LM7812D-XX-TU [TAITRON]
1A Positive Voltage Regulator; 1A正电压稳压器型号: | LM7812D-XX-TU |
厂家: | TAITRON COMPONENTS INCORPORATED |
描述: | 1A Positive Voltage Regulator |
文件: | 总12页 (文件大小:379K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
1A Positive
Voltage Regulator
LM78xx
1A Positive Voltage Regulator
General Description
• The TCI LM78xx family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications that
required supply current up to 1A.
TO-220
D-PACK
(TO-252)
• The LM78M is available in D-PACK (TO-252) and TO-220 packages.
.
Features
Applications
• Output Current up to 1A
• High Efficiency Linear Regulator
• Fixed output voltage of 5V, 6V, 8V, 9V,
10V, 12V,15V, 18V and 24V available
• Thermal overload shutdown protection
• Short circuit current limiting
• Output transistor SOA protection
• RoHS Compliance
• Post Regulation for Switching Supply
• Microprocessor Power Supply
• Mother Board
Ordering Information
Rev. A/DX 2007-06-04
Page 1 of 12
TAITRON COMPONENTS INCORPORATED www.taitroncomponents.com
Tel:
(800)-TAITRON (800)-824-8766 (661)-257-6060
(800)-TAITFAX (800)-824-8329 (661)-257-6415
Fax:
1A Positive Voltage Regulator
LM78xx
Pin Configuration
Outline: T
TO-220
Outline: D
D-PACK
(TO-252)
Block Diagram
Rev. A/DX 2007-06-04
Page 2 of 12
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1A Positive Voltage Regulator
LM78xx
Absolute Maximum Ratings
Symbol
Description
Ratings
Unit
VOUT=3.3~18V
VOUT=20~24V
35
40
1
VIN
IOUT
PD
Input Voltage
V
A
Output Current
D-PACK (TO-252)
TO-220
Power Dissipation
Internally Limited
mW
TJ
Junction Temperature
150
TOPR
TSTG
Operating Temperature Range
Storage Temperature Range
-20 ~ 150
-55 ~ 150
° C
° C
Note: 1. Absolute maximum ratings are stress ratings only and functional device operation is not implied.
The device could be damaged beyond Absolute maximum ratings.
2. The maximum steady state usable output current are dependent on input voltage, heat sinking,
lead length of the package and copper pattern of PCB. The data are showed as electrical
characteristics table represents pulse test conditions with junction temperatures specified at
the initiation of test.
Electrical Characteristics (TJ=25° C, PD≦15W, unless otherwise specified)
For LM7805 (VIN=10V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7805
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
5.20
5.25
50
4.80
5.0
V
IOUT=5mA-1.0A
7.5V≤VIN≤20V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
4.75
-
-
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
25
IOUT=0.25A-0.75A
7V≤VIN≤25V
-
50
∆VOUT
IQ
Line Regulation
-
50
7.5V≤VIN≤20V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
8.0
1.0
0.5
-
-
7.5V≤VIN≤20V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
40
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-0.6
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
62
-
80
1.8
250
2.0
-
-
-
-
dB
A
8V≤VIN≤18V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
Rev. A/DX 2007-06-04
Page 3 of 12
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1A Positive Voltage Regulator
LM78xx
For LM7806 (VIN=11V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7806
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
6.24
6.30
60
5.76
6.0
V
IOUT=5mA-1.0A
8.5V≤VIN≤21V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
5.70
-
-
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
30
IOUT=0.25A-0.75A
8V≤VIN≤25V
-
60
∆VOUT
IQ
Line Regulation
-
60
8.5V≤VIN≤21V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
8.0
1.0
0.5
-
-
8.5V≤VIN≤21V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
45
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-0.7
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
59
-
75
1.8
250
2.0
-
-
-
-
dB
A
9V≤VIN≤19V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
For LM7808 (VIN=14V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7808
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
8.32
8.40
80
7.68
8.0
V
IOUT=5mA-1.0A
10.5V≤VIN≤23V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
7.60
-
-
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
40
IOUT=0.25A-0.75A
-
80
10.5V≤VIN≤25V
∆VOUT
IQ
Line Regulation
-
80
10.5V≤VIN≤23V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
8.0
1.0
0.5
-
-
10.5V≤VIN≤23V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
58
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-0.9
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
56
-
72
1.8
250
2.0
-
-
-
-
dB
A
11.5V≤VIN≤21.5V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
Rev. A/DX 2007-06-04
Page 4 of 12
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1A Positive Voltage Regulator
LM78xx
For LM7809 (VIN=15V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7809
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
9.36
9.45
90
8.64
9.0
V
IOUT=5mA-1.0A
11.5V≤VIN≤24V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
8.55
-
-
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
45
IOUT=0.25A-0.75A
-
90
11.5V≤VIN≤25V
∆VOUT
IQ
Line Regulation
-
90
11.5V≤VIN≤24V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
8.0
1.0
0.5
-
-
11.5V≤VIN≤24V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
58
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-1.1
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
56
-
72
1.8
250
2.0
-
-
-
-
dB
A
12.5V≤VIN≤22.5V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
For LM7810 (VIN=16V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7810
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
9.60
10.0 10.40
V
IOUT=5mA-1.0A
12.5V≤VIN≤25V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
9.50
-
-
10.50
100
50
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
IOUT=0.25A-0.75A
-
100
100
8.0
1.0
0.5
-
13V≤VIN≤25V
∆VOUT
IQ
Line Regulation
-
13V≤VIN≤25V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
-
12.6V≤VIN≤25V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
58
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-1.1
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
56
-
72
1.8
250
2.0
-
-
-
-
dB
A
13V≤VIN≤23V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
Rev. A/DX 2007-06-04
Page 5 of 12
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1A Positive Voltage Regulator
LM78xx
For LM7812 (VIN=19V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7812
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
11.52 12.0 12.48
V
IOUT=5mA-1.0A
14.5V≤VIN≤27V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
11.40
-
-
12.60
120
60
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
IOUT=0.25A-0.75A
-
120
120
8.0
1.0
0.5
-
14.5V≤VIN≤30V
∆VOUT
IQ
Line Regulation
-
14.6V≤VIN≤27V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
-
14.5V≤VIN≤30V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
75
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-1.5
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
55
-
72
1.8
250
2.0
-
-
-
-
dB
A
15V≤VIN≤25V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
For LM7815 (VIN=23V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7815
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
14.40 15.0 15.60
V
IOUT=5mA-1.0A
17.5V≤VIN≤30V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
14.25
-
-
15.75
150
75
V
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
IOUT=0.25A-0.75A
-
150
150
8.0
1.0
0.5
-
18.5V≤VIN≤30V
∆VOUT
IQ
Line Regulation
-
17.7V≤VIN≤30V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
-
17.5V≤VIN≤30V
∆IQ
Quiescent Current Change
-
IOUT=5mA-1.0A
eN
Output Noise Voltage
90
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-1.8
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
54
-
70
1.8
250
2.0
-
-
-
-
dB
A
18.5V≤VIN≤28.5V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
Rev. A/DX 2007-06-04
Page 6 of 12
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1A Positive Voltage Regulator
LM78xx
For LM7818 (VIN=27V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7818
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
17.28 18.0 18.72
V
IOUT=5mA-1.0A
21V≤VIN≤33V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
17.10
-
18.90
180
90
V
-
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
IOUT=0.25A-0.75A
21V≤VIN≤33V
-
180
180
8.0
1.0
0.5
-
∆VOUT
IQ
Line Regulation
-
21V≤VIN≤33V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
-
-
21.5V≤VIN≤33V
∆IQ
Quiescent Current Change
IOUT=5mA-1.0A
eN
Output Noise Voltage
110
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-2.2
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
53
-
69
1.8
250
2.0
-
-
-
-
dB
A
22V≤VIN≤32V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
For LM7824 (VIN=33V, IOUT=0.5A, C1=0.33µF, CO =0.1µF)
LM7824
Symbol
Description
Unit
Test Conditions
Min.
Typ.
Max.
23.04 24.0 24.96
V
IOUT=5mA-1.0A
27V≤VIN≤38V, IOUT=5mA-1.0A
IOUT=5mA-1.0A
VOUT
Output Voltage
22.80
-
25.20
240
120
240
240
8.0
1.0
0.5
-
V
-
-
-
-
-
-
-
-
-
mV
mV
mV
mV
mA
mA
mA
µV
∆VOUT
Load Regulation
-
IOUT=0.25A-0.75A
27V≤VIN≤38V
-
∆VOUT
IQ
Line Regulation
-
27V≤VIN≤38V, IOUT=1.0A
IOUT≦1.0A
Quiescent Current
-
-
-
28V≤VIN≤38V
∆IQ
Quiescent Current Change
IOUT=5mA-1.0A
eN
Output Noise Voltage
170
10Hz≤f≤100KHz
Temperature coefficient of
VOUT
∆VO/∆T
-
-2.8
-
mV/℃
IOUT=5mA
RR
IPEAK
ISC
Ripple Rejection
50
-
66
1.8
250
2.0
-
-
-
-
dB
A
28V≤VIN≤38V, f=120Hz
Peak Output Current
Short-Circuit Current
Dropout Voltage
-
-
mA
V
VIN=35V
-
VD
-
Rev. A/DX 2007-06-04
Page 7 of 12
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1A Positive Voltage Regulator
LM78xx
Typical Characteristics Curves
Fig.1- Peak Output Current vs. Input/Output
Differential Voltage
Fig.2- Output Voltage vs. Junction Temperature
Junction Temperature (°C)
VIN-VOUT (V)
Fig.3- Quiescent Current vs. Junction Temperature
Fig.4- Ripple Rejection vs. Frequency
Junction Temperature (°C)
Frequency (Hz)
Rev. A/DX 2007-06-04
Page 8 of 12
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1A Positive Voltage Regulator
LM78xx
Typical Characteristics Curves (Continued)
Fig.5- Dropout Voltage vs. Junction Temperature
Fig.6- Power Dissipation vs. Case Temperature
Junction Temperature (°C)
Case Temperature (°C)
Fig.7- Power Dissipation vs. Case Temperature
Fig.8- Thermal Shutdown Protection
Junction Temperature (°C)
Case Temperature (°C)
Rev. A/DX 2007-06-04
Page 9 of 12
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1A Positive Voltage Regulator
LM78xx
Typical Characteristics Curves (Continued)
Fig.9- Line Transient
Fig.10- Load Transient
(Conditions: IOUT=500mA, COUT=0.1µF)
(Conditions: VIN=10V, CIN=0.33µF, COUT=0.1µF)
Time (40µs/Div)
Time (100µs/Div)
Typical Application
Rev. A/DX 2007-06-04
Page 10 of 12
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1A Positive Voltage Regulator
LM78xx
Dimensions in mm (inches)
D-PACK
(TO-252)
TO-220
Rev. A/DX 2007-06-04
Page 11 of 12
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1A Positive Voltage Regulator
LM78xx
How to contact us:
US HEADQUARTERS
28040 WEST HARRISON PARKAWAY, VALENCIA, CA 91355-4162
Tel: (800) TAITRON (800) 824-8766 (661) 257-6060
Fax: (800) TAITFAX (800) 824-8329 (661) 257-6415
Email: taitron@taitroncomponents.com
Http://www.taitroncomponents.com
TAITRON COMPONENTS MEXICO, S.A .DE C.V.
BOULEVARD CENTRAL 5000 INTERIOR 5 PARQUE INDUSTRIAL ATITALAQUIA, HIDALGO C.P.
42970 MEXICO
Tel: +52-55-5560-1519
Fax: +52-55-5560-2190
TAITRON COMPONETS INCORPORATED E REPRESENTAÇÕES DO BRASIL LTDA
RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAÚDE - SÃO PAULO-SP 04035-001 BRAZIL
Tel: +55-11-5574-7949
Fax: +55-11-5572-0052
TAITRON COMPONETS INCORPORATED, SHANGHAI REPRESENTATIVE OFFICE
METROBANK PLAZA, 1160 WEST YAN’ AN ROAD, SUITE 1503, SHANGHAI, 200052, CHINA
Tel: +86-21-5424-9942
Fax: +86-21-5424-9931
Rev. A/DX 2007-06-04
Page 12 of 12
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