Grundig 32 GFB 5622 - Page 55

GRUNDIG Service Chassis CN
2 - 15
ILED: 328mA (ADIM: Rtop: 200k, Rbot: 18k, RSENSE:1.2R)
ILED: 203mA (ADIM: Rtop: 200k, Rbot: 18k//27k, RSENSE: 1.2R
)
OVP: 85V (Rtop: 136k, Rbot: 10k//10k)
UVLO: (ON: 10.4V, OFF: 9.8V, RTOP: 75k, RBOT: 10k)
CS: Offset: 365mV, Sense: 135mV (Rsense:0.13R//0.04R)
3
1 2
BAT54C
D2505
47K
R2514
TP83
TP87
15V
D2506
1K
F
R2520
VCC
1
DRV
2
GND
3
CS
4
REF
5
FAULT
6
RT
7
SENSE
8
DRAIN
9
DRAIN
10
ENA
12
OVP
13
CMP
14
ADIM
15
BDIM
16
FAN73402MXIC2500
15V
D2507
1NF
50V
C2517
1UF
50V
C2515
1UF
50V
C2514
1NF
50V
C2520
VREF_1
VREF_1
100KR2524
100PF
50V
C2521
10K
R2527
OVP
1UF
50V
C2518
100NF
50V
C2513
TP80
TP81
TP85
TP82
TP78
TP72
TP74
TP91
TP94
TP93
TP92
TP88
TP77
TP79
LED+
150K
R2522
DIM
150K
R2523
0.13R
1W
R2525
LED-
12.5V_FL
1UF
50V
C2502
L2500
B2100-13-F
100V
D2503
B2100-13-F
100V
D2502
100V
D2500
2.2NF
50V
C2501
2.2NF
50V
C2500
TP71
TP69
TP70
L2502
47UF
100V
+
C2507
47UF
100V
+
C2508
TP73
47UF
100V
+
C2509
P1
1
P2
2
P3
3
S2500
TP97
TP95
TP96
TP98
3 2
4 1
L2505
L2504
L2507
3
4
2
1
L2506
LED+
LED-
12.5V
ADPT_DETECT
TP84
OVP
18K
R2518
0R
R2516
T2503
2N7002LT1G
100K
R2511
100K
R2512
10K
R2507
10K
R2508
68K
R2501
68K
R2503
J2500
J2502
J2503
J2504
3
1
2
MBRD10200CT-13
200V
D2508
12.5V
BL
3
1
2
BAT54C
D2509
B_EN
B_EN
TP86
47R
R2509
47R
R2513
75K
R2530
100V
D2501
J2506
30K
F
R2528
22K
F
R2529
VREF_1
100NF
50V
C2506
0R
R2502
J2501
2.2NF
50V
C2510
2.2NF
50V
C2511
27K
R2517
TP75
+
470UF
25V
C2503
+
470UF
25V
C2504
100R
R2500
100R
R2519
0.04R
F
R2521
0R
R2506
15K
R2505
R2504
PTC 0,32A 30V
10NF
C2505
1.2R
R2526
56K
R2531
1
3 4
T2501
FDD86102LZ
1
32
43 1 6
L2503
LC-20-0013
L2501 (a) L2501 (b)
TP76
VREF_1
22NF
50V
C2516
1K
F
R2515
10K
R2510
1
3
2
22UF 10V
C2512
J2505
J2507
J2508
J2509
J2512
J2511
J2510
TP89
TP90
T2500
2N7002LT1G
4
5
Netzteil / Power Supply ZNV194-03
IR-/LED-Platte / Board ZGY192-01
Ansicht von der Bestückungsseite / View of Component Side
GND
1
GND/NC
2
VS
3
OUT
4
IR1
TSOP36438
D1
10UF
C1
GND
LED_B
VCC
IR_OUT
10NFC2
150R
R1
150R
R2
P1
1
P2
2
P3
3
P4
4
GND
6
GND
5
CN1
4
5
20µs Delay
1µs
Delay
0.3~3V
Slope
Comp.
FAN73402
+
–
+
-
R
S
Q
Gate
Driver
CMP
CMP:
ADIM
DRV
GND
CS
BDIM
TSD
16 Steps
Int. Soft-Start
1/4
gm
OCP
+
-
VCC
5V, max. 3mA
UVLO 9V
Voltage Ref.
& Int. Bias
Hys. 1.0V
-
+
Current
Sense
Drain
SEN
PWM
PWM
Current
Sense
3V
OVP
+
-
OVP
100mV
ADIM*4
1.4~4V
BDIM
OLPi
+
-
0.2V
PWM
PWM
REF
CLK+LEB
45µA
-
+
0.5V
5k
Switch Off
-
+
Burst
Operation
100mV
0.5V
4V
3msat 200kHz
POR
640µs/200kHz
Auto-Restart
S
R
Q
Dim off
Dim off
RTOscillator
OLPi
ENA
-
+
1.22V
40.96ms
at 200kHz
Debounce
Time
OLP
OLP
FAUL
T
Hys. 70mV
End of Soft-Start