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LM7912SMD

Description
FIXED NEGATIVE REGULATOR, CBCC3, CERAMIC, SMD1-3
CategoryPower/power management    The power supply circuit   
File Size82KB,6 Pages
ManufacturerSEMELAB
Environmental Compliance
Download Datasheet Parametric View All

LM7912SMD Overview

FIXED NEGATIVE REGULATOR, CBCC3, CERAMIC, SMD1-3

LM7912SMD Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerSEMELAB
Parts packaging codeBCC
package instruction, SURF MNT 3,.5X.62
Contacts3
Reach Compliance Codecompliant
AdjustabilityFIXED
Nominal dropback voltage 11.1 V
Maximum absolute input voltage35 V
JESD-30 codeR-CBCC-N3
Maximum grid adjustment rate0.2%
Maximum load regulation0.12%
Output times1
Number of terminals3
Working temperatureTJ-Max150 °C
Working temperature TJ-Min-55 °C
Maximum output current 11.5 A
Nominal output voltage 1-12 V
Package body materialCERAMIC, METAL-SEALED COFIRED
Encapsulate equivalent codeSURF MNT 3,.5X.62
Package shapeRECTANGULAR
Package formCHIP CARRIER
Certification statusNot Qualified
Regulator typeFIXED NEGATIVE SINGLE OUTPUT STANDARD REGULATOR
surface mountYES
technologyBIPOLAR
Terminal formNO LEAD
Terminal locationBOTTOM
Maximum voltage tolerance4%
IP120 SERIES
IP7900 SERIES
LM120 SERIES
LM7900 SERIES
1.5 AMP
NEGATIVE
VOLTAGE REGULATOR
1
1
2
2
3
3
FEATURES
Pin 1 – Ground
Pin 2 – V
OUT
Case – V
IN
Pin 1 – Ground
Pin 2 – V
OUT
Case – V
IN
• 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)
K Package – TO–3
R Package – TO–66
1
3
1 2 3
2
Pin 1 – Ground
Pin 2 – V
IN
Pin 3 – V
OUT
Case – V
IN
Pin 1 – Ground
Pin 2 – V
IN
Pin 3 – V
OUT
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.
SMD Packages
TO–257
TO–220
Isolated Case Option on
IG Package
Ceramic Surface Mount
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
V
I
P
D
T
j
T
stg
DC Input Voltage
Power Dissipation
Operating Junction Temperature Range
Storage Temperature
35V
Internally limited
–55 to 150°C
–65 to 150°C
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.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
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