ml4835 Microsemi Corporation, ml4835 Datasheet - Page 13

• Manufacturer Part Number: ml4835
• Description: Compact Fluorescent Electronic Dimming Ballast Controller
• Manufacturer: Microsemi Corporation

120V RMS
HOT
NEUTRAL
100pF
C29
T1
8.2nF
C17
F1
L2
3
4
82nF
C16
3.3nF
3.3nF
0.33
L1
C1
C2
R1
0.1A, 75V
33nF
R15, 681k
C4
D1
100µF
D1-D4: 1A, 600V
1.5nF
DIMMER INTERFACE ASSEMBLY
C1
C3
0.15µF
C18
D5
1A, 50V
D6
1A, 50V
8.06k
180
5k
R26
R8
R18
18V
100
D2
D3
D4
R2
10µF
C4
1.5nF
R17
4.3k
C19
1µF
D1
D2
C20
3.32k
3.32k
R7
R6
D10, 0.1A
C6
0.1µF
1.5µF
T1
0.1µF
75V
10
C22
C5
1
2
3
4
5
6
7
8
9
6
9
Figure12. Ballast for Architectural Dimming Applications
R4, 62k
D8, 1A, 600V
PVFB
PEAO
PIFB
PIFBO
LFB
LEAO
RSET
RT2
RT/CT
INTRPT
10
8
R19, 16.2k
R21, 51.1k
U1
Q1
360k
D14
0.1A
75V
D9, 0.1A
75V
820
1M
R22
D3
R23, 200k
R3
R5
100µF
ML4835
C7
PFC OUT
PW DET
A GND
P GND
C2
220pF
OUT A
OUT B
RX/CX
RAMP
V CC
REF
D11, 15V, 0.5W
220k
C21
15µF
R3
16.2k
Q1
4.5A, 500V
R4
20
19
18
17
16
15
14
13
12
11
1A, 600V
(ULTRA-
FAST)
D7
C3, 1nF
C24
470pF
0.1A
D18
75V
3
2
5
6
+
–
+
–
8
4
U2A
U2B
R25
100
C27
0.22µF
1
7
R6
432k
R7
432k
R8
5.76k
20k
4.3
R24
R9
C25
0.22µF
R2
1.5k
1
2
C8
47µF
C23
6.8µF
U1
R10
30
0.01µF
C9
1µF
6
7
C26
47µF
C5
5
4
3
2
1
8
10k
R16
D16, 0.1A, 75V
D17, 0.1A, 75V
R1
604
150
150
R11
R12
2.5A, 500V
2.5A, 500V
D13
5.6V, 0.5W
Q3
Q2
C15
1µF
VIOLET
GREY
0.33µF
C12
600V
600V
D15
D19
1A
R14
22.6k
1A
MANUAL DIMMER
0-10VDC
0.015µF
C14
1k
R13
C11
6800pF
D12
0.1A, 75V
6
7
T3
4
3
2
1
9
8
5
6
ML4835
1
10
C30
120pF
C28
120pF
T3
R
R
Y
Y
B
B
13