LM7812K
Voltage Regulators
Features ˙Output current in excess of 1A ˙Internal thermal overload protection ˙No external...
LM7812K
Voltage
Regulators
Features ˙Output current in excess of 1A ˙Internal thermal overload protection ˙No external components required ˙Output
transistor sate area protection
˙Internal short circuit current limit ˙Available in the alumnum TO-3 package
TO-3
PINOUTS 1.INPUT 2.OUTPUT 3.GND
Absolute Maximum Ratings
Parameters
Input Voltage Power Dissipation Operating Temperature Range Storage Temperature Range
SYMPOL
VIN PD
Values
MIN MAX 35
15 -20 80 -55 150
UNITS
V W ℃ ℃
ELECTRICAL CHARACTERISTICS
Parameter and Conditons
Output Voltage VIN = 14.5-27V Io = 5mA-1.0A PD〈= 15W Line Regulation VIN = 14.5-30V Io = 500mA Load Regulation Io = 5mA-1.5A VIN = 19V Input Voltage Ripple Rejection f = 100Hz VIN = 12V Io = 100mA VIPP = 4V Maxium Output Current Average TC of VOUT Io = 5mA Tj = 0-125℃ Output Noise Voltage f = 10Hz-100kHz
MIN 11.4
Values TYP
12
MAX 12.6
UNIT V
160 mV
120 mV 14.5 35 V
62 dB
1.5 -0.3
A mV/℃
40 µV
Wing Shing Computer Components Co., (H.K.)Ltd. Homepage: http://www.wingshing.com
Tel:(852)2341 9276 Fax:(852)2797 8153 E-mail: wsccltd@hkstar.com
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