参数资料
型号: SC4624AMLTRT
厂商: Semtech
文件页数: 17/19页
文件大小: 0K
描述: IC REG BUCK ADJ 4A 20MLPQ
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.5 V ~ 5.5 V
输入电压: 2.3 V ~ 5.5 V
PWM 型: 电压模式
频率 - 开关: 200kHz ~ 2MHz
电流 - 输出: 4A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-MLPQ
包装: 标准包装
供应商设备封装: 20-MLPQ(4x4)
其它名称: SC4624AMLDKR
SC4624A
POWER MANAGEMENT
Operation 5 4
Application Information (Cont.)
5V IN , 1V OUT , 4A, all ceramic capacitors ( application circuit #1 )
3
2
1
5Vin
D
R5
10k
R6
10k
R2
10R
C6
C3
U1
1nF
1uF
7
VCC
VCC
12
R10
0R
6
PGOOD
AGND
13
9
SYNC/EN
FS
5
R 1 1
47.5k
C
C1
2.2pF
8
NC
SS
4
C7
47nF
R1
20k
C2
390pF
10
COMP
NC
20
C5
opt
1Vout@4A
C8
L1
1.8uH
11
16
FB
PH
ISET
PVIN
3
1
R3
30k
B
C4
22uF
270pF
R8
2.32k
R7
28.7k
17
18
19
PH
PH
NC
PVIN
PGND
PGND
2
15
14
C9
22uF
(2)
R12
R9
28.7k
SC4624A
MLB-160808-0600R-S2
C11
R4
VIN=5V; Vout=1V/4A
opt
opt
Switching Frequency=550kHz
L1: TOKO D104C(919AS-1R8N)
R12: Multilayer chip inductors; MLB-160808-0600R-S2
Note: (1,2) Option for stability
A
Input(C9)/Output Capacitors(C4): Panasonic ECJ33YBOJ226M(22uF/6.3V)
5
4
3
2
1
? 2008 Semtech Corp.
17
www.semtech.com
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