参数资料
型号: FAN5340MPX
厂商: Fairchild Semiconductor
文件页数: 2/12页
文件大小: 0K
描述: IC LED DVR SYNC CC 8-MLP
标准包装: 3,000
恒定电流:
拓扑: PWM,升压(升压)
输出数: 1
内部驱动器:
类型 - 主要: 通用
频率: 1MHz ~ 1.4MHz
电源电压: 2.7 V ~ 4.8 V
输出电压: 6.2 V ~ 16 V
安装类型: 表面贴装
封装/外壳: 8-WDFN 裸露焊盘
供应商设备封装: 8-MLP(3x3)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
Block Diagrams
L1
VIN
CIN
Q1
Q2
D1
SW
GATE
DRIVE
VOUT
PGND
EN
BOOST
CONTROL
Q3
VLED
C OUT
2–4
LEDs
GND
FB
RSET
15 -
133 Ω
Figure 2.
Block Diagram
Table 1.
Recommended External Components
L
Component
L1
Description
22 μ H Nominal
Vendor
Murata
LQH3NPN220MGOK
Parameter
(1)
DCR (Series R)
Min.
Typ.
22
1100
Max.
Units
μ H
m Ω
C OUT
C IN
4.7 μ F X5R or Better
4.7 μ F X5R or Better
C
C
4.7
4.7
μ F
μ F
Note:
1. Minimum L (inductance) incorporates tolerance, temperature, and DC bias effects (L decreases with increasing current).
? 2010 Fairchild Semiconductor Corporation
FAN5340 ? Rev. 1.0.1
2
www.fairchildsemi.com
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