參數(shù)資料
型號: IR3310S
廠商: International Rectifier
英文描述: PROGRAMMABLE CURRENT SENSING HIGH SIDE SWITCH
中文描述: 可編程電流傳感高端開關(guān)
文件頁數(shù): 1/12頁
文件大?。?/td> 320K
代理商: IR3310S
Features
Load current feedback
Programmable over current shutdown
Active clamp
E.S.D protection
Input referenced to Vcc
Over temperatue shutdown
Reverse battery protection
IR3310(S)
Data Sheet No.PD60181 Rev.E
Description
The IR 3310(S) is a Fully Protected 4 terminal high side switch.
The input signal is referenced to Vcc. When the input voltage
Vcc - Vin is higher than the specified Vih threshold, the output
power MOSFET is turned-on. When Vcc - Vin is lower than
the specified Vil threshold, the output MOSFET is turned-off.
A sense current proportional to the current in the power Mosfet
is sourced to the Ifb pin. Over-current shutdown occurs when
Vfb - Vin > 4.5 V. The current shutdown threshold is adjusted
by selecting the proper RIfb. Either over-current and over-tem-
perature latches off the switch. The device is reset by pulling
the input pin high. Other integrated protections ( ESD, reverse
battery, active clamp) make the IR 3310(S) very rugged and
suitable for the automotive environment.
Typical Connection
PROGRAMMABLE CURRENT SENSING HIGH SIDE SWITCH
Product Summary
R
ds(on)
7m
max.
V
cc.op.
6 to 28V
Current ratio
8800
I
shutdown
10 to 100A
Active clamp
35V
Load Dump
40V
Package
5 Lead TO220
IR3310
www.irf.com
1
VCC
OUT
IN
IR 3310
LOAD
Battery
Power
Ground
System
Ground
off
on
Ifb
10 k
RIfb
5 Lead
D
2
Pak (SMD220)
IR3310S
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