UNI SONI C TECHNOLOGI ES CO., LTD
79LXX
3 -T ERM I N AL 0 .1 A N EGAT I V E
V OLT AGE REGU LAT OR
DESCRI PT I ON
LINEAR INTEGRATED CIRCUIT
The UTC
79LXX
family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications that required
supply current up to 100mA.
FEAT U RES
* Output current up to 100mA.
* Fixed output voltage of -5V, -6V, -8V, -9V, -10V, -12V, -15V, -18V
and -24V available.
* Thermal overload shutdown protection.
* Short circuit current limiting.
ORDERI N G I N FORM AT I ON
1
G
O
G
G
Pin Assignment
2 3 4 5 6 7 8
I O - - - - -
I I N G I I N
I O - - - - -
I O - - - - -
Packing
Tape Reel
Tape Reel
Tape Box
Bulk
Ordering Number
Package
Halogen Free
Lead Free
SOT-89
79LXXL-AB3-R
79LXXG-AB3-R
79LXXL-S08-R
79LXXG-S08-R
SOP-8
79LXXL-T92-B
79LXXG-T92-B
TO-92
79LXXL-T92-K
79LXXG-T92-K
TO-92
Notes: 1. XX: Output Voltage, refer to Marking Information
2. Note: Pin Assignment: I:V
IN
O:V
OUT
G:GND
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1 of 8
QW-R101-003.L
79LXX
M ARK I N G I N FORM AT I ON
PACKAGE
VOLTAGE CODE
LINEAR INTEGRATED CIRCUIT
MARKING
SOT-89
TO-92
05:-5.0V
06:-6.0V
08:-8.0V
09:-9.0V
10:-10V
12:-12V
15:-15V
18:-18V
24:-24V
SOP-8
BLOCK DI AGRAM
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2 of 8
QW-R101-003.L
79LXX
ABSOLU T E M AX I M U M RAT I N GS
LINEAR INTEGRATED CIRCUIT
PARAMETER
SYMBOL
VALUE
UNIT
V
OUT
= -5~ -9V
-30
V
Input Voltage
V
IN
V
OUT
= -12~ -15V
-35
V
V
OUT
= -18~ -24V
-35
V
SOT-89
350
mW
Power Dissipation
P
D
SOP-8
300
mW
TO-92
625
mW
-
0
~ +8
Operating Temperature
T
OPR
C
Storage Temperature
T
STG
-40 ~ +125
C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECT RI CAL CH ARACT ERI ST I CS
MIN
-4.8
TYP
-5.0
15
7
3.5
41
71
120
MAX
-5.2
150
60
6.0
UNIT
V
mV
mV
mA
dB
µV
79L05(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-10V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
V
IN
=-7~-20V, I
OUT
=40mA
V
IN
=-10V, I
OUT
=1~100mA
V
IN
=-10V, I
OUT
=40mA
V
IN
=-8~-18V, I
OUT
=40mA,
e
IN
=1V
P-P
,f=120Hz
V
IN
=-10V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
79L06(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-12V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN
-5.76
TYP
-6.0
15
7
3.5
MAX UNIT
-6.24
V
150
60
6.0
mV
mV
mA
dB
µV
V
IN
=-8.5~-20V, I
OUT
=40mA
V
IN
=-12V, I
OUT
=1~100mA
V
IN
=-12V, I
OUT
=40mA
V
IN
=-9~ -19V, I
OUT
=40mA
e
IN
=1V
P-P
, f=120Hz
V
IN
=-12V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
41
71
120
79L08(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
Test conditions
Output Voltage
V
OUT
V
IN
=-14V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN
-7.68
TYP
-8.0
24
10
3.5
MAX UNIT
-8.32
V
175
80
6.0
mV
mV
mA
dB
µV
V
IN
=-10.5~-23V, I
OUT
=40mA
V
IN
=-14V, I
OUT
=1~100mA
V
IN
=-14V, I
OUT
=40mA
V
IN
=-11~ -21V, I
OUT
=40mA
e
IN
=1V
P-P
,f=140Hz
V
IN
=-14V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
39
68
190
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3 of 8
QW-R101-003.L
79LXX
ELECT RI CAL CH ARACT ERI ST I CS(Cont .)
LINEAR INTEGRATED CIRCUIT
79L09(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-15V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN
-8.64
TYP
-9.0
27
12
3.5
MAX UNIT
-9.36
V
200
90
6.0
mV
mV
mA
dB
µV
V
IN
=-12.5~-24V, I
OUT
=40mA
V
IN
=-15V, I
OUT
=1~100mA
V
IN
=-15V, I
OUT
=40mA
V
IN
=-12~ -22V, I
OUT
=40 mA
e
IN
=1V
P-P
,f=150Hz
V
IN
=-15V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
37
64
210
79L10(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-16V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN
-9.6
TYP
-10
30
15
3.5
MAX UNIT
-10.4
V
220
95
6.0
mV
mV
mA
dB
µV
V
IN
=-13~-24V, I
OUT
=40mA
V
IN
=-16V, I
OUT
=1~100mA
V
IN
=-16V, I
OUT
=40mA
V
IN
=-13~ -23V, I
OUT
=40mA
e
IN
=1V
P-P
, f=150Hz
V
IN
=-16V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
37
64
210
79L12(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-19V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN TYP MAX UNIT
-11.52 -12.0 -12.48
V
36
16
3.5
37
64
210
250
100
6.0
mV
mV
mA
dB
µV
V
IN
=-14.5~-27V, I
OUT
=40mA
V
IN
=-19V, I
OUT
=1~100mA
V
IN
=-19V, I
OUT
=40mA
V
IN
=-15~ -25V, I
OUT
=40mA
e
IN
=1V
P-P
,f=190Hz
V
IN
=-19V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
79L15(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-23V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN
-14.4
TYP
-15.0
45
20
3.5
MAX UNIT
-15.6
V
300
150
6.0
mV
mV
mA
dB
µV
V
IN
=-17.5~-30V, I
OUT
=40mA
V
IN
=-23V, I
OUT
=1~100mA
V
IN
=-23V, I
OUT
=40mA
V
IN
=-18.5~ -28.5V, I
OUT
=40mA
e
IN
=1V
P-P
,f=230Hz
V
IN
=-23V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
34
63
340
UNISONIC TECHNOLOGIES CO., LTD
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4 of 8
QW-R101-003.L
79LXX
ELECT RI CAL CH ARACT ERI ST I CS(Cont .)
LINEAR INTEGRATED CIRCUIT
79L18(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-27V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN TYP MAX UNIT
-17.28 -18.0 -18.72
V
54
23
3.5
33
60
410
300
170
6.0
mV
mV
mA
dB
µV
V
IN
=-20.5~-33V, I
OUT
=40mA
V
IN
=-27V, I
OUT
=1~100mA
V
IN
=-27V, I
OUT
=40mA
V
IN
=-23~ -33V, I
OUT
=40mA
e
IN
=1V
P-P
,f=270Hz
V
IN
=-27V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
79L24(T
J
=25C, C1=0.33µF, C
OUT
=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Output Voltage
V
OUT
V
IN
=-33V, I
OUT
=40mA
Line Regulation
Load Regulation
Quiescent current
Ripple Rejection
Output Voltage Noise
∆V
OUT
∆V
IN
× V
OUT
∆V
OUT
∆
I
OUT
× V
OUT
MIN TYP MAX UNIT
-23.04 -24.0 -24.96
V
72
30
3.5
31
55
550
350
200
6.0
mV
mV
mA
dB
µV
V
IN
=-27~-38V,Io=40mA
V
IN
=-33V, I
OUT
=1~100mA
V
IN
=-33V, I
OUT
=40mA
V
IN
=-29~ -35V, I
OUT
=40mA
e
IN
=1V
P-P
,f=330Hz
V
IN
=-33V, I
OUT
=40mA
BW=10Hz~100kH
I
Q
RR
eN
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QW-R101-003.L
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