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PDF 7809R Data sheet ( Hoja de datos )
| Número de pieza | 7809R | |
| Descripción | 3-terminal 1A positive voltage regulator | |
| Fabricantes | SEMTECH | |
| Logotipo |  |
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7809R
3-terminal 1 A positive voltage regulator
Features
• Output current up to 1 A
• Internal thermal overload protection
• Output transistor safe operating area protection
1. INPUT 2.GND 3.OUTPUT
Absolute Maximum Ratings (Ta = 25 OC)
Parameter
Input Voltage
Thermal Resistance Junction-Air
Operating Junction Temperature
Storage Temperature Range
Symbol
VI
RθJA
Tj
Tstg
Value
36
100
150
- 65 to + 150
Units
V
OC/W
OC
OC
Electrical Characteristics
(- 40 OC < TJ < 125 OC, IO = 1 A, VI = 15 V, unless otherwise specified)
Parameter
Symbol
Conditions
Output Voltage
TJ = 25 OC
VO
IO = 5 mA to 1 A, PO 15 W
VI = 11.5 V to 23 V
Line Regulation
Regline
TJ = 25 OC
VI = 11.5 V to 23 V
IO = 500 mA
Load Regulation
Regload
TJ = 25 OC
VI = 14 V
IO = 5 mA to 1 A
Quiescent Current
IQ VI = 15 V, IO = 0 A
IO = 500 mA, VI = 11.5 V to 23 V
Quiescent Current Change IQ TJ = 25 OC
IO = 5 mA to 1 A, TJ = 25 OC
Output Voltage
VO/T
Temperature Cofficient
(VO/VO )/T
Output Noise Voltage
VN f = 10 Hz to 100 KHz, TA = 25 OC
Ripple Rejection
Dropout Voltage
RR
VDrop
f = 120 Hz, VI = 11.5 V to 21.5 V
IO = 500 mA
IO = 1 A, VO = 1 %, TJ = 25 OC
Output Resistance
RO f = 1 KHz
Short Circuit Current
ISC VI = 35 V, TA = 25 OC
Peak Current
IPK VI = 15 V, TJ = 25 OC
Min. Typ. Max.
8.82 - 9.18
8.65 - 9.35
Unit
V
- - 90 mV
- - 100 mV
- - 6 mA
- - 0.8
mA
- - 0.5
- 0.72 - mV/OC
- 80 - ppm/OC
- 10 -
µV
- 61 -
dB
-2-
- 10 -
- 0.2 -
- 2.2 -
V
mΩ
A
A
SEMTECH ELECTRONICS LTD.
®
Dated：14/09/2016 Rev：02
1 page | ||
| Páginas | Total 2 Páginas | |
| PDF Descargar | [ Datasheet 7809R.PDF ] | |
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