IPS1021 International Rectifier Corp., IPS1021 Datasheet

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IPS1021

Manufacturer Part Number
IPS1021
Description
low-side intelligent power switches (IPS)
Manufacturer
International Rectifier Corp.
Datasheet

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Part Number
Manufacturer
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Price
Part Number:
IPS1021
Manufacturer:
IR
Quantity:
12 500
Part Number:
IPS1021PBF
Manufacturer:
IR
Quantity:
20 000
Part Number:
IPS1021R
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IR
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12 500
Part Number:
IPS1021R
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IR
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20 000
Part Number:
IPS1021S
Manufacturer:
IR
Quantity:
12 500
Part Number:
IPS1021S
Manufacturer:
IR
Quantity:
20 000
Features
Description
The IPS1021(S)(R
Switch (IPS) that features a low side MOSFET with over-
current, over-temperature, ESD protection and drain to
source active clamp. This device offers protections and
the high reliability required in harsh environments. The
switch provides efficient protection by turning OFF the
power MOSFET when the temperature exceeds 165°C or
when the drain current reaches 35A. The device restarts
once the input is cycled. A serial resistance connected to
the input provides the diagnostic. The avalanche capability
is significantly enhanced by the active clamp and covers
most inductive load demagnetizations.
Typical Connection
www.irf.com
Over temperature shutdown
Over current shutdown
Active clamp
Low current & logic lev l input
ESD protection
Optimized Turn
Diagnostic on the input current
Input Signal
) is a three terminal Intelligent Power
On/Off for EMI
e
INTELLIGENT POWER LOW SIDE SWITCH
V Diag
Input R
IN
Control
Product Summary
Packages
Load
TO-220
IPS1021
+Bat
D
S
Rds(on)
Vclamp
Ishutdown
2
3
Data Sheet No. PD60236 revA
IPS1021(
IPS1021S
D²Pak
25m
35A (typ.)
36V
Ω (
IPS1021R
max.)
D-Pak
S
1
)(
R
)

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IPS1021 Summary of contents

Page 1

... Optimized Turn On/Off for EMI • Diagnostic on the input current Description The IPS1021(S)( three terminal Intelligent Power Switch (IPS) that features a low side MOSFET with over- current, over-temperature, ESD protection and drain to source active clamp. This device offers protections and the high reliability required in harsh environments ...

Page 2

... Thermal resistance junction to case IPS1021S D²Pak Rth1 Thermal resistance junction to ambient IPS1021R D-Pak std. footprint Rth2 Thermal resistance junction to ambient IPS1021R D-Pak 1” sqr. footprint Rth3 Thermal resistance junction to case IPS1021R D-Pak Recommended Operating Conditions These values are given for a quick design. For operation outside these conditions, please consult the application notes. ...

Page 3

... V ⎯ ⎯ 1.7 V 15(2) 50 200 µs Min. Typ. Max. Units µA 150 230 350 IPS1021 Test Conditions Vin=5V, Ids=8A Vcc=14V, Tj=25°C Vcc=28V, Tj=25°C Id=20mA Id=2A Iin=1mA Id=10mA Test Conditions See figure 2 Test Conditions See figure 1 See figure 1 Vin=0V Test Conditions Vin=5V ...

Page 4

... Lead Assignments Functional Block Diagram All values are typical IN 75Ω 6.5V www.irf.com 2- Drain TO220 Vds > O. > 165°C I > Isd IPS1021( 2- Drain D²Pak – D Pak DRAIN 37V 15kΩ SOURCE )( ) S R 43V 4 ...

Page 5

... Figure 1 – Timing diagram Vin Ids Vds clamp Vds Vcc See Application Notes to evaluate power dissipation Figure 3 – Active clamp waveforms www.irf.com t<T reset t>T reset T clamp IPS1021( 80% Vin 20% Tr-in 80% Ids 20 Vds Figure 2 – IN rise time & switching definitions L Rem : During active clamp, ...

Page 6

... Vin, input voltage (V) Figure 7 – Current limitation and current shutdown Vs Input voltage (V) www.irf.com limit I shutdown IPS1021( 200% 150% 100% 50% - Tj, junction temperature (°C) Figure 6 - Normalized Rds(on) (%) Vs Tj (°C) 140% 120% 100% 80% 60% 40% 20% 0% -50 ...

Page 7

... Figure 11 – Max. ouput current (A) Vs Inductive load (mH) www.irf.com 5°C/W 10°C/W 1" sq footprint std footprint 50 100 150 0.1 1 Figure 12 – Transient thermal impedance (°C/W) IPS1021( 50 50°C/W 25°C ambient 50°C/W 85°C ambient 40 50°C/W -40°C ambient 0.1 1 Protection response time (s) Figure 10 – Ids (A) Vs over temperature ...

Page 8

... Tj, junction temperature (°C) Figure 13 – Input current (µA) On and Off Vs junction temperature (°C) www.irf.com latch 50 100 150 Figure 14 – Over temperature shutdown (°C) IPS1021( 200 180 160 140 120 100 Vin, input voltage (V) ...

Page 9

... Case Outline – TO-220 AB www.irf.com IPS1021 ...

Page 10

... Case Outline - D Pak (SMD-220) www.irf.com IPS1021 ...

Page 11

... Case Outline – D-Pak www.irf.com IPS1021 ...

Page 12

... Tape & Reel - D Pak (SMD220) www.irf.com IPS1021 ...

Page 13

... Tape & Reel - D Pak IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245 Tel: (310) 252-7105 www.irf.com Data and specifications subject to change without notice. This product is designed and qualified for the Automotive [Q100] market. IPS1021 11/8/2005 13 ...

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