FSQ0565RQLDTU Fairchild Semiconductor, FSQ0565RQLDTU Datasheet - Page 3

• Manufacturer Part Number: FSQ0565RQLDTU
• Description: IC PWM/SENSEFET QRC TO-220F-6L
• Manufacturer: Fairchild Semiconductor
• Series: FPS™r

Specifications of FSQ0565RQLDTU

• Output Isolation: Isolated
• Frequency Range: 48kHz ~ 67kHz
• Voltage - Input: 9 V ~ 20 V
• Voltage - Output: 650V
• Power (watts): 80W
• Operating Temperature: -25°C ~ 85°C
• Package / Case: TO-220-6 Full Pack Formed Leads
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FSQ0565RS/RQ Rev. 1.0.3
© 2008 Fairchild Semiconductor Corporation
Block Diagrams
FB
FB
4
4
V
CC
V
V
V
V
V
V
OSP
OVP
V
SD
V
CC
OSP
OVP
SD
CC
I
delay
I
t
delay
ON
after SS
t
ON
after SS
V
< t
V
ref
< t
ref
OSP
I
FB
OSP
I
FB
0.35/0.55
0.35/0.55
V
LPF
V
LPF
Burst
Burst
3R
3R
Figure 3. Internal Block Diagram of FSQ0565RQ
Figure 2. Internal Block Diagram of FSQ0565RS
R
R
LPF
Sync
LPF
Sync
Soft-
Start
5
Soft-
Start
5
TSD
TSD
AVS
AVS
PWM
PWM
V
V
CC
CC
good
good
250ns
LEB
250ns
OSC
LEB
OSC
3
S
R
S
R
S
R
Q
Q
S
R
Q
Q
Q
Q
Q
Q
V
6
V
str
6
str
V
V
ref
ref
V
V
CC
AOCP
CC
AOCP
good
good
driver
Gate
driver
Gate
(1.1V)
V
V
(1.1V)
8V/12V
V
OCP
V
3
CC
8V/12V
OCP
3
FSQ0565RS Rev.00
CC
FSQ0565RQ Rev.00
Drain
Drain
1
1
www.fairchildsemi.com
2
2
GND
GND