- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄373328 > RT9271 Step-up DC/DC Converter PDF資料下載
參數(shù)資料
| 型號： | RT9271 |
| 英文描述： | Step-up DC/DC Converter |
| 中文描述： | 升壓型DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 386K |
| 代理商： | RT9271 |
Preliminary
RT9271
DS9271-01 July 2003
www.richtek.com
3
Fig. 4 RT9271 Drivers 4 Series WLEDs Application Circuit
Note : 1. D1 is Schottky diode (SS12).
2. D2 ~ D5 are the WLED (HT-S91CW-DT) of HARVATEK.
3. LX is the SH4018 series of ABC TAIWAN ELECTRONICS CORP.
Function Block Diagram
VCC
CE
GND
LX
FB
Dimming
Control
C1
1uF
C3
1uF
D1
SS12
LX
4.7uH
R2
12
Ω
OVP
D2
D5
D4
D3
Vin
2.8 to 6V
+
-
+
-
RAMP
GENERATOR
1.1MHz
OSCILLATOR
OVP
FB
R Q
S
V
REF
0.25V
SW
DRIVER
COMPARATOR
GND
M1
A1
A2
+
-
CE
CHIP
ENABLE
VCC
15V
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| RT93LC46 | 1.8V~6.0V|1K bit E2PROM |
| RT9641B | Triple Linear Regulator Controller Support ACPI Control Interface |
| RT9702 | Power Management/Switchers |
| RT9702A | Power Management/Switchers |
| RT9801A | Power Management/Voltage Dector |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| RT9271GB | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:White LED Step-Up Converter in Tiny Package |
| RT9271GE | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:White LED Step-Up Converter in Tiny Package |
| RT9271PB | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:White LED Step-Up Converter in Tiny Package |
| RT9271PE | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:White LED Step-Up Converter in Tiny Package |
| RT9272 | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:High Performance, Constant Current LED Driver for Dual Panel Mobile Phone |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。