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參數(shù)資料
| 型號： | ML4835 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Compact Fluorescent Electronic Dimming Ballast Controller(小型熒光管整流器控制器) |
| 中文描述： | 緊湊型熒光燈電子調(diào)光鎮(zhèn)流器控制器（小型熒光管整流器控制器） |
| 文件頁數(shù)： | 9/17頁 |
| 文件大?。?/td> | 214K |
| 代理商： | ML4835 |
ML4835
REV. 1.0 10/12/2000
9
CLOCK
C
T
V
TH
= 3.75V
V
TL
= 1.25V
t
DIS
t
CHG
INTERRUPT
R
X
/C
X
10
11
3.75/1.25V
+
–
1.25/1.0V
0.625
R
SET
V
CC
R
T2
REF
20
LEA_ENB
C
T
9
R
T2
R
T
–
+
8
+
R
T
/C
T
5.5mA
I
CHG
DURING PREHEAT
AFTER PREHEAT
LEA_ENB = HI
LEA_ENB = LOW
I
RSET
CHG=
2.5V
I
RSET
CHG=
5V
8K±25%
–
7.5V
I
RSET
CHG=
5V
8K±25%
–
LEAO
NOTE 1: R
SET
SHOULD BE SELECTED SUCH THAT AFTER PREHEAT WITH LEA_ENB "HI",
I
CHG
MUST BE < 0.
I
CHG
IS A UNI-DIRECTIONAL SOURCE CURRENT ONLY.
19
4.75/1.25V
–
+
7.5V
Figure 8. Oscillator Block Diagram and Timing
Figure 9. Typical V
CC
and I
CC
Waveforms when the ML4835 is Started with a Bleed Resistor from
the Rectified AC Line and Bootstrapped from an Auxiliary Winding.
VCCZ
V(ON)
V(OFF)
5.5mA
0.34mA
V
CC
I
CC
t
t
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| ML4836 | Compact Fluorescent Electronic Dimming Ballast Controller(小型熒光管整流器控制器) |
| ML4841 | Variable Feedforward PFC/PWM Controller Combo(前饋可變PFC/PWM控制器組合芯片) |
| ML4851 | Low Current, Voltage Boost Regulator(小電流升壓穩(wěn)壓器) |
| ML4854IT | Adjustable, Low-Current, 2-Cell Boost Regulator with Shutdown and Low Battery Detect |
| ML4854 | Adjustable, Low-Current, 2-Cell Boost Regulator with Shutdown and Low Battery Detect |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ML4835CP | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Compact Fluorescent Electronic Dimming Ballast Controller |
| ML4835CS | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Compact Fluorescent Electronic Dimming Ballast Controller |
| ML4836 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Compact Fluorescent Electronic Dimming Ballast Controller |
| ML4836CP | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Compact Fluorescent Electronic Dimming Ballast Controller |
| ML4836CS | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Compact Fluorescent Electronic Dimming Ballast Controller |
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