IR3311STRRPBF International Rectifier, IR3311STRRPBF Datasheet

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IR3311STRRPBF

Manufacturer Part Number
IR3311STRRPBF
Description
Manufacturer
International Rectifier
Datasheet

Specifications of IR3311STRRPBF

Switch Type
High Side
Power Switch Family
IR3311
Input Voltage
6 to 28V
Power Switch On Resistance
9mOhm
Output Current
18A
Number Of Outputs
4
Mounting
Surface Mount
Supply Current
4mA
Package Type
D2PAK
Operating Temperature (min)
-40C
Operating Temperature (max)
150C
Operating Temperature Classification
Automotive
Pin Count
4 +Tab
Power Dissipation
2W
Lead Free Status / RoHS Status
Compliant
PROGRAMMABLE CURRENT SENSING HIGH SIDE SWITCH
Features
Typical Connection
Description
The IR 3311(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
Vifb - 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 IR3311(S) very rugged and
suitable for the automotive environment.
www.irf.com
Load current feedback
Programmable over current shutdown
Active clamp
E.S.D protection
Input referenced to Vcc
Over temperatue shutdown
Reverse battery protection
off
on
10 k
Ifb
IN
RIfb
System
Ground
IR 3311
VCC
OUT
Package
Product Summary
LOAD
5 Lead TO220
Power
Ground
R
V
Current ratio
I
Active clamp
shutdown
IR3311
Load Dump
cc.op.
ds(on)
Battery
Data Sheet No.PD60210 Rev.D
6A to 58A
IR3311(S)
6 to 28V
D
2
12m
5300
Pak (SMD220)
35V
40V
IR3311S
5 Lead
1

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IR3311STRRPBF Summary of contents

Page 1

... Over temperatue shutdown Reverse battery protection Description The IR 3311( 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 ...

Page 2

IR3311(S) Absolute Maximum Ratings Absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. All voltage parameters are referenced to Vcc lead. (T Ambient = 25 Symbol Parameter max Maximum input ...

Page 3

... Vclamp1 Vcc to Vout active clamp voltage Vclamp2 Vcc to Vout active clamp voltage Vsd Body diode forward voltage Vaval. Vcc to Vout avalanche voltage Switching Electrical Characteristics 14V, Resistive Load = 0 Symbol Parameter Td on Turn-on delay time to Vcc-Vout= 0.9 Vcc T r1 Rise time to Vcc-Vout= Rise time out = 0 ...

Page 4

IR3311(S) Current Sense Characteristics Symbol Parameter Ratio I load / IIfb current ratio Ratio_TC Iload/Ifb variation over temperature offset Load current diagnostic offset Trst Ifb response time (low signal) Functional Block Diagram charge 4mA 70V ...

Page 5

... Figure 1 - Voltages and currents definitions WWW.IRF.COM Ifb 3 - Vcc (tab Out 5 Lead - D Part Number Vcc-Vin Vcc-Vout Vcc-Vout max Vclamp1 Vcc Vclamp2 90% Iout Iout max Vcc-Vout -Ids cont. -Ids pulsed Iout 85°C Isd Tr1 Figure 2 - Switching time definitions (turn-on) IR3311(S) 3 (Vcc PAK (SMD220) IR3311S DV/dt(on) Tr2 5 ...

Page 6

... IR3311(S) Vcc-Vin 90% Vcc-Vout DV/dt(off off Tf Figure 3 - Switching time definitions (turn-off) Vin I Load 38 us (typ.) Ifb Precise measurement Figure 5 - Current sense precision: Accurate measurement only when the power Mosfet is fully ON 6 Vin Ids Vds clamp Vout ( see Design tip to evaluate power dissipation ) ...

Page 7

Vcc-Vin 12V 0 V Iout t < T reset OI shutdown Isd Tj Tjsd All curves are typical characteristics. Operation in hatched areas is not recommended. Tj=25 Vcc=14V (unless otherwise specified ...

Page 8

IR3311(S) 200% 180% 160% 140% 120% 100% 80% 60% 40% 20% 0% -50 - 100 125 150 Figure 10 -Normalized Rdson (%) Max. specified Typical value 3 2 ...

Page 9

Figure 14 - Max. DC current (A) vs Temp. (° urre ...

Page 10

IR3311(S) Case Outline - TO220 (5 lead) 10 IRGB 01-3042 01 WWW.IRF.COM ...

Page 11

Case Outline 5 Lead - D WWW.IRF.COM 2 PAK (SMD220) IR3311(S) 11 ...

Page 12

IR3311(S) Tape & Reel 5 Lead - D IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245 Tel: (310) 252-7105 This product has been designed and qualified for the Automotive [Q100] market PAK (SMD220) Data and specifications ...

Page 13

Note: For the most current drawings please refer to the IR website at: http://www.irf.com/package/ ...

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