DATA SHEET
BIPOLAR ANALOG INTEGRATED CIRCUIT
碌
PC337
3-TERMINAL NEGATIVE ADJUSTABLE REGULATOR
The
碌
PC337 is an adjustable 3-terminal negative voltage regulator, which has 1.5 A capable for the output
current. The output voltage can be set any value between 鈥?.3 V and 鈥?0 V by two external resistors.
FEATURES
鈥?Output current excess of 1.5 A
鈥?On-chip some protection circuit (over current protec-
tion, SOA protection and thermal shut down).
PIN CONFIGURATION (Marking Side)
ORDERING INFORMATION
Part Number
Package
3-pin plastic SIP (MP-45G) (isolated TO-220)
1
2
3
1 : ADJ
2 : INPUT
3 : OUTPUT
碌
PC337HF
EQUIVALENT CIRCUIT
R
3
R
41
Q
1
Q
3
Q
8
Q
5
Q
12
Q
13
R
22
D
4
R
23
D
5
R
5
R
24
Q
14
R
14
Q
15
R
16
Q
19
Q
18
R
15
Q
16
Q
17
R
18
R
20
R
10
R
11
Q
21
R
21
Q
20
R
19
D
6
Q
10
Q
11
Q
26
R
33
R
35
Q
27
R
34
R
13
R
17
Q
22
R
25
D
3
Q
9
D
1
R
9
D
2
C
1
C
2
R
6
Q
6
Q
30
Q
31
R
30
R
39
R
38
Q
7
OUTPUT
R
8
C
3
R
7
Q
28
Q
29
R
36
R
1
Q
2
Q
4
R
2
R
42
R
4
D
7
ADJ
R
26
Q
23
C
4
R
28
Q
24
R
27
R
31
R
29
R
37
C
5
Q
25
R
32
R
40
INPUT
The information in this document is subject to change without notice.
Document No. G13783EJ2V0DS00 (2nd edition)
(Previous No. IN-1878)
Date Published October 1998 N CP(K)
Printed in Japan
The mark
shows major revised points.
漏
1986