IP137A SERIES
IP137A SERIES
IP337A SERIES
IP337A SERIES
LM137A SERIES
LM137A SERIES
1
1
2
2
3
3
1.5 AMP
NEGATIVE ADJUSTABLE
VOLTAGE REGULATOR
FEATURES
• OUTPUT VOLTAGE RANGE OF:
1.25 TO 40V FOR STANDARD VERSION
1.25 TO 50V FOR –HV VERSION
• 1% OUTPUT VOLTAGE TOLERANCE
Pin 1 – ADJ.
Pin 2 – V
OUT
Case – V
IN
Pin 1 – ADJ.
Pin 2 – V
OUT
Case – V
IN
K Package – TO–3
R Package – TO–66
1
2
3
1 2 3
• 0.3% LOAD REGULATION
• 0.01% / V LINE REGULATION
Pin 1 – ADJ.
Pin 2 – V
IN
Pin 3 – V
OUT
Case – V
IN
Pin 1 – ADJ.
Pin 2 – V
IN
Pin 3 – V
OUT
Case – V
IN
T Package – TO–220
!
G Package – TO–257
• COMPLETE SERIES OF PROTECTIONS:
• CURRENT LIMITING
• THERMAL SHUTDOWN
• SOA CONTROL
1 2 3
Pin 1 – ADJ.
Pin 2 – V
IN
Pin 3 – V
OUT
Pin 1 – ADJ.
Pin 2 – V
IN
Pin 3 – V
OUT
SG Package – SMD1
CERAMIC SURFACE
MOUNT
IG Package – TO–257
(Isolated)
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
V
I–O
I
O
P
D
T
j
T
stg
Input - Output Differential Voltage
Output Current
Power Dissipation
Operating Junction Temperature Range
Storage Temperature
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
– Standard
– HV Series
40V
50V
Internally limited
Internally limited
See Order Information Table
-65 to 150°C
Prelim. 7/00
Semelab plc.