參數(shù)資料
型號: ZA3020
廠商: Electronic Theatre Controls, Inc.
英文描述: 2A STEP DOWN PWM SWITCH MODE DC DC REGULATORS
中文描述: 第2A降壓PWM開關(guān)模式DC DC穩(wěn)壓器
文件頁數(shù): 7/10頁
文件大?。?/td> 134K
代理商: ZA3020
Figure 3:
ZA3020
with Murata 22μF / 10V Ceramic Output
IN
BS
SW
FB
COMP
GND
EN
SYNC
L1
15
μ
H
D1
R2
10.5K
R1
10K
C2
22
μ
F/10V
Ceramic
C3
22
nF
R3
10K
INPUT
4.75 to 25V
C1
10
μ
F/35V
OPEN
NOT USED
C5
10nF
OUTPUT
2.5V/3A
ZA3020
C6
100pF
Figure 4:
ZA3020
with Panasonic 47
μ
F / 6.3V Special Polymer Output Capacitor
IN
BS
SW
FB
COMP
GND
EN
SYNC
L1
15
μ
H
D1
R2
10.5K
R1
10K
C2
47
μ
F/6.3V
Panasonic SP
C3
22
nF
R3
4.99K
INPUT
4.75 to 25V
C1
10
μ
F/50V
OPEN
NOT USED
C5
10nF
OUTPUT
2.5V/3A
ZA3020
C6
100pF
Note 1: For V
OUT
<2.5V R3 = 4.7K
ZA3020
2A Step-Down, PWM, Switch-Mode
DC-DC Regulators
ZA3020 Rev. 3.
5
2003-04-
22
www.vimicro.com
7
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