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What is 79D24?

This electronic component, produced by the manufacturer "Unisonic Technologies", performs the same function as "3-TERMINAL 0.5A NEGATIVE VOLTAGE REGULATOR".


79D24 Datasheet PDF - Unisonic Technologies

Part Number 79D24
Description 3-TERMINAL 0.5A NEGATIVE VOLTAGE REGULATOR
Manufacturers Unisonic Technologies 
Logo Unisonic Technologies Logo 


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UNISONIC TECHNOLOGIES CO., LTD
79DXX
LINEAR INTEGRATED CIRCUIT
3 TERMINAL 0.5A NEGATIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC 79DXX series of three-terminal negative regulators
are available in TO-251 and TO-252 packages and with several
fixed output voltage, making them useful in a wide range of
application. Each type employs internal current limiting, thermal
shut-down and safe area protection, making it essentially
indestructible.
FEATURES
* Output current up to 0.5A
* -5V, -6V, -8V, -12V, -15V, -18V, -24V output voltage available
* Thermal overload protection
* Short circuit protection
ORDERING INFORMATION
Note:
Ordering Number
Lead Free
Halogen Free
79DxxL-TM3-T
79DxxG-TM3-T
79DxxL-TN3-T
79DxxG-TN3-T
79DxxL-TN3-R
79DxxG-TN3-R
1. xx: output voltage, refer to Marking Information
2. Pin Code: I: Input G: GND O: Output
Package
TO-251
TO-252
TO-252
Pin Assignment
123
GIO
GIO
GIO
Packing
Tube
Tube
Tape Reel
www.unisonic.com.tw
Copyright © 2013 Unisonic Technologies Co., Ltd
1 of 6
QW-R101-012.F

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79D24 equivalent
79DXX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
FOR 79D15 (VIN=-23V, IOUT=500mA, CI=2.2uF, Co=1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25C
Output Voltage
VOUT
5.0mA<IOUT<0.5A, POUT<15W
Vi=-17.5V ~ -30V
Line Regulation
VOUT
TJ=25C, VIN=-17.5V ~ -30V
TJ=25C, VIN=-20V ~ -26V
Load Regulation
VOUT
TJ=25C, IOUT=5.0mA ~ 0.5A
TJ=25C, IOUT=5.0mA ~ 200mA
Quiescent Current
IQ TJ=25C
Quiescent Current Change
IQ
IOUT=5mA ~ 0.5A
VIN=-17.5V ~ -30.5V
Temperature Coefficient of VOUT VOUT/T IOUT=5mA
Output Noise Voltage
eN f=10Hz ~ 100kHz, Ta=25C
Ripple Rejection
RR f=120Hz, VIN=-18.5V ~ -28.5V
Dropout Voltage
Vd IOUT=0.5A, TJ=25C
FOR 79D18 (VIN=-27V, IOUT=500mA, CI=2.2uF, Co=1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25C
Output Voltage
VOUT
5.0mA<IOUT<0.5A, POUT<15W
VIN=-21V ~ -33V
Line Regulation
VOUT
TJ=25C, VIN=-21V ~ -33V
TJ=25C, VIN=-24V ~ -30V
Load Regulation
VOUT
TJ=25C, IOUT=5.0mA ~ 0.5A
TJ=25C, IOUT=5.0mA ~ 200mA
Quiescent Current
IQ TJ=25C
Quiescent Current Change
IQ
IOUT=5mA ~ 0.5A
VIN=-21V ~ -32V
Temperature Coefficient of VOUT VOUT/T IOUT=5mA
Output Noise Voltage
eN f=10Hz ~ 100kHz, Ta=25C
Ripple Rejection
RR f=120Hz, VIN=-22V ~ -32V
Dropout Voltage
VD IOUT=0.5A, TJ=25C
FOR 79D24 (VIN=-33V, IOUT=500mA, CI=2.2uF, Co=1uF)
PARAMETER
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Temperature Coefficient of VOUT
Output Noise Voltage
Ripple Rejection
Dropout Voltage
SYMBOL
VOUT
VOUT
VOUT
IQ
IQ
VOUT/T
eN
RR
VD
TEST CONDITIONS
TJ=25C
5.0mA<IOUT<0.5A, POUT<15W
VIN=-27V ~ -38V
TJ=25C, VIN=-27V ~ -38V
TJ=25C, VIN=-30V ~ -36V
TJ=25C, IOUT=5.0mA ~ 0.5A
TJ=25C, IOUT=5.0mA ~ 200mA
TJ=25C
IOUT=5mA ~ 0.5A
VIN=-27V ~ -38V
IOUT=5mA
f=10Hz ~ 100kHz, Ta=25C
f=120Hz, VIN=-28V to -38V
IOUT=0.5A,TJ=25C
MIN TYP MAX UNIT
-14.40 -15.0 -15.60 V
-14.25
-15.75 V
12 300 mV
6 150 mV
12 300 mV
4 150 mV
4.3 8 mA
0.05 0.5 mA
0.1 1.0 MA
-0.9 mV/C
250 V
54 60
dB
2V
MIN TYP MAX UNIT
-17.28 -18.0 -18.72 V
-17.10
-18.90 V
15 360 mV
8 180 mV
15 360 mV
5.0 180 mV
4.3 8 mA
0.5 mA
1.0 mA
-1 mV/C
300 V
54 60
dB
2V
MIN TYP MAX UNIT
-23.04 -24.0 -24.96 V
-22.80
-25.20 V
15 480 mV
8 240 mV
15 480 mV
5.0 240 mV
4.3 8 mA
0.5 mA
1.0 mA
-1 mV/C
400 V
54 60
dB
2V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R101-012.F


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79D24The function is 3-TERMINAL 0.5A NEGATIVE VOLTAGE REGULATOR. Unisonic TechnologiesUnisonic Technologies

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