数资料
型号: IR3624MTRPBF
厂商: International Rectifier
文件页数: 1/21页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 10-MLPD
标准包装: 1
PWM 型: 电压模式
输出数: 1
频率 - 最大: 660kHz
占空比: 71%
电源电压: 4.5 V ~ 14 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 10-VFDFN 裸露焊盘
包装: 标准包装
其它名称: IR3624MTRPBFDKR
Data Sheet No.PD94714 revA
IR3624MPBF
HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER
Features
Description
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Internal 600kHz Oscillator
Operates with Single 5V or 12V Supply
Programmable Over Current Protection
Hiccup Current Limit Using MOSFET R DS(on)
sensing
Precision Reference Voltage (0.6V)
Programmable Soft-Start
Pre-Bias Start-up
Thermal Protection
10-Lead MLPD Package
The IR3624 is a PWM controller designed for
high performance synchronous Buck DC/DC
applications. The IR3624 drives a pair of external
N-MOSFETs using a fixed 600kHz switching
frequency allowing the use of small external
components. The output voltage can be precisely
regulated using the internal 0.6V reference
voltage for low voltage applications. Protection
such as Pre-Bias startup, hiccup current limit and
thermal shutdown are provided to give required
Applications
system level security in the event of fault
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Embedded Telecom Systems
Distributed Point of Load Power Architectures
Computing Peripheral Voltage Regulator
Graphics Card
General DC/DC Converters
Vin
Vc
Vcc
HDrv
conditions.
Comp
U1
OCSet
LDrv
PGnd
Vout
SS / SD
Gnd
Fb
Fig. 1: Typical application Circuit
ORDERING INFORMATION
PKG
DESIG
M
M
PACKAGE
DESCRIPTION
IR3624MPBF
IR3624MTRPBF
PIN PARTS PARTS
COUNT PER TUBE PER REEL
10 121 -------
10 -------- 3000
T&R
ORIANTAION
Figure A
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