LINEAR INTEGRATED CIRCUIT 3-TERMINAL 0.1A NEGATIVE VOLTAGE REGULA
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79LXX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 0.1A NEGATIVE VOLTAGE REGULATOR
79LXX family monolithic fixed voltage regulator integrated circuit. They suitable applications that required supply current 100mA.
SOP-8
TO-92
FEATURES
*Output current 100mA *Fixed output voltage -5V, -6V, -8V, -9V, -12V,-15V ,-18V -24V available *Thermal overload shutdown protection *Short circuit current limiting SOP-8
SOT-89
Vout 2,3,6,7 GND; TO-92 Input Output SOT-89: Input Output
TEST CIRCUIT
OUTPUT
INPUT
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R101-003,C
79LXX
PARAMETER
LINEAR INTEGRATED CIRCUIT
SYMBOL
(SOT-89) (SOP-8) (TO-92) +125 +125
ABSOLUTE MAXIMUM RATINGS Operating temperature range applies unless otherwise specified
VALUE
UNIT
Input voltage(for Vo=-5~-9V) (for Vo=-12~-15V) (for Vo=-18~-24V) Power Dissipation
Operating Junction Temperature Range Storage Temperature Range
TOPR TSTG
UTC79L05 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
SYMBOL
Vo-VIN Vo-Io
TEST CONDITIONS
VIN=-10V,Io=40mA VIN=-7~-20V,Io=40mA VIN=-10V,Io=1~100mA VIN=-10V,Io=40mA VIN=-8~-18V, Io=40mA, ein=1Vp-p ,f=120Hz VIN=-10V, BW=10Hz~100kH,Io=40mA
-4.8
-5.0
-5.2
UNIT
UTC79L06 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
SYMBOL
Vo-VIN Vo-Io
TEST CONDITIONS
VIN=-12V,Io=40mA VIN=-8.5~-20V,Io=40mA VIN=-12V,Io=1~100mA VIN=-12V,Io=40mA VIN=-9~ -19V, Io=40mA,ein=1Vp-p ,f=120Hz VIN=-12V, BW=10Hz~100kH,Io=40mA
-5.76
-6.0
-6.24
UNIT
UTC79L08 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
SYMBOL
Vo-VIN Vo-Io
Test conditions
VIN=-14V,Io=40mA VIN=-10.5~-23V,Io=40mA VIN=-14V,Io=1~100mA VIN=-14V,Io=40mA VIN=-11~ -21V, Io=40mA,ein=1Vp-p ,f=140Hz VIN=-14V, BW=10Hz~100kH,Io=40mA
-7.68
-8.0
-8.32
UNIT
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R101-003,C
79LXX
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo-VIN Vo-Io
UTC79L09 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
TEST CONDITIONS
VIN=-15V,Io=40mA VIN=-12.5~-24V,Io=40mA VIN=-15V,Io=1~100mA VIN=-15V,Io=40mA VIN=-12~ -22V, Io=40mA,ein=1Vp-p ,f=150Hz VIN=-15V, BW=10Hz~100kH,Io=40mA
-8.64
-9.0
-9.36
UNIT
UTC79L12 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
SYMBOL
Vo-VIN Vo-Io
TEST CONDITIONS
VIN=-19V,Io=40mA VIN=-14.5~-27V,Io=40mA VIN=-19V,Io=1~100mA VIN=-19V,Io=40mA VIN=-15~ -25V, Io=40mA,ein=1Vp-p ,f=190Hz VIN=-19V, BW=10Hz~100kH,Io=40mA
UNIT
-11.52 -12.0 -12.48
UTC79L15 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
SYMBOL
Vo-VIN Vo-Io
TEST CONDITIONS
VIN=-23V,Io=40mA VIN=-17.5~-30V,Io=40mA VIN=-23V,Io=1~100mA VIN=-23V,Io=40mA VIN=-18.5~ -28.5V, Io=40mA,ein=1Vp-p ,f=230Hz VIN=-23V, BW=10Hz~100kH,Io=40mA
-15.6
UNIT
-14.4 -15.0
UTC79L18 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
SYMBOL
Vo-VIN Vo-Io
TEST CONDITIONS
VIN=-27V,Io=40mA VIN=-20.5~-33V,Io=40mA VIN=-27V,Io=1~100mA VIN=-27V,Io=40mA VIN=-23~ -33V, Io=40mA,ein=1Vp-p ,f=270Hz VIN=-27V, BW=10Hz~100kH,Io=40mA
UNIT
-17.28 -18.0 -18.72
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R101-003,C
79LXX
PARAMETER
Output Voltage Line Regulation Load Regulation Quiescent current Ripple Rejection Output Noise Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo-VIN Vo-Io
UTC79L24 ELECTRICAL CHARACTERISTICS
(Tj=25°C,C1=0.33µF,Co=0.1µF, unless otherwise specified)
TEST CONDITIONS
VIN=-33V,Io=40mA VIN=-27~-38V,Io=40mA VIN=-33V,Io=1~100mA VIN=-33V,Io=40mA VIN=-29~ -35V, Io=40mA,ein=1Vp-p ,f=330Hz VIN=-33V, BW=10Hz~100kH,Io=40mA
UNIT
-23.04 -24.0 -24.96
APPLICATION CIRCUIT
UTC79LXX
0.33
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R101-003,C
79LXX
Fig.1 Power dissipation ambient temperature
LINEAR INTEGRATED CIRCUIT
Fig.2 Input Voltage Output Voltage Fig.3 Load Characteristics (Tj=25°C)
TYPICAL PERFORMANCE CHARACTERISTICS
Power Dissiapation(mW)
Output Voltage(V)
Output Voltage(V)
TO-92
UTC79L24
VIN=-33V UTC79L24
SOT-89
UTC79L15
UTC79L15 UTC79L05
VIN=-23V VIN=-10V
UTC79L09 UTC79L05
Ambient temperature(°C
Output Current(mA)
Fig.4 Short Circuit Current (Tj=25°C)
Fig.5 Output Voltage Junction temperature
Fig.6 Output Voltage ambient temperature
Output Voltage(V)
Output Current(mA)
Output Voltage(V)
UTC79L24
VIN=-33V
-5.1
UTC79L08
-8.1
-5.0
UTC79L15 UTC79L05
VIN=-23V VIN=-10V
UTC79L05
-8.0
-4.9
-7.9
-4.8
-7.8
Dropout Voltage(V)
Ambient temperature(°C
Ambient temperature(°C
Fig.7 UTC79L05 Dropout Characteristics (Tj=25°C)
-5.0 -8.0
Fig.8 UTC79L08 Dropout Characteristics (Tj=25°C)
Fig.9 Current Input Voltage(Io=0mA,Tj=25°C)
Quiescent current(mA)
UTC79L24
Output Voltage(V)
Output Voltage(V)
-4.5
-7.5
UTC79L05
-5.5 -6.0 -6.5 -8.5 -9.0 -9.5
Input Voltage(V)
Input Voltage(V)
Input Voltage(V)
UNISONIC TECHNOLOGIES
CO., LTD.
QW-R101-003,C
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