78M05 データシートの表示（PDF） - Jiangsu High diode Semiconductor Co., Ltd
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78M05 Datasheet PDF : 3 Pages
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78M05
TO-252-2L Plastic-Encapsulate Voltage Regulators
Three-terminal positive voltage regulator
Feature
z Maximum output current
IOM: 0.5 A
z Output voltage
VO: 5V
z Continuous total dissipation
PD: 1.25 W (Ta= 25 ℃ )
TO-252-2L
2
1
3
1.IN
2.GND
3.OUT
Parameter
Input Voltage
Thermal Resistance from Junction to Ambient
Operating Junction Temperature Range
Storage Temperature Range
Symbol
Vi
RθJA
TOPR
TSTG
Value
35
80
-25~+125
-65~+150
Unit
V
℃/W
℃
℃
Electrical Characteristics (T=25℃ Unless otherwise specified）
Parameter
Symbol
Test conditions
Min Typ Max Unit
Output Voltage
25℃
4.8
5
5.2
V
Vo
7V≤V i≤20V, Io=5mA-350mA -25~125℃ 4.75 5 5.25
V
Load Regulation
Io=5mA-0.5A
ΔVo
Io=5mA-200mA
25℃
25℃
15 100
mV
5
50
mV
Line Regulation
7V≤V i≤25V, Io=200mA
ΔVo
8V≤V i≤25V, Io=200mA
25℃
25℃
3
100
mV
1
50
mV
Quiescent Current
Iq
25℃
4.2
6
mA
Quiescent Current Change
ΔIq 8V≤V i≤25V, Io=200mA
ΔIq 5mA≤IO≤350mA
-25~125℃
-25~125℃
0.8
mA
0.5
mA
Output Noise Voltage
VN
10Hz≤ f ≤100KHz
25℃
40 200 μV/Vo
Ripple Rejection
RR 8V≤Vi≤18V,f=120Hz,Io=300mA -25~125℃ 62 80
dB
Dropout Voltage
Vd Io=350mA
25℃
2
2.5
V
Short Circuit Current
Isc Vi=10V
25℃
300
mA
Peak Current
Ipk
25℃
0.5
A
* Pulse test.
TYPICAL APPLICATION Vi
1
3
Vo
78M 05
Ci
2
0.33μF
Co
0.1μF
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
High Diode Semiconductor
1
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