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參數(shù)資料
| 型號： | ML4832 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Electronic Dimming Ballast Controller(電子調(diào)光整流器控制器) |
| 中文描述： | 電子調(diào)光鎮(zhèn)流器控制器（電子調(diào)光整流器控制器） |
| 文件頁數(shù)： | 2/15頁 |
| 文件大?。?/td> | 151K |
| 代理商： | ML4832 |
ML4832
2
REV. 1.0 10/12/2000
PIN CONFIGURATION
PIN# NAME
FUNCTION
PIN#
NAME
FUNCTION
1
EA OUT
PFC error amplifier output and
compensation node
2
IA OUT
Output and compensation node of the
PFC average current transconductance
amplifier
3
I
SINE
PFC gain modulator input
4
IA+
Non-inverting input of the PFC average
current transconductance amplifier
and peak current sense point of the
PFC cycle by cycle current limit
comparator
5
LAMP FB
Inverting input of an error amplifier
used to sense (and regulate) lamp arc
current. Also the input node for
dimming control.
6
LFB OUT
Output from the lamp current error
transconductance amplifier used for
lamp current loop compensation
7
R
SET
External resistor which sets oscillator
F
MAX
, and R
X
/C
X
charging current
8
R
T
/C
T
Oscillator timing components
PIN DESCRIPTION
9
INTERRUPT
Input used for lamp-out detection
and restart. A voltage greater than
7.5 volts resets the chip and
causes a restart after a
programmable interval.
10
R
X
/C
X
Sets the timing for the preheat,
dimming lockout, and interrupt
11
GND
Ground
12
P GND
Power ground for the IC
13
OUT B
Ballast MOSFET drive output
14
OUT A
Ballast MOSFET drive output
15
PFC OUT
Power Factor MOSFET drive
output
16
V
CC
Positive supply for the IC
17
V
REF
Buffered output for the 7.5V
voltage reference
18
EA–/OVP
Inverting input to PFC error
amplifier and OVP comparator
input
EA OUT
IA OUT
I
SINE
IA+
LAMP FB
LFB OUT
R
SET
R
T
/C
T
INTERRUPT
EA–/OVP
V
REF
V
CC
PFC OUT
OUT A
OUT B
P GND
GND
R
X
/C
X
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
TOP VIEW
ML4832
18-Pin DIP (P18)
EA–/OVP
V
REF
V
CC
PFC OUT
OUT A
OUT B
P GND
GND
R
X
/C
X
EA OUT
IA OUT
I
SINE
IA+
LAMP FB
LFB OUT
R
SET
R
T
/C
T
INTERRUPT
18
17
16
15
14
13
12
11
10
1
2
3
4
5
6
7
8
9
TOP VIEW
ML4832
18-Pin SOIC (S18)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ML4832CP | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Fairchild Semiconductor Corporation 功能描述: |
| ML4832CS | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Electronic Dimming Ballast Controller |
| ML4833 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:帶功率因數(shù)校正的調(diào)光電子鎮(zhèn)流器控制器ML4833 |
| ML4833CP | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Electronic Dimming Ballast Controller |
| ML4833CS | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Electronic Dimming Ballast Controller |
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