NCV4279A
I
Error
Q
Reference
and Trim
Amplifier
Current and
Saturation
Control
D
or
RADJ
SI
Reference
+
−
Figure 1. Block Diagram
RO
SO
GND
PACKAGE PIN DESCRIPTION
Package Pin Number
SO−8
3
4
SO−14
1
2
Pin Symbol
RADJ
D
5
3, 4, 5, 6,
GND
10, 11, 12
6
7
RO
7
8
SO
8
9
Q
1
13
I
2
14
SI
Function
Reset Threshold Adjust; if not used to connect to GND.
Reset Delay; To Set Time Delay, Connect to GND with a Capacitor
Ground
Reset Output; This is an Open−Collector Output. Leave Open if Not Used.
Sense Output; This is an Open−Collector Output. If not used, keep open.
5 V Output; Connect to GND with a 10 mF Capacitor, ESR < 10 W.
Input; Connect to GND Directly at the IC with a Ceramic Capacitor.
Sense Input; If not used, Connect to Q.
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