FSCQ1265RTYDTU Fairchild Semiconductor, FSCQ1265RTYDTU Datasheet - Page 3

• 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
Internal Block Diagram
V
FB
4
Vovp
I
V
delay
V
V
Sync
Burst
SD
CC
Soft Start
I
BFB
Normal Operation
Vref
Threshold
Vref
Figure 2. Functional Block Diagram of FSCQ-Series
Sync
Burst Mode
5
4.6V/2.6V: Normal QR
3.0V/1.8V: Extended QR
Controller
I
FB
2.5R
+
-
Burst Switching
(V
V
R
CC
CC
good
Vref
= 9V)
I
B
Quasi-Resonant
(QR) Switching
Controller
OSC
PWM
S
R
3
Q
Q
600ns
LEB
S
R
Q
Q
fs
Auxiliary
Operation
Q
Q
Vref
Normal
V
R
S
CC
good
Power Off Reset (V
+
-
AOCP
Vcc
3
Driver
Gate
TSD
9V/15V
Main Bias
Internal
Bias
CC
Vocp
= 6V)
Drain
www.fairchildsemi.com
1
2
GN
D