UTC 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
FEATURES
*Output current up to 1A *-5V, -6V, -8V, -9V, -12V, -15V, -18V, -24V output voltage available *Thermal overload protection *Short circuit protection
1
TO-263-3
1:GND
2:Input
3:Output
BLOCK DIAGRAM
GND
R1
R2
OUTPUT
Voltage reference
Protection circuitry
RSC INPUT
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R101-013,C,
UTC 79TXXA
PARAMETER
Input voltage Output Current Power Dissipation Thermal Resistance Junction-Air
LINEAR INTEGRATED CIRCUIT
SYMBOL
VI Io PD R θ JA R θ JC Topr Tstg Internally 65 5 0 ~ +125 -65 ~ +150
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
RATING
-35 1 Limited
UNIT
V A W °C/W °C/W °C °C
Thermal Resistance Junction-Cases Operating Junction Temperature Range Storage Temperature Range
UTC79T05A ELECTRICAL CHARACTERISTICS
(Refer to test circuits, 0
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