LM78L12ACM/NOPB National Semiconductor, LM78L12ACM/NOPB Datasheet - Page 9
![IC VOLT REG 12V 100MA 8-SOIC](/photos/6/56/65640/pkg_m08a_sml.jpg)
LM78L12ACM/NOPB
Manufacturer Part Number
LM78L12ACM/NOPB
Description
IC VOLT REG 12V 100MA 8-SOIC
Manufacturer
National Semiconductor
Type
Voltage Regulatorr
Specifications of LM78L12ACM/NOPB
Regulator Topology
Positive Fixed
Voltage - Output
12V
Voltage - Input
13.7 ~ 35 V
Number Of Regulators
1
Current - Output
100mA
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Current, Output
100 mA
Current, Supply
3 mA
Package Type
SOIC
Power Dissipation
≤0.75 W
Regulation, Line
30 mV
Regulation, Load
30 mV
Regulator Type
Positive Voltage Out
Temperature, Operating, Range
0 to +125 °C
Voltage, Input
19 V
Voltage, Noise
80 μV
Voltage, Output
12 V
Voltage, Supply, Rejection Ratio
62 dB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Dropout (typical)
-
Current - Limit (min)
-
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Other names
*LM78L12ACM
*LM78L12ACM/NOPB
LM78L12ACM
*LM78L12ACM/NOPB
LM78L12ACM
Typical Applications
*Required if the regulator is located more than 3 from the power supply filter.
**See
V
5V/R1 > 3 I
I
>I
*Solid tantalum.
**Heat sink Q1.
***Optional: Improves ripple rejection and transient response.
Load Regulation: 0.6% 0
OUT
OUT
Q
= 1.5mA over line and load changes
= (V
= 5V + (5V/R1 + I
(Note
OUT
Q
/R1) + I
4) in the electrical characteristics table.
, load regulation (L
Q
Q
) R2
≤
I
L
≤
r
)
250mA pulsed with t
≈
[(R1 + R2)/R1] (L
5V, 500mA Regulator with Short Circuit Protection
ON
r
of LM78L05)
= 50ms.
Adjustable Output Regulator
Fixed Output Regulator
Current Regulator
9
774408
774409
774410
774411
www.national.com