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LM78XX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR
The Contek 78XX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 1 A.
DESCRIPTION
FEATURES
1
*Output current up to 1.5 A *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 1:Input 2:GND 3:Output
TO-220
TEST CIRCUIT
INPUT
1
R13 T10 R17 T8 R9 T9 Z2 T12 R19 R18 R11 T14 R12 R10
R14
T11
T13 T5 T6
OUTPUT
3
R8 R5
R15 Z1 T15
T4
R4 R6
T7 T3 T1 T2
R16
R1
R2
C1
R7
R3
GND
Contek
2
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
1
LM78XX
PARAMETER
Input voltage(for Vo=5~18V) (for Vo=24V) Output Current
LINEAR INTEGRATED CIRCUIT
SYMBOL
VI Io PD TOPR TSTG Internally -20 -55
ABSOLUTE MAXIMUM RATINGS
( Operating temperature range applies unless otherwise specified )
RATING
35 40 1 Limited +150 +150
UNIT
V V A W C C
Power Dissipation Operating Junction Temperature Range Storage Temperature Range
Contek LM7805 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
( VI=10V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
SYMBOL
Vo DVo DVo Iq DIq DIq VN DVo/DT RR IPK ISC Vd
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =7.5V to 20V, IO=5mA - 1.0A,PD<15W Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =7V to 25V,Tj=25 C VI =7.5V to 20V,Tj=25 C,Io=1A Tj=25 C, IO=<1A VI =7.5V to 20V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =8V - 18V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
4.8 4.75
TYP
5.0
MAX
5.2 5.25 50 25 50 50 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
62
40 -0.6 80 1.8 250 2.0
Contek LM7806 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Peak Output Current
( VI=11V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
SYMBOL
Vo DVo DVo Iq DIq DIq VN DVo/DT RR IPK
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =8.5V to 21V, 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
MIN
5.75 5.7
TYP
6.0
MAX
6.26.2 6.3 60 30 60 60 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A
Vo
59
45 -0.7 75 1.8
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
2
LM78XX
PARAMETER
Short-Circuit Current Dropout Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
ISC Vd
TEST CONDITIONS
VI=35V, Tj=25 C Tj=25 C
MIN
TYP
250 2.0
MAX
UNIT
mA V
Contek LM7808 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
( VI=14V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
SYMBOL
Vo DVo DVo Iq DIq DIq VN DVo/DT RR IPK ISC Vd
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =10.5V to 23V, IO=5mA - 1.0A, PD<15W Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =10.5V to 25V,Tj=25 C VI =10.5V to 23V,Tj=25 C,Io=1A Tj=25 C, IO=<1A VI =10.5V to 23V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =11.5V to 21.5V, f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
7.7 7.6
TYP
8.0
MAX
8.3 8.4 80 40 80 80 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
Vo
56
58 -0.9 72 1.8 250 2.0
Contek LM7809 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation
( VI=15V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
SYMBOL
Vo DVo DVo
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =11.5V to 24V, IO=5mA - 1.0A,PD<15W Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =11.5V to 25 V, Tj=25 C, PD<15W VI =11.5V to 24V,Tj=25 C, Io<=1A Tj=25 C, IO=<1A VI =11.5V to 24V IO=5mA 1.0A 10Hz<=f<=100kHz Io=5mA VI =12.5V to 22.5V, f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
8.65 8.6
TYP
9.00
MAX
9.35 9.4 90 45 90 90 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Vo
Iq DIq DIq VN DVo/DT RR IPK ISC Vd
56
58 -1.1 72 1.8 250 2.0
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
3
LM78XX
Contek LM7810 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo DVo DVo
( VI=16V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =12.5V to 25V, IO=5mA - 1.0A,PD<=15W Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =13V to 25V,Tj=25 C VI =13V to 25V, Tj=25 C,Io<=1A Tj=25 C, IO=<1A VI =12.6V to 25V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =13V - 23V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
9.6 9.5
TYP
10.0
MAX
10.4 10.5 100 50 100 100 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq DIq DIq VN DVo/DT RR IPK ISC Vd
56
58 -1.1 72 1.8 250 2.0
Contek LM7812 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation
( VI=19V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
SYMBOL
Vo DVo DVo
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =14.5V to 27V, IO=5mA - 1.0A,PD<15W Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =14.5V to 30V,Tj=25 C VI =14.6V to 27V,Tj=25 C, Io=1A Tj=25 C, IO=<1A VI =14.5V to 30V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =15V - 25V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
11.5 11.4
TYP
12.0
MAX
12.5 12.6 120 60 120 120 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq DIq DIq VN DVo/DT RR IPK ISC Vd
55
75 -1.5 72 1.8 250 2.0
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
4
LM78XX
PARAMETER
Output Voltage Load Regulation Line regulation
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo DVo DVo
Contek LM7815 ELECTRICAL CHARACTERISTICS
( VI=23V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =17.5V to 30V, IO=5mA - 1.0A,PD<15W Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =18.5V to 30V,Tj=25 C VI =17.7V to 30V, Tj=25 C, IO =1A Tj=25 C, IO=<1A VI =17.5V to 30V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =18.5V to 28.5V f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
14.4 14.25
TYP
15.0
MAX
15.6 15.75 150 75 150 150 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Vo
Iq DIq DIq VN DVo/DT RR IPK ISC Vd
54
90 -1.8 70 1.8 250 2.0
Contek LM7818 ELECTRICAL CHARACTERISTICS
PARAMETER
Output Voltage Load Regulation Line regulation
( VI=27V, Io=0.5A, Tj= 0 C - 125 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
SYMBOL
Vo DVo DVo
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =21V to 33V,I O=5mA - 1.0A Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =21V to 33V,Tj=25 C VI =21V to 33V, Tj=25 C, IO =<1A,PD<15W Tj=25 C, IO=<1A VI =21.5V to 33V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =22V - 32V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
17.3 17.1
TYP
18.0
MAX
18.7 18.9 180 90 180 180 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
Iq DIq DIq VN DVo/DT RR IPK ISC Vd
53
110 -2.2 69 1.8 250 2.0
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
5
LM78XX
PARAMETER
Output Voltage Load Regulation Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Temperature coefficient of Vo Ripple Rejection Peak Output Current Short-Circuit Current Dropout Voltage
LINEAR INTEGRATED CIRCUIT
SYMBOL
Vo DVo DVo Iq DIq DIq VN DVo/DT RR IPK ISC Vd
Contek LM7824 ELECTRICAL CHARACTERISTICS
( VI=33V, Io=0.5A, Tj= 0 C - 12 C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
TEST CONDITIONS
Tj=25 C, IO=5mA - 1.0A VI =27V to 38V,I O=5mA - 1.0A Tj=25 C,IO=5mA - 1.5A Tj=25 C,IO=0.25A - 0.75A VI =27V to 38V,Tj=25 C VI =27V to 38V,Tj=25 C,Io=1A Tj=25 C, IO=<1A VI =28V to 38V IO=5mA - 1.0A 10Hz<=f<=100kHz Io=5mA VI =28V - 38V,f=120Hz,Tj=25 C Tj=25 C VI=35V, Tj=25 C Tj=25 C
MIN
23.0 22.8
TYP
24.0
MAX
25.0 25.2 240 120 240 240 8.0 1.0 0.5
UNIT
V V mV mV mV mV mA mA mA mV mV/ C dB A mA V
50
170 -2.8 66 1.8 250 2.0
Note 1: 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 above represents pulse test conditions with junction temperatures specified at the initiation of test. Note 2: Power dissipation<0.5W
APPLICATION CIRCUIT
Vi 1 C1 0.33 mF
Contek LM78XX 2
3
Vo
C0 0.1 mF
Note 1: To specify an output voltage, substitute voltage value for " XX". Note 2: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators.
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
6

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