LM340T-12/NOPB National Semiconductor, LM340T-12/NOPB Datasheet - Page 13
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LM340T-12/NOPB
Manufacturer Part Number
LM340T-12/NOPB
Description
IC REGULATOR POSIT 12V TO220-3
Manufacturer
National Semiconductor
Type
Voltage Regulatorr
Specifications of LM340T-12/NOPB
Regulator Topology
Positive Fixed
Voltage - Output
12V
Voltage - Input
14.6 ~ 35 V
Voltage - Dropout (typical)
2V @ 1A
Number Of Regulators
1
Current - Output
1.5A
Current - Limit (min)
2.4A
Operating Temperature
0°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-3 (Straight Leads)
Current, Output
1 A
Current, Supply
6 mA
Package Type
TO-220
Regulation, Line
4 mV
Regulation, Load
12 mV
Regulator Type
Positive Voltage Out
Resistance, Thermal, Junction To Case
4 °C/W
Temperature, Operating, Range
0 to +125 °C
Voltage, Dropout
2 V
Voltage, Input
19 V
Voltage, Noise
75 μV
Voltage, Output
12 V
Voltage, Supply, Rejection Ratio
72 dB
Primary Input Voltage
27V
Output Voltage Fixed
12V
No. Of Outputs
1
No. Of Pins
3
Output Current
1A
Operating Temperature Range
0°C To +125°C
Msl
MSL 1 - Unlimited
Current Rating
1A
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
*LM340T-12
*LM340T-12/NOPB
LM340T-12
LM7812
LM7812CT
LM7812T
UA7812
UA7812CT
UA7812CU
*LM340T-12/NOPB
LM340T-12
LM7812
LM7812CT
LM7812T
UA7812
UA7812CT
UA7812CU
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM340T-12/NOPB
Manufacturer:
NS/国半
Quantity:
20 000
Typical Applications
Fixed Output Regulator
00778113
Note: Bypass capacitors are recommended for optimum stability and transient response, and should be located as close as possible to the regulator.
High Input Voltage Circuits
00778114
00778115
High Current Voltage Regulator
00778116
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