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LM7812 View Datasheet(PDF) - Unspecified

Part NameDescriptionManufacturer
LM7812 3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR ETC
Unspecified 
LM7812 Datasheet PDF : 6 Pages
1 2 3 4 5 6
LM78XX
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
( Operating temperature range applies unless otherwise specified )
PARAMETER
SYMBOL
RATING
Input voltage(for Vo=5~18V)
(for Vo=24V)
VI
Output Current
Io
Power Dissipation
Operating Junction Temperature Range
Storage Temperature Range
PD
TOPR
TSTG
Internally
-20
-55
35
40
1
Limited
+150
+150
UNIT
V
V
A
W
C
C
Contek LM7805 ELECTRICAL CHARACTERISTICS
( VI=10V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Tj=25 C, IO=5mA - 1.0A
4.8 5.0
Vo
VI =7.5V to 20V,
4.75
IO=5mA - 1.0A,PD<15W
Load Regulation
DVo Tj=25 C,IO=5mA - 1.5A
Tj=25 C,IO=0.25A - 0.75A
Line regulation
DVo VI =7V to 25V,Tj=25 C
VI =7.5V to 20V,Tj=25 C,Io=1A
Quiescent Current
Iq
Tj=25 C, IO=<1A
Quiescent Current Change
DIq
VI =7.5V to 20V
DIq
IO=5mA - 1.0A
Output Noise Voltage
VN
10Hz<=f<=100kHz
40
Temperature coefficient of Vo
DVo/DT Io=5mA
-0.6
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
RR
VI =8V - 18V,f=120Hz,Tj=25 C 62 80
IPK
Tj=25 C
1.8
ISC
VI=35V, Tj=25 C
250
Vd
Tj=25 C
2.0
MAX
5.2
5.25
UNIT
V
V
50 mV
25 mV
50 mV
50 mV
8.0 mA
1.0 mA
0.5 mA
mV
mV/ C
dB
A
mA
V
Contek LM7806 ELECTRICAL CHARACTERISTICS
( VI=11V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Tj=25 C, IO=5mA - 1.0A
5.75 6.0
Vo
VI =8.5V to 21V,
5.7
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Peak Output Current
DVo
DVo
Iq
DIq
DIq
VN
DVo/DT
RR
IPK
IO=5mA - 1.0A, PD<15W
Tj=25 C,IO=5mA - 1.5A
Tj=25 C,IO=0.25A - 0.75A
VI =8V to 25V,Tj=25 C
VI =8.5V to 21V,Tj=25 C,Io=1A
Tj=25 C, IO=<1A
VI =8.5V to 21V
IO=5mA - 1.0A
10Hz<=f<=100kHz
Io=5mA
VI =9V - 19V,f=120Hz,Tj=25 C
Tj=25 C
45
-0.7
59 75
1.8
MAX UNIT
6.26.2 V
6.3
V
60 mV
30 mV
60 mV
60 mV
8.0 mA
1.0 mA
0.5 mA
mV
mV/ C
dB
A
Contek Microelectronics Co.,Ltd.
2
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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