UMW
R
UMW 78MXX
Features
Output Current up to 1A
Output Voltages of 5,6,8,9,12,15,18,24V
Thermal Overload Protection Short Circuit Protection
Output Transistor Safe Operating area (SOA)Protection
Description
The 78MXX three-terminal positive regulators are available
in the TO-252 package with several fixed output voltages
making it useful in a wide range of applications.
Internal Block Digram
Absolute Maximum Ratings
Parameter
Input Voltage (for V
O
= 5V to 18V)
(for V
O
= 24V)
Thermal Resistance Junction-Case
Thermal Resistance Junction-Air
(Ta = +25°
C)
Operating Junction Temperature Range
Storage Temperature Range
Symbol
V
IN
R
θJC
R
θJA
T
OPR
T
STG
Value
35
40
2.5
92
0½150
-55½＋150
Unit
V
°
C/W
°
C/W
°
C
°
C
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1
友台半导½有限公司
UMW
R
UMW 78MXX
Electrical Characteristics（78M05）
(Refer to the test circuits, 0 < T
J
< +125° I
O
=350mA, V
I
=10V, unless otherwise specified,
C,
C
I
= 0.33μF, C
O
=0.1μF)
Parameter
Output Voltage
Symbol
V
O
△V
O
Conditions
Min
I
O
= 5mA½350mA
V
I
＝7½20V
I
O
= 200mA
Tj＝25°
C
V
I
＝7V½25V
V
I
＝8V½25V
I
O
= 5mA½500mA
Tj＝25°
C
I
O
= 5mA½200mA
Quiescent Current
I
Q
△I
Q
△V
/△T
V
N
RR
V
D
I
SC
I
PK
Tj＝25°
C
I
O
=5mA½350mA
I
O
= 200mA，V
I
＝8½25V
I
O
= 5mA
，
T
j
= 0½125°
C
f＝10H
Z
½100KH
Z
f = 120Hz, V
I
= 8 ~18V
-0.5
40
80
2
800
900
50
8.0
0.5
mA
0.8
mV/°
C
μV
dB
V
mA
mA
mA
4.75
Value
Typ
5
Max
5.25
100
mV
50
100
mV
V
Unit
Line Regulation(Note)
Load Regulation(Note)
△V
O
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Notes:
T
j
=25° I
O
= 500mA
C,
T j =25
, V
I
=
35V
T j = 25°
C
Load and line regulation are specified at constant junction temperature. Change in Vo due to heating
effects must be taken into account separately. Pulse testing with low duty is used.
www.umw-ic.com
2
友台半导½有限公司
UMW
R
UMW 78MXX
Electrical Characteristics（78M06）
(Refer to the test circuits, 0 < T
J
< +125° I
O
=350mA, V
I
=11V, unless otherwise specified,
C,
C
I
= 0.33μF, C
O
=0.1μF)
Parameter
Symbol
Conditions
Min
Output Voltage
V
O
I
O
= 5mA½350mA
V
I
＝8½21V
I
O
= 200mA
Tj＝25°
C
V
I
＝8V½25V
V
I
＝9V½25V
I
O
= 5mA½500mA
Tj＝25°
C
I
O
= 5mA½200mA
Quiescent Current
I
Q
△I
Q
△V
/△T
V
N
RR
V
D
I
SC
I
PK
Tj＝25°
C
I
O
=5mA½350mA
I
O
= 200mA，V
I
＝9½25V
I
O
= 5mA
，
T
j
= 0½125°
C
f＝10H
Z
½100KH
Z
f = 120Hz, V
I
= 9½19V
-0.5
45
80
2
800
900
60
8.0
0.5
mA
0.8
mV/°
C
μV
dB
V
mA
mA
mA
5.7
Value
Typ
6
Max
6.3
100
mV
50
120
mV
V
Unit
Line Regulation(Note)
△V
O
Load Regulation(Note)
△V
O
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Notes:
T
j
=25° I
O
= 500mA
C,
T j =25
, V
I
= 35V
T
j
=25°
C
Load and line regulation are specified at constant junction temperature. Change in Vo due to heating
effects must be taken into account separately. Pulse testing with low duty is used.
www.umw-ic.com
3
友台半导½有限公司
UMW
R
UMW 78MXX
Electrical Characteristics（78M08）
(Refer to the test circuits, 0 < T
J
< +125° I
O
=350mA, V
I
=14V, unless otherwise specified,
C,
C
I
= 0.33μF, C
O
=0.1μF)
Parameter
Symbol
Conditions
Min
Output Voltage
V
O
I
O
= 5mA½350mA
V
I
＝10.5½23V
I
O
= 200mA
Tj＝25°
C
V
I
＝10.5V½25V
V
I
＝11V½25V
I
O
= 5mA½500mA
Tj＝25°
C
I
O
= 5mA½200mA
Quiescent Current
I
Q
△I
Q
△V
/△T
V
N
RR
V
D
I
SC
I
PK
Tj＝25°
C
I
O
=5mA½350mA
I
O
= 200mA，V
I
＝10.5½25V
I
O
= 5mA
，
T
j
= 0½125°
C
f＝10H
Z
½100KH
Z
f = 120Hz, V
I
= 11.5½ 21.5V
-0.8
52
80
2
800
900
80
8.0
0.5
mA
0.8
mV/°
C
μV
dB
V
mA
mA
mA
7.6
Value
Typ
8
Max
8.4
100
mV
50
160
mV
V
Unit
Line Regulation(Note)
△V
O
Load Regulation(Note)
△V
O
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Notes:
T
j
=25° I
O
= 500mA
C,
T j =25
, V
I
= 35V
T j
=
25°
C
Load and line regulation are specified at constant junction temperature. Change in Vo due to heating
effects must be taken into account separately. Pulse testing with low duty is used.
www.umw-ic.com
4
友台半导½有限公司
UMW
R
UMW 78MXX
Electrical Characteristics（78M09）
(Refer to the test circuits, 0 < T
J
< +125° I
O
=350mA, V
I
=15V, unless otherwise specified,
C,
C
I
= 0.33μF, C
O
=0.1μF)
Parameter
Symbol
Conditions
Min
Output Voltage
V
O
I
O
= 5mA½350mA
V
I
＝11.5½24V
I
O
= 200mA
Tj＝25°
C
V
I
＝11.5V½25V
V
I
＝12V½25V
I
O
= 5mA½500mA
Tj＝25°
C
I
O
= 5mA½200mA
Quiescent Current
I
Q
△I
Q
△V
/△T
V
N
RR
V
D
I
SC
I
PK
Tj＝25°
C
I
O
=5mA½350mA
I
O
= 200mA，V
I
＝11.5½25V
I
O
= 5mA
，
T
j
= 0½125°
C
f＝10H
Z
½100KH
Z
f = 120Hz, V
I
= 12.5½ 22.5V
-0.8
52
80
2
800
900
90
8.0
0.5
mA
0.8
mV/°
C
μV
dB
V
mA
mA
mA
8.45
Value
Typ
9
Max
9.55
100
mV
50
180
mV
V
Unit
Line Regulation(Note)
△V
O
Load Regulation(Note)
△V
O
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Notes:
T
j
=25° I
O
= 500mA
C,
T j =25
, V
I
= 35V
T j
=
25°
C
Load and line regulation are specified at constant junction temperature. Change in Vo due to heating
effects must be taken into account separately. Pulse testing with low duty is used.
www.umw-ic.com
5
友台半导½有限公司
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