
IP120 SERIES
IP7900 SERIES
LM120 SERIES
LM7900 SERIES
Document Number 3725
Issue: 2
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Website: http://www.semelab.co.uk
Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed
to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Pin 1 – Ground
Pin 2 – VOUT
Case – VIN
K Package – TO–3
Pin 1 – Ground
Pin 2 – VOUT
Case – VIN
R Package – TO–66
12
3
12
Pin 1 – Ground
Pin 2 – VIN
Pin 3 – VOUT
SMD Packages
Ceramic Surface Mount
13
2
1.5 AMP
NEGATIVE
VOLTAGE REGULATOR
FEATURES
OUTPUT VOLTAGE OF -5V, -12V and -15V
0.7% / V LINE REGULATION AVAILABLE
0.5% / A LOAD REGULATION AVAILABLE
THERMAL OVERLOAD PROTECTION
SHORT CIRCUIT PROTECTION
OUTPUT TRANSISTOR SOA PROTECTION
1.0% VOLTAGE TOLERANCE OPTION
(‘A’ VERSIONS)
VI
DC Input Voltage
PD
Power Dissipation
Tj
Operating Junction Temperature Range
Tstg
Storage Temperature
35V
Internally limited
–55 to 150°C
–65 to 150°C
DESCRIPTION
The IP120 / LM120 / IP7900 / LM7900 series of 3 terminal
regulators is available with several fixed output voltage
making them useful in a wide range of applications.
The ‘A’ suffix devices provide 0.7% / V line regulation,
0.5% / A load regulation and ±1.0% output voltage tolerance
at room temperature.
Protection features include Safe Operating Area current
limiting and thermal shutdown.
Pin 1 – Ground
Pin 2 – VIN
Pin 3 – VOUT
Case – VIN
TO–257
TO–220
Isolated Case Option on
IG Package
1 23
ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated)