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Número de pieza | AX1204 | |
Descripción | 1A Ultra Low Dropout Linear Regulator | |
Fabricantes | AXElite | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de AX1204 (archivo pdf) en la parte inferior de esta página. Total 7 Páginas | ||
No Preview Available ! AX1204
1A Ultra Low Dropout Linear Regulator
GENERAL DESCRIPTION
The AX1204 is a low-dropout voltage regulator suitable for various electronic
equipments. It provides constant voltage power source. The dropout voltage of AX1204 is
below 0.15 V in full rated current (1A). This regulator has various functions such as a peak
current protection, a thermal shut down, a short circuit protect.
The AX1204 is available in SOP-8L power package which features small size to
reduce the junction-to-case resistance, being applicable in 0.1~1.6W applications.
FEATURES
- Ultra Low Dropout - 0.15V(typical) at 1A Output Current
- Adjustable mode: 1.22V Reference Voltage
- Fixed mode:2.5V, 3.3V, 5V output voltage
- Operating voltage can be up to 12V.
- Current-Limit and Thermal Shutdown Protection
- Short circuit protection, Enable function.
- Built-in internal SW P-channel MOS
- SOP-8L Pb-Free Package.
BLOCK DIAGRAM
VCC
EN
10uA
Current
Limit
Enable
7V
Thermal
Shutdown
Error
-
Amp
+
Vref=1.22V
OUT
FB
GND
1/7
Axelite Confidential Materials, do not copy or distribute without written consent.
Rev.1.4 Jun.22, 2010
1 page AX1204
TYPICAL CHARACTERISTICS
Vcc vs. GND Current
2
1.7
1.4
1.1
0.8
0.5
3.1 4 6 8 10 12
Vcc (V)
Iout vs. FB Voltage
(Vcc=4V Vout=3.3V)
1.23
1.226
1.222
1.218
1.214
1.21
0 200 400 600 800 1000
Iout (mA)
Iout vs. Dropout Voltage
300
250
200
150 Vout=3.3V
100 Vout=5.0V
50
0
200
400 600 800
Iout (mA)
1000
Vcc vs. Shutdown Current
200
190
180
170
160
150
140
130
120
3.1
4 68
Vcc (V)
10 12
Iout vs. Vout
(Vcc=4V)
3.4
3.36
3.32
3.28
3.24
3.2
0
200 400 600 800 1000
Iout (mA)
Temperature vs. Current Limit
(Vcc=4V Vout=3.3V)
2
1.8
1.6
1.4
1.2
1
0.8
-40 -20 0 25 50 85 105 125
Temperature (℃)
5/7
Axelite Confidential Materials, do not copy or distribute without written consent.
Rev.1.4 Jun.22, 2010
5 Page |
Páginas | Total 7 Páginas | |
PDF Descargar | [ Datasheet AX1204.PDF ] |
Número de pieza | Descripción | Fabricantes |
AX1201 | 1A Ultra Low Dropout Linear Regulator | AXElite |
AX1202 | 2A Ultra Low Dropout Linear Regulator | Axelite |
AX1203 | 3A Ultra Low Dropout Linear Regulator | AXElite |
AX1204 | 1A Ultra Low Dropout Linear Regulator | AXElite |
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