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Teilenummer | 79T09A |
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Beschreibung | 3-TERMINAL 1A NEGATIVE VOLTAGE REGULATOR | |
Hersteller | Unisonic Technologies | |
Logo | ||
Gesamt 7 Seiten UNISONIC TECHNOLOGIES CO.,
79TXXA
LINEAR INTEGRATED CIRCUIT
3 TERMINAL 1A NEGATIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC 79TXXA series of three-terminal negative
regulators are available in TO-263 package 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.
1
TO-263
1
TO-263-3
FEATURES
*Output current up to 1A
*-5V, -6V, -8V, -9V, -12V, -15V, -18V, -24V output voltage
available
*Thermal overload protection
*Short circuit protection
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
79TXXAL-TQ2-R
79TXXAG-TQ2-R
79TXXAL-TQ2-T
79TXXAG-TQ2-T
79TXXAL-TQ3-R
79TXXAG-TQ3-R
79TXXAL-TQ3-T
79TXXAG-TQ3-T
Note: Pin Code: I: Input G: GND O: Output
Package
TO-263
TO-263
TO-263-3
TO-263-3
Pin Assignment
123
GIO
GIO
GIO
GIO
Packing
Tape Reel
Tube
Tape Reel
Tube
www.unisonic.com.tw
Copyright © 2011 Unisonic Technologies Co.,
1 of 7
QW-R101-013.Da
79TXXA
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
FOR 79T18A (VIN =-27V, CI =2.2uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Output Voltage
Line Regulation
VOUT
ΔVOUT
TJ=25℃
IOUT=5mA~1A, PD≦15W, VIN=-21V~-33V
TJ=25℃, VIN =-21V ~ -33V
TJ=25℃, VIN =-24V ~ -30V
-17.28 -18.0 -18.72
-17.10
-18.90
15 360
8 180
V
V
mV
mV
Load Regulation
ΔVOUT
TJ=25℃, IOUT =5mA ~ 1A
TJ=25℃, IO=250mA ~ 750mA
15 360 mV
5.0 180 mV
Quiescent Current
IQ TJ=25℃
3 6 mA
Quiescent Current Change
Temperature coefficient of VO
Output Noise Voltage
ΔIQ
ΔVO/ΔT
eN
IOUT =5mA ~ 1A
VIN =-21V ~ -32V
IO=5mA
f=10hz ~ 100kHz, TA=25℃
0.5 mA
1.0 mA
-1 mV/℃
300 μV
Ripple Rejection
Dropout Voltage
Short-Circuit Current
Peak Output Current
RR
VD
ISC
IPEAK
f=120Hz, VIN =-22V ~ -32V
IO=1.0A, TJ=25℃
VIN =-35V, TA=25℃
TJ=25℃
54 60
2
300
2.2
dB
V
mA
A
FOR 79T24A (VIN =-33V, CI =2.2uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Output Voltage
Line Regulation
VOUT
ΔVOUT
TJ=25℃
-23.04 -24 -24.96 V
IOUT =5mA ~ 1A, PD≦15W, VIN =-27V~ -38V -22.80
-25.20 V
TJ=25℃, VIN =-27V ~ -38V
15 480 mV
TJ=25℃, VIN =-30V ~ -36V
8 240 mV
Load Regulation
ΔVOUT
TJ=25℃, IOUT =5mA ~ 1A
TJ=25℃, IOUT =250mA ~ 750mA
15 480 mV
5.0 240 mV
Quiescent Current
IQ TJ=25℃
3 6 mA
Quiescent Current Change
ΔIQ
IOUT =5mA ~ 1A
VIN =-27V ~ -38V
0.5 mA
1.0 mA
Temperature coefficient of VO ΔVO/ΔT IOUT =5mA
Output Noise Voltage
eN f=10Hz ~ 100kHz, TA=25℃
-1 mV/℃
400 μV
Ripple Rejection
Dropout Voltage
Short-Circuit Current
Peak Output Current
RR
VD
ISC
IPEAK
f=120Hz, VIN =-28V ~ -38V
IOUT =1.0A, TJ=25℃
VIN =-35V, TA=25℃
TJ=25℃
54 60
2
300
2.2
dB
V
mA
A
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
6 of 7
QW-R101-013.Da
6 Page | ||
Seiten | Gesamt 7 Seiten | |
PDF Download | [ 79T09A Schematic.PDF ] |
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