(GM78RxxA) 1A LOW DROPOUT VOLTAGE REGULATORS
Description
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Description
THE GM78R05A is a low - dropout voltage regulator, suitable for various electronic equipments.
It provides constant voltage power source with TO-220 4 leads full mold package.
Dropout voltage of GM78R05A is below 0.
5V in full rated current (1A).
This regulator has various function such as peak current protection, thermal shut down, overvoltage protection and output disable function.
Features
1A / 5V Output low dropout voltage regulator TO-220 Full-Mold package (4PIN) Overcurrent protection, Thermal shutdown Overvoltage protection, Short-Circuit Protection With output disable function
TYPICAL APPLICATION CIRCUITS
TO- 220F- 4L
1.
VIN 2.
VO 3.
GND 4.
VDIS
12
34
VIN Ci
VO Co +
+
GM78R05A GND VDIS
Disable Signal
— Ci is required if regulator is located an appreciable distance from power supply filter.
— Co improves stability and transient response.
(Co > 47µF)
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GM78R05A V0.
1
1
MARKING INFORMATION & PIN CONFIGURATIONS
TO- 220F- 4L
GM78R05A AYW W
VIN VO
VDIS GND
A : Assembly Location Y : Year WW : Weekly
ORDERING INFORMATION
Ordering Number Package Shipping
GM78R05ATBF4T
TO- 220F- 4L
50 Units/ Tube
* For detail Ordering Number identification, please see last page.
ABSOLUTE MAXIMUM RATINGS
Symbol VIN VDIS IO Pd1 Pd2 TJ Parameter Input Voltage Disable Voltage Output Current Power Dissipation 1 Power Dissipation 2 Junction Temperature Operating Junction Temperature Thermal Resistance, Junction - to Case (Note 2) Thermal Resistance, Junction - to Air (Note 2 ) Thermal Shutdown Temperature Value 35 35 1.
0 1.
5 15 +150 -20 ~ +80 4.
31 48.
83 150 Unit V V A W W °C °C °C/W °C/W °C Remark No Heatsink Whit Heatsink -
GM78R05A
2
TOPR RqJC RqJA Ttsd
Electrical Characteristics (VIN = 7V, IO = 0.
5A, TA = 25°C, unless otherwise specified)
Parameter Output Voltage Load Regulation Line Regulation Ripple Rejection Ratio Dropout Voltage Disable Voltage High Disable Voltage Low Disable Input Current High Disable Input C...
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