APL1117-18FC-TR ANPEC [Anpec Electronics Coropration], APL1117-18FC-TR Datasheet - Page 5

• Manufacturer Part Number: APL1117-18FC-TR
• Description: 1A Low Dropout Fast Response Positive Adjustable Regulator and Fixed 1.8V, 2.5V, 2.85V and 3.3V
• Manufacturer: ANPEC [Anpec Electronics Coropration]

APL1117
Application Circuits
Copyright
Rev. B.8 - Jun., 2003
TTL
V
V
IN
IN
1.25V to 10.7V Adjustable Regulator
* Needed if device is far from filter capacitors
+
+
5V Regulator with Shutdown
ANPEC Electronics Corp.
V
C
O UT
1k
IN
1*
F
F
APL1117
= 1.250V X
ADJ
IN
1k
APL1117
OUT
ADJ
R2
1k
OUT
121
R1
R1 + R2
R1
121
365
1%
1%
+
+
C
V
2
5V
F
OUT1
F
5
* C1 improves ripple rejection.
X
equal to R1 at ripple frequency
V
C
IN
should be approximately
F
+
IN
Improving Ripple Rejection
APL1117
ADJ
OUT
365
1%
R2
121
R1
1%
+
www.anpec.com.tw
C1
F
150 F
V
OUT