XBLW L78MXX
General Description
The L78MXX three-terminal positive regulators are available in the TO-25 2 package
with several fixed output voltages making it useful in a wide range of applications.
Features
Output Current up to 700mA
Output Voltages of 5,6,8,9, 12, 15, 18,24V
Thermal Overload Protection Short Circuit Protection
Output Transistor Safe Operating area ( SOA) Protection
Ordering Information
Packing QTPackin
Package Type
g Y
Absolute Maximum Ratings
Symbo
Parameter
l Ratings
Unit
Input Voltage
3
VIN
5 V
Output Current
I
OUT
700
SOT-22
Power Dissipation (T
C
=25℃
mA
)
3
P
O
1
TO-251/TO-252
TO-252-
W
3
2
Operating Junction Temperature
T
J
-20 ~12
TSTG
5
℃
Storage Temperature
-55 ~+150
℃
Thermal Data
Symbo
Parameter
l Ratings
Unit
SOT-22
Power Dissipation (T
C
=25℃)
3 15
TO-251/TO-252
TO-252-
℃/W
3
12.5
XBLWversion1. 0
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JC
XBLW
DEVICE
L78MXXHDTR
TO-252-2
MARKING
78MXXH
Tape
2500/Reel
Remarks:"XXrepresents the output voltage value，such as L78M05HDTR stands for 5V
XBLW L78MXX
Block Digram
Electrical Characteristics
L78M05
(Refer to the test circuits, 0 < T
J
< +125℃, I
O
=350mA, V
I
= 10V, unless otherwise specified, C
I
= 0.33μF, C
O
=0. 1μF)
Symbo
Parameter
l
Valu
Conditions
e
Unit
Min
Ma
Typ
x
Output Voltage
I
O
= 5 mA~ 35 0 m
V
O
A
4.75
5 5.25 V
Line Regulation( Note)
V
I
= 7 ~ 2 0 V
l
O
= 200mA
Tj=25
ΔV
O
℃
V
I
= 7 V~ 2 5 V
100
mV
V
I
= 8 V~ 2 5 V 50
Load Regulation( Note)
I
O
= 5 mA~ 50 0 m
Tj=25
ΔVO
℃
A
100
mV
I
O
= 5 mA~ 20 0 mA
50
Quiescent Current
Tj=25
I
Q
℃
6.0 mA
Quiescent Current Change
I
O
= 5 mA~ 3 5 0 m
ΔIQ
A
0.5
mA
I
O
=2 0 0 mA, V
I
=8 ~2 5V
0.8
Output Voltage Drift
I
O
=5 mA,Tj=0~125
Δ
V/
Δ
T
℃ mV/
-0.5
℃
Output Noise Voltage
f= 1 0 Hz~ 10 0 KH
V
N
z
40 μV
Ripple Rejection
f=120 Hz,V
I
=8 ~18
RR
V
80
Dropout Voltage Tj=25℃ ,I
O
= 500m
V
D
A
2
V
Short Circuit Current
Tj=25℃ ,V
I
=35
ISC
V
800 mA
Peak Current
Tj=25
I
PK
℃
900 mA
Notes:
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.
XBLWversion1. 0
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文档仅供参考，实际应用测试为准
页
www.xinboleic.com 技术支持热线：4009682003
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