ML4877CR View Datasheet(PDF) - Micro Linear Corporation
Part Name
Description
Manufacturer
ML4877CR Datasheet PDF : 11 Pages
| |||
ML4877
J1
GND 1
VDD 2
DIMMING 3
F1 4A
C24
220µF
C20
0.1µF
Q4
IRF7416
C22
220µF
R15
R18
1kΩ
200Ω
C23
1nF
C21
1nF
R14
Q6
1kΩ 2N3904
R13
10kΩ Q5
2N3904
R17
20Ω
Q7
2N3904
R16
20Ω
Q8
2N3906
L1
22µH
CR6
SK34MSCT
J2
3 T1 1
C2
68pF 1kV
1
2
4, 10
C1
9
0.22µF
C3
5
68pF 1kV
8
C4
68pF 1kV
C5
12
68pF 1kV
3
4
5
6
7
8
9
MKS-10
10
63V
11
R5
30kΩ
Q1
IRLR2905
CR5
R6
7.5kΩ
R11
0.2Ω
1W
Q2
J3
IRLR2905
C6
1
68pF 1kV
2
R12
0.2Ω
1W
C7
68pF 1kV
C8
68pF 1kV
C9
68pF 1kV
3
4
5
6
7
8
9
10
11
R7
10kΩ
C19
4.7nF
R8
91kΩ
C18 C13
1nF 1µF
C17
4.7nF
1
2
3
4
5
6
7
8
9
10
LEA+
B OFF
AZR
B ON
SS CAP
GND
RT ML4877 PGND
VREF
L GATE 2
L ILIM
ON/OFF
LEA– U2 L GATE 1
LEA OUT
VDD
CT
HVDD
L RTD B SYNC OUT
20
19
18
17
16
15
14
13
12
11
R4
6.2kΩ
C16
47pF
R3
10kΩ
R9
143kΩ
C14 C12
1µF 1µF
CR1
5.1V
J1
1
2
J2
1
2
R2
R6
10kΩ
390kΩ
2–
1
3 + U1B
CR2
1N4148
5
8
+
6
U1A
–
7
C11
4
1µF
C15
CR4
Q3
C10 1µF
1N4148
2N3906
0.033µF
R1
10kΩ
CR3
1N4148
R10
10kΩ
PWM Control
Figure 5. 30W Backlight CCFL Inverter with PWM Dimming
9
Share Link: 