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Details, datasheet, quote on part number:LM78M05CT
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Datasheet text preview:
www.fairchildsemi.com
MC78MXX/LM78MXX
3-Ter minal 0.5A Positive Voltage Regulator
Features
· · · · · Output Current up to 0.5A Output Voltages of 5, 6, 8, 12, 15, 18, 24V Thermal Overload Protection Short Circuit Protection Output Transistor Safe Operating Area (SOA)Protection
Description
The MC78MXX/LM78MXX series of three-terminal positive regulators are available in the TO-220/D-PAK package with several fixed output voltages making it useful in a wide range of applications.
TO-220
GND
1
D-PAK
GND
1
1. Input 2. GND 3. Output
Internal Block Digram
INPUT 1
SERIES PASS ELEMENT
OUTPUT 3
CURRENT GENERATOR
SOA PROTECTION
R1
STARTING CIRCUIT
REFERENCE VOLTAGE
ERROR AMPLIFIER
R2 THERMAL PROTECTION
GND 2
Rev. 1.0.5
©2002 Fairchild Semiconductor Corporation
MC78MXX/LM78MXX
Absolute Maximum Ratings
Parameter Input Voltage (for VO = 5V to 18V) (for VO = 24V) Thermal Resistance Junction-Case (Note1) TO-220 (Tc = +25°C) Thermal Resistance Junction-Air (Note1, 2) TO-220 (Ta = +25°C) D-PAK (Ta = +25°C) Operating Junction Temperature Range Storage Temperature Range
Note: 1. Thermal resistance test board Size: 76.2mm * 114.3mm * 1.6mm(1S0P) JEDEC standard: JESD51-3, JESD51-7 2. Assume no ambient airflow
Symbol VI VI RJC RJA TOPR TSTG
Value 35 40 2.5 66 92 0 ~ +150 -65 ~ +150
Unit V V ° C/W ° C/W °C °C
Electrical Characteristics (MC78M05/LM78M05)
(Refer to the test circuits, 0 < TJ < +125°C, IO=350mA, VI=10V, unless otherwise specified, CI = 0.33µF, CO=0.1µF) Parameter Output Voltage Symbol VO Conditions TJ = +25°C IO = 5mA to 350mA VI = 7V to 20V IO = 200mA TJ =+25°C VI = 7V to 25V VI = 8V to 25V Min. 4 .8 4.75 Typ. 5 5 4 .0 -0.5 40 80 2 300 700 Max. 5.2 5.25 100 50 100 50 6.0 0.5 0.8 mA m V /° C
µV/Vo
Unit V
Line Regulation (Note3) Load Regulation (Note3) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short Circuit Current Peak Current
VO VO IQ IQ V/T VN RR VD IS C IP K
mV mV mA
IO = 5mA to 0.5A, TJ =+25°C IO = 5mA to 200mA, TJ =+25 °C TJ =+25°C IO = 5mA to 350mA IO = 200mA VI = 8V to 25V IO = 5mA TJ = 0 to +125°C f = 10Hz to 100kHz f = 120Hz, IO = 300mA VI = 8V to 18V, TJ =+25 °C TJ =+25°C, IO = 500mA TJ =+25°C, VI = 35V TJ =+25°C
dB V mA mA
Note: 3. Load and line regulation are specified at constant junction temperature. Change in Vo due to heating effects must be taken into account separately. Pulse testing with low duty is used.
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MC78MXX/LM78MXX
Electrical Characteristics (MC78M06) (Continued)
(Refer to the test circuits, 0 < TJ < +125°C, IO=350mA, VI =11V, unless otherwise specified, CI=0.33µF, CO=0.1µF) Parameter Output Voltage Symbol VO Conditions TJ = +25°C IO = 5mA to 350mA VI = 8V to 21V IO = 200mA TJ = +25°C VI = 8V to 25V VI = 9V to 25V Min. 5.75 5.7 Typ. 6 6 4 .0 - 0 .5 45 80 2 300 700 Max. 6.25 6.3 100 50 120 60 6 .0 0 .5 0 .8 mA m V /° C
µV/Vo
Unit V
Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short Circuit Current Peak Current
VO VO IQ IQ V/T VN RR VD ISC IPK
mV mV mA
IO = 5mA to 0.5A, TJ = +25°C IO = 5mA to 200mA, TJ = +25°C TJ = +25°C IO = 5mA to 350mA IO = 200mA VI = 9V to 25V IO = 5mA TJ = 0 to +125°C f = 10Hz to 100kHz f = 120Hz, IO = 300mA VI = 9V to 19V, TJ =+25 °C TJ =+25°C, IO = 500mA TJ = +25°C, VI= 35V TJ =+25°C
dB V mA mA
Note: 1. Load and line regulation are specified at constant junction temperature. Change in Vo due to heating effects must be taken into account separately. Pulse testing with low duty is used.
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