Electronic component search and free download site. Transistors,MosFET ,Diode,Integrated circuits
English
한국어
日本語
русский
简体中文
español
零件编号
产品描述 (功能)
AP1520S 查看數據表(PDF) - Diodes Incorporated.
零件编号
产品描述 (功能)
生产厂家
AP1520S
PWM CONTROL 2A STEP-DOWN CONVERTER
Diodes Incorporated.
AP1520S Datasheet PDF : 8 Pages
1
2
3
4
5
6
7
8
Typical Application Circuit
AP1520
PWM CONTROL 2A STEP-DOWN CONVERTER
V
IN
V
cc
Output
R
OCSET
C
OCSET
3K
Option
AP1520
C
IN
OCSET
FB
680uF
EN
V
SS
CVcc
R
EN
100K
0.1uF
C
EN
0.1uF
L1
22uH
C
C
Optional
D1*
V
OUT
R
A
6.8K
+
+
C
-
0.1uF
-
R
B
1.3K
C
OUT
470uF
Note: V
OUT
= V
FB
x (1+R
A
/R
B
)
R
B
=0.7K~5K ohm
V
OUT
L1 Value
V
IN
= 12V, I
MAX
= 2A
2.5V
3.3V
22uH
27uH
*D1 = Diodes Inc. part number DFLS230L or SBR3U30P1.
Typical Performance Characteristics
5V
33uH
AP1520 Vin vs. Frequency
(Vout=3.3V; Iout=0.2A)
350
345
340
335
330
325
320
315
310
3.6 4 6 8 10 12 14 16 18
Vin (V)
AP1520 Vin vs. FB
(Vout=3.3V; Iout=0.2A)
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
0.75
0.74
3.6 4 6 8 10 12 14 16 18
Vin (V)
AP1520 Rev. 1
4 of 8
www.diodes.com
JANUARY 2007
©
Diodes Incorporated
Share Link:
datasheetq.com [
Privacy Policy
]
[
Request Datasheet
] [
Contact Us
]