FSCQ1265RTYDTU Fairchild Semiconductor, FSCQ1265RTYDTU Datasheet - Page 21

• Manufacturer Part Number: FSCQ1265RTYDTU
• Description: IC SWIT PWM GREEN OVP HV TO220
• Manufacturer: Fairchild Semiconductor

Specifications of FSCQ1265RTYDTU

• Output Isolation: Isolated
• Frequency Range: 18 ~ 22kHz
• Voltage - Input: 9 ~ 20 V
• Voltage - Output: 650V
• Power (watts): 170W
• Operating Temperature: 25°C ~ 150°C
• Package / Case: TO-220-5 Full Pack (Formed Leads)
• On Resistance (max): 0.75 Ohms
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Maximum Power Dissipation: 50000 mW
• Mounting Style: Through Hole
• Supply Current: 6 mA
• Supply Voltage (max): 20 V
• Input Voltage: 20V
• No. Of Outputs: 1
• Power Dissipation Pd: 140W
• No. Of Pins: 5
• Operating Temperature Range: -25°C To +85°C
• Filter Terminals: Through Hole
• Input Voltage Primary Max: 20V
• Rohs Compliant: Yes
• Current Rating: 7A
• Frequency: 20kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FSCQ1265RTYDTU_NL; FSCQ1265RTYDTU_NL

FSCQ-Series Rev. 1.1.2
FSCQ0565RT Typical Application Circuit
Features
1. Schematic
High Efficiency (>83% at 90 Vac Input)
Wider Load Range through the Extended
Quasi-Resonant Operation
Low Standby Mode Power Consumption (<1W)
Low Component Count
Enhanced System Reliability Through Various
Protection Functions
Internal Soft-Start (20ms)
Application
BD101
275VAC
LF101
330nF
C101
C-TV
RT101
5D-9
100k
0.25W
R101
220 F
UF4007
C102
400V
D104
FUSE
250V
2.0A
ZD101
18V
1W
150k
0.25W
R102
Output Power
3
C103
10 F
50V
Vcc
2
FSCQ0565RT
GND
Drai n
IC101
1
59W
4
FB
SYNC
C106
47nF
50V
BEAD101
5
1.5k
R106
1W
1N4148
0.25W
D103
C104
10 F
R105
470
50V
0.25W
1.5k
R104
1N4937
3.9nF
C105
D102
50V
Input Voltage
1N4937
Universal Input
D101
(90–270 Vac)
21
0.25W
R103
5.1
OPTO101
FOD817A
Key Design Notes
680pF
1
C107
2.2nF
3
4
7
1kV
6
C301
ZD201
EER3540
24V output is designed to drop to around 8V in
standby mode
T1
13
17
10
11
12
18
14
15
16
KA431
Q201
0.25W
R201
1k
EGP20D
EGP20D
EGP20J
EGP20D
D204
D203
470pF
470pF
470pF
D202
470pF
D205
C210
C209
C208
C207
1kV
1kV
1kV
1kV
0.25W
R202
1k
C206
22nF
50V
Output Voltage (Max Current)
220k
0.25W
R205
0.25W
1000 F
1000 F
R203
39k
1000 F
100 F
C205
C203
C201
160V
C204
35V
35V
35V
0.25W
4.7k
R204
BEAD
L201
125V (0.3A)
12V (0.5A)
18V (0.3A)
24V (0.4A)
VR201
D201
30k
KSC945
Q202
C202
47 F
160V
0.25W
R208
ZD202
1k
0.5W
5.1V
0.25W
0.25W
5.1k
5.1k
R206
R207
www.fairchildsemi.com
SW201
18V, 0.3A
12V, 0.5A
125V, 0.3A
24V, 0.4A
Standby
Normal