IPS1051 International Rectifier Corp., IPS1051 Datasheet

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IPS1051

Manufacturer Part Number
IPS1051
Description
Single/dual Channel Intelligent Power Low Side Switch
Manufacturer
International Rectifier Corp.
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
IPS1051LPBF
Manufacturer:
ST
Quantity:
3 000
Part Number:
IPS1051LPBF
Manufacturer:
IR
Quantity:
20 000
Part Number:
IPS1051R
Manufacturer:
IR
Quantity:
20 000
Features
Description
The IPS1051LPb
Power Switches (IPS) featuring low side MOSFETs with
over-current, over-temperature, ESD protection and drain
to source active clamp. The IPS1052G is a dual channel
device while the IPS1051 is a single channel. These
devices offer protections and the high reliability required in
harsh environments. Each switch provides efficient
protection by turning OFF the power MOSFET when the
temperature exceeds 165°C or when the drain current
reaches 3A. 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
F and IPS1052GPbF are Intelligent
On/Off for EMI
e
INTELLIGENT POWER LOW SIDE SWITCH
V Diag
2-4 (IPS1052G)
1
Input R
(IPS1051L)
IPS1051LPbF / IPS1052GPbF
IN
Control
SINGLE/DUAL CHANNEL
Product Summary
Packages
Load
+Bat
D
S
IPS1051LPbF
SOT-223
1-3 (IPS1052G)
3
Rds(on)
Vclamp
Ishutdown
5-6-7-8 (IPS1052G)
2
(IPS1051L)
Data Sheet No. PD60298_B
(IPS1051L)
250m
IPS1052GPbF
2.8A (typ.)
39V
SO-8
Ω (
max.)
1

Related parts for IPS1051

IPS1051 Summary of contents

Page 1

... Power Switches (IPS) featuring low side MOSFETs with over-current, over-temperature, ESD protection and drain to source active clamp. The IPS1052G is a dual channel device while the IPS1051 is a single channel. These devices offer protections and the high reliability required in harsh environments. Each switch provides efficient protection by turning OFF the power MOSFET when the temperature exceeds 165° ...

Page 2

... Thermal Characteristics Symbol Parameter Rth1 Thermal resistance junction to ambient IPS1051L SOT-223 std. footprint Rth2 Thermal resistance junction to ambient IPS1051L SOT-223 1” sqrt. footprint Thermal resistance junction to ambient IPS1052G SO-8 std. Footprint Rth1 Thermal resistance junction to ambient IPS1052G SO-8 std. footprint Rth1 Recommended Operating Conditions These values are given for a quick design ...

Page 3

... Treset Time to reset protection (2)Guaranteed by design Diagnostic Sym bol Pa rameter Iin state IN positive current Iin, off OF F state IN positive current (af ter protection latched – fault condition) www.irf.com IPS1051LPbF / IPS1052GPbF Min. Typ. ⎯ 160 ⎯ 340 ⎯ 0.1 ⎯ current 0 ⎯ 39 5.5 6.5 ⎯ ...

Page 4

... Lead Assignments SOT-223 Functional Block Diagram All values are typical IN 75Ω 6V www.irf.com IPS1051LPbF / IPS1052GPbF SO8 > 165° 5-6 D2 7-8 D1 DRAIN 37V 15kΩ > O .V. I > ...

Page 5

... Tshutdown 165°C Vdiag normal fault 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 IPS1051LPbF / IPS1052GPbF t<T reset t>T reset T clamp 80% Vin 20% Tr-in 80% Ids 20 Vds Figure 2 – IN rise time & switching definitions ...

Page 6

... Vin, input voltage (V) Figure 5 – N ormalized Rds(on) (%) Vin, input voltage (V) Figure 7 – Current limitation and current shutdown Vs Input voltage (V) www.irf.com IPS1051LPbF / IPS1052GPbF put voltage I limit I shutdown Figure 200% 1 50% 1 00% 50% -50 ...

Page 7

... Inductive load (mH) www.irf.com IPS1051LPbF / IPS1052GPbF 60°C /W 100°C/W 50 100 150 (°C) Fig 0.1 1 Figure 12 – Transient thermal impedance (°C/W) 3 2.5 2 1 Protection response time (s) ure 10 – Ids (A) Vs over temperature protectio response time (s) / IPS1051L 100 10 1 0.1 0.01 1E-6 1E-4 1E-2 Time (s) Vs time (s) 100 1000 n 1E+0 1E+2 7 ...

Page 8

... Tj, junction temperature (°C) Figure 13 – Input current (µA) On and Off Vs junction temperature (°C) www.irf.com IPS1051LPbF / IPS1052GPbF Icc off Icc on 50 100 150 200 180 160 140 120 100 Vin, input voltage (V) Figure 14 – ...

Page 9

... Case Outline - SOT-223 - Automotive Q100 PbF MSL2 qualified Leads and drain are plated with 100% Sn www.irf.com IPS1051LPbF / IPS1052GPbF 9 ...

Page 10

... Tape & Reel - SOT-223 www.irf.com IPS1051LPbF / IPS1052GPbF 10 ...

Page 11

... Case Outline - SO-8 - Automotive Q100 PbF MSL2 qualified Leads and drain are plated with 100% Sn www.irf.com IPS1051LPbF / IPS1052GPbF 11 ...

Page 12

... Tape & Reel - SO-8 IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245 Tel: (310) 252-7105 www.irf.com IPS1051LPbF / IPS1052GPbF Data and specifications subject to change without notice. This product is designed and qualified for the Au SOT223 and SO8 are MSL2 qualified tomotive [Q100] market. 12/06/2006 12 ...

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