DATA SHEET
BIPOLAR ANALOG INTEGRATED CIRCUIT
µ
PC79M00 Series
THREE TERMINAL NEGATIVE VOLTAGE REGULATOR
µ
PC79M00 series are monolithic three terminal negative regulators which employ internally current limiting, ther-
mal shut down, output transistor safe operating area protection make them essentially indestructible.
They are intended as fixed voltage regulators in a wide range of application including local on card regulation for
elimination of distribution problems associated wide single point regulation.
FEATURES
• Output current out of 500 mA.
• On-chip some protection circuit (over current protection, SOA protection and thermal shut down).
• Low noise.
ORDERING INFORMATION
Part Number
Package
3-pin plastic SIP (MP-45G) (isolated TO-220)
3-pin plastic SIP (MP-45G) (isolated TO-220)
3-pin plastic SIP (MP-45G) (isolated TO-220)
3-pin plastic SIP (MP-45G) (isolated TO-220)
3-pin plastic SIP (MP-45G) (isolated TO-220)
3-pin plastic SIP (MP-45G) (isolated TO-220)
Output Voltage
–5 V
–8 V
–12 V
–15 V
–18 V
–24 V
µ
PC79M05HF
µ
PC79M08HF
µ
PC79M12HF
µ
PC79M15HF
µ
PC79M18HF
µ
PC79M24HF
EQUIVALENT CIRCUIT
GND
R
8
R
9
R
7
Q
7
R
10
D
8
R
11
Q
8
R
13
Q
14
R
12
Q
15
D
6
D
7
R
18
R
19
R
20
R
21
INPUT
R
6
Q
6
D
1
R
1
D
3
C
1
R
2
Q
5
Q
4
Q
3
D
4
Q
1
Q
2
R
4
D
5
R
5
R
3
D
2
Q
9
Q
12
R
14
R
22
PIN CONFIGURATION (Marking Side)
3-pin plastic SIP (MP-45G)
Q
10
C
2
Q
11
Q
13
R
23
OUTPUT
1 2 3
1: GND
2: INPUT
3: OUTPUT
R
15
R
16
R
17
Q
16
Q
17
The information in this document is subject to change without notice.
Document No. G11629EJ6V0DS00 (6th edition)
(Previous No. IC-1904)
Date Published May 1998 N CP(K)
Printed in Japan
The mark
shows major revised points.
©
1994
µ
PC79M00 Series
ABSOLUTE MAXIMUM RATINGS (T
A
= 25
°
C, unless otherwise specified)
Parameter
Input Voltage
Internal Power Dissipation
Operating Ambient Temperature
Operating Junction Temperature
Storage Temperature
Thermal Resistance (junction to case)
Thermal Resistance (junction to ambient)
Symbol
V
IN
P
T
T
A
T
J
T
stg
R
th(J-C)
R
th(J-A)
Rating
–35/–40
Note 1
15
Note 2
–20 to +85
–20 to +150
–55 to +150
7
65
Unit
V
V
°C
°C
°C
°C/W
°C/W
Notes 1.
µ
PC79M05, 08, 12, 15, 18: –35 V,
µ
PC79M24: –40 V
2.
Internally limited. When operating junction temperature rise up to 150
°C,
the internal circuit shutdown
output voltage.
Caution Exposure to Absolute Maximum Ratings for extended periods may affect device reliability; exceed-
ing the ratings could cause permanent damage. The parameters apply independently. The device
should be operated within the limits specified under DC and AC Characteristics.
TYPICAL CONNECTION
D
1
INPUT
C
IN
µ
PC79M00
D
2
C
OUT
OUTPUT
C
IN
: More than 2
µ
F.
C
OUT
: More than 1
µ
F.
D
1
D
2
: Needed for V
IN
> V
O
.
: Needed for V
O
> GND.
RECOMMENDED OPERATING CONDITIONS
Parameter
Input Voltage
Symbol
V
IN
Part Number
MIN.
–7
–10.5
–14.5
–17.5
–21
–27
5
–20
TYP.
–10
–14
–19
–23
–27
–33
MAX.
–25
–25
–30
–30
–33
–38
350
+125
mA
°C
Unit
V
µ
PC79M05
µ
PC79M08
µ
PC79M12
µ
PC79M15
µ
PC79M18
µ
PC79M24
Output Current
Operating Junction Temperature
I
O
T
J
All
All
2
µ
PC79M00 Series
ELECTRICAL CHARACTERISTICS
µ
PC79M05
(V
IN
= –10 V, I
O
= 350 mA, 0
°
C
≤
T
J
≤
+125
°
C, C
IN
= 2.2
µ
F, C
OUT
= 1
µ
F, unless otherwise specified)
Parameter
Output Voltage
Symbol
V
O
T
J
= 25
°C
–7 V
≤
V
IN
≤
–25 V, 5 mA
≤
I
O
≤
350 mA
Line Regulation
REG
IN
T
J
= 25
°C,
–7 V
≤
V
IN
≤
–25 V
T
J
= 25
°C,
–8 V
≤
V
IN
≤
–18 V
Load Regulation
REG
L
T
J
= 25
°C,
5 mA
≤
I
O
≤
500 mA
T
J
= 25
°C,
5 mA
≤
I
O
≤
350 mA
Quiescent Current
Quiescent Current Change
I
BIAS
T
J
= 25
°C
–8 V
≤
V
IN
≤
–25 V
5 mA
≤
I
O
≤
350 mA
Output Noise Voltage
Ripple Rejection
V
n
R•R
T
J
= 25
°C,
10 Hz
≤
f
≤
100 kHz
T
J
= 25
°C,
f = 120 Hz, –8 V
≤
V
IN
≤
–18 V,
I
O
= 100 mA
T
J
= 25
°C
T
J
= 25
°C,
V
IN
= –25 V
T
J
= 25
°C
I
O
= 5 mA
620
50
45
72
Test Conditions
MIN.
–4.8
–4.75
18
10
15
10
4.3
6.0
0.5
0.4
200
mA
mA
TYP.
–5.0
MAX.
–5.2
–5.25
50
30
100
mV
mV
Unit
V
∆
I
BIAS
µ
V
r.m.s.
dB
Dropout Voltage
Short Circuit Current
Peak Output Current
Temperature Coefficient
of Output Voltage
V
DIF
I
Oshort
I
Opeak
1.1
500
880
0.2
1 020
V
mA
mA
mV/°C
∆
V
O
/
∆
T
µ
PC79M08
(V
IN
= –14 V, I
O
= 350 mA, 0
°
C
≤
T
J
≤
+125
°
C, C
IN
= 2.2
µ
F, C
OUT
= 1
µ
F, unless otherwise specified)
Parameter
Output Voltage
Symbol
V
O
T
J
= 25
°C
–10.5 V
≤
V
IN
≤
–25 V, 5 mA
≤
I
O
≤
350 mA
Line Regulation
REG
IN
T
J
= 25
°C,
–10.5 V
≤
V
IN
≤
–25 V
T
J
= 25
°C,
–11 V
≤
V
IN
≤
–21 V
Load Regulation
REG
L
T
J
= 25
°C,
5 mA
≤
I
O
≤
500 mA
T
J
= 25
°C,
5 mA
≤
I
O
≤
350 mA
Quiescent Current
Quiescent Current Change
I
BIAS
T
J
= 25
°C
–10.5 V
≤
V
IN
≤
–25 V
5 mA
≤
I
O
≤
350 mA
Output Noise Voltage
Ripple Rejection
V
n
R•R
T
J
= 25
°C,
10 Hz
≤
f
≤
100 kHz
T
J
= 25
°C,
f = 120 Hz,
–11.5 V
≤
V
IN
≤
–21.5 V, I
O
= 100 mA
T
J
= 25
°C
T
J
= 25
°C,
V
IN
= –25 V
T
J
= 25
°C
I
O
= 5 mA
620
50
65
66
Test Conditions
MIN.
–7.7
–7.6
20
15
20
15
4.3
6.0
0.5
0.4
220
mA
mA
TYP.
–8.0
MAX.
–8.3
–8.4
80
50
160
mV
mV
Unit
V
∆
I
BIAS
µ
V
r.m.s.
dB
Dropout Voltage
Short Circuit Current
Peak Output Current
Temperature Coefficient
of Output Voltage
V
DIF
I
Oshort
I
Opeak
1.1
500
880
0.3
1 020
V
mA
mA
mV/°C
∆
V
O
/
∆
T
3
µ
PC79M00 Series
µ
PC79M12
(V
IN
= –19 V, I
O
= 350 mA, 0
°
C
≤
T
J
≤
+125
°
C, C
IN
= 2.2
µ
F, C
OUT
= 1
µ
F, unless otherwise specified)
Parameter
Output Voltage
Symbol
V
O
T
J
= 25
°C
–14.5 V
≤
V
IN
≤
–30 V, 5 mA
≤
I
O
≤
350 mA
Line Regulation
REG
IN
T
J
= 25
°C,
–14.5 V
≤
V
IN
≤
–30 V
T
J
= 25
°C,
–15 V
≤
V
IN
≤
–25 V
Load Regulation
REG
L
T
J
= 25
°C,
5 mA
≤
I
O
≤
500 mA
T
J
= 25
°C,
5 mA
≤
I
O
≤
350 mA
Quiescent Current
Quiescent Current Change
I
BIAS
T
J
= 25
°C
–14.5 V
≤
V
IN
≤
–30 V
5 mA
≤
I
O
≤
350 mA
Output Noise Voltage
Ripple Rejection
V
n
R•R
T
J
= 25
°C,
10 Hz
≤
f
≤
100 kHz
T
J
= 25
°C,
f = 120 Hz,
–15 V
≤
V
IN
≤
–25 V, I
O
= 100 mA
T
J
= 25
°C
T
J
= 25
°C,
V
IN
= –30 V
T
J
= 25
°C
I
O
= 5 mA
620
50
125
64
Test Conditions
MIN.
–11.5
–11.4
25
20
35
25
4.4
6.0
0.5
0.4
280
mA
mA
TYP.
–12
MAX.
–12.5
–12.6
80
50
240
mV
mV
Unit
V
∆
I
BIAS
µ
V
r.m.s.
dB
Dropout Voltage
Short Circuit Current
Peak Output Current
Temperature Coefficient
of Output Voltage
V
DIF
I
Oshort
I
Opeak
1.1
400
880
0.4
1 020
V
mA
mA
mV/°C
∆
V
O
/
∆
T
µ
PC79M15
(V
IN
= –23 V, I
O
= 350 mA, 0
°
C
≤
T
J
≤
+125
°
C, C
IN
= 2.2
µ
F, C
OUT
= 1
µ
F, unless otherwise specified)
Parameter
Output Voltage
Symbol
V
O
T
J
= 25
°C
–17.5 V
≤
V
IN
≤
–30 V, 5 mA
≤
I
O
≤
350 mA
Line Regulation
REG
IN
T
J
= 25
°C,
–17.5 V
≤
V
IN
≤
–30 V
T
J
= 25
°C,
–18 V
≤
V
IN
≤
–28 V
Load Regulation
REG
L
T
J
= 25
°C,
5 mA
≤
I
O
≤
500 mA
T
J
= 25
°C,
5 mA
≤
I
O
≤
350 mA
Quiescent Current
Quiescent Current Change
I
BIAS
T
J
= 25
°C
–17.5 V
≤
V
IN
≤
–30 V
5 mA
≤
I
O
≤
350 mA
Output Noise Voltage
Ripple Rejection
V
n
R•R
T
J
= 25
°C,
10 Hz
≤
f
≤
100 kHz
T
J
= 25
°C,
f = 120 Hz,
–18.5 V
≤
V
IN
≤
–28.5 V, I
O
= 100 mA
T
J
= 25
°C
T
J
= 25
°C,
V
IN
= –30 V
T
J
= 25
°C
I
O
= 5 mA
620
50
150
62
Test Conditions
MIN.
–14.4
–14.25
30
25
50
35
4.4
6.0
0.5
0.4
360
mA
mA
TYP.
–15
MAX.
–15.6
–15.75
80
50
240
mV
mV
Unit
V
∆
I
BIAS
µ
V
r.m.s.
dB
Dropout Voltage
Short Circuit Current
Peak Output Current
Temperature Coefficient
of Output Voltage
V
DIF
I
Oshort
I
Opeak
1.1
400
880
0.6
1 020
V
mA
mA
mV/°C
∆
V
O
/
∆
T
4
µ
PC79M00 Series
µ
PC79M18
(V
IN
= –27 V, I
O
= 350 mA, 0
°
C
≤
T
J
≤
+125
°
C, C
IN
= 2.2
µ
F, C
OUT
= 1
µ
F, unless otherwise specified)
Parameter
Output Voltage
Symbol
V
O
T
J
= 25
°C
–21 V
≤
V
IN
≤
–33 V, 5 mA
≤
I
O
≤
350 mA
Line Regulation
REG
IN
T
J
= 25
°C,
–21 V
≤
V
IN
≤
–33 V
T
J
= 25
°C,
–24 V
≤
V
IN
≤
–30 V
Load Regulation
REG
L
T
J
= 25
°C,
5 mA
≤
I
O
≤
500 mA
T
J
= 25
°C,
5 mA
≤
I
O
≤
350 mA
Quiescent Current
Quiescent Current Change
I
BIAS
T
J
= 25
°C
–21 V
≤
V
IN
≤
–33 V
5 mA
≤
I
O
≤
350 mA
Output Noise Voltage
Ripple Rejection
V
n
R•R
T
J
= 25
°C,
10 Hz
≤
f
≤
100 kHz
T
J
= 25
°C,
f = 120 Hz,
–22 V
≤
V
IN
≤
–32 V, I
O
= 100 mA
T
J
= 25
°C
T
J
= 25
°C,
V
IN
= –33 V
T
J
= 25
°C
I
O
= 5 mA
620
50
200
60
Test Conditions
MIN.
–17.3
–17.1
30
25
60
45
4.4
6.0
0.5
0.4
440
mA
mA
TYP.
–18
MAX.
–18.7
–18.9
80
50
300
mV
mV
Unit
V
∆
I
BIAS
µ
V
r.m.s.
dB
Dropout Voltage
Short Circuit Current
Peak Output Current
Temperature Coefficient
of Output Voltage
V
DIF
I
Oshort
I
Opeak
1.1
350
880
0.8
1 020
V
mA
mA
mV/°C
∆
V
O
/
∆
T
µ
PC79M24
(V
IN
= –33 V, I
O
= 350 mA, 0
°
C
≤
T
J
≤
+125
°
C, C
IN
= 2.2
µ
F, C
OUT
= 1
µ
F, unless otherwise specified)
Parameter
Output Voltage
Symbol
V
O
T
J
= 25
°C
–27 V
≤
V
IN
≤
–38 V, 5 mA
≤
I
O
≤
350 mA
Line Regulation
REG
IN
T
J
= 25
°C,
–27 V
≤
V
IN
≤
–38 V
T
J
= 25
°C,
–30 V
≤
V
IN
≤
–36 V
Load Regulation
REG
L
T
J
= 25
°C,
5 mA
≤
I
O
≤
500 mA
T
J
= 25
°C,
5 mA
≤
I
O
≤
350 mA
Quiescent Current
Quiescent Current Change
I
BIAS
T
J
= 25
°C
–27 V
≤
V
IN
≤
–38 V
5 mA
≤
I
O
≤
350 mA
Output Noise Voltage
Ripple Rejection
V
n
R•R
T
J
= 25
°C,
10 Hz
≤
f
≤
100 kHz
T
J
= 25
°C,
f = 120 Hz,
–28 V
≤
V
IN
≤
–38 V, I
O
= 100 mA
T
J
= 25
°C
T
J
= 25
°C,
V
IN
= –38 V
T
J
= 25
°C
I
O
= 5 mA
620
50
250
57
Test Conditions
MIN.
–23.0
–22.8
30
25
80
50
4.5
6.0
0.5
0.4
600
mA
mA
TYP.
–24
MAX.
–25.0
–25.2
80
50
360
mV
mV
Unit
V
∆
I
BIAS
µ
V
r.m.s.
dB
Dropout Voltage
Short Circuit Current
Peak Output Current
Temperature Coefficient
of Output Voltage
V
DIF
I
Oshort
I
Opeak
1.1
200
880
1.0
1 020
V
mA
mA
mV/°C
∆
V
O
/
∆
T
5