NCP3712ASN,
SZNCP3712ASN
Over Voltage Protected
High Side Switch
This switch is primarily intended to protect loads from transients by
isolating the load from the transient energy rather than absorbing it.
http://onsemi.com
MARKING
Features
• Capable of Switching Loads of up to 200 mA without External
Rboost
DIAGRAM
• Switch Shuts Off in Response to an Over Voltage Input Transient
• Features Active Turn Off for Fast Input Transient Protection
• Flexible Over Voltage Protection Threshold Set with External Zener
• Automatic Recovery after Transient Decays Below Threshold
• Withstands Input Transients up to 105 V Peak
• Guaranteed Off State with Enbl Input
• ESD Resistant in Accordance with the 2000 V Human Body Model
• Extremely Low Saturation Voltage
• SZ Prefix for Automotive and Other Applications Requiring Unique
Site and Control Change Requirements; AEC−Q101 Qualified and
PPAP Capable
SC−74
CASE 318F
BAG MG
6
G
1
BAG = Device Code
M
G
= Date Code
= Pb−Free Package
(Note: Microdot may be in either location)
INTERNAL CIRCUIT DIAGRAM/
PIN CONFIGURATION
V
in
V
out
Q2
• These are Pb−Free Devices
(5) R2
(6)
R4
Applications Include:
Q1
• High Voltage Transient Isolation
R
boost
• Power Switching to Electronic Modules
N.C.
(3)
• DC Power Distribution in Line Operated Equipment
• Buffering Sensitive Circuits from Poorly Regulated Power Supplies
• Pre−conditioning of Voltage Regulator Input Voltage
(2)
R1
R3
(4)
V
Z
(1)
Enbl
V
in
V
out
ORDERING INFORMATION
R
boost
†
NCP3712ASN
V
Device
Package Shipping
NCP3712ASNT1G
SZNCP3712ASNT1G
SC−74
3000 / Tape &
(Pb−Free)
Reel
R
opt
+
L
O
A
D
Enbl
Z
NCP3712ASNT3G
SZNCP3712ASNT3G
SC−74
(Pb−Free)
10,000 / Tape &
Reel
or
P. S.
1 k (min)
−
†For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specifications
Brochure, BRD8011/D.
SW
Figure 1. Typical Application Circuit
© Semiconductor Components Industries, LLC, 2014
1
Publication Order Number:
June, 2014 − Rev. 8
NCP3712ASNT1/D