FSQ0765RQ Fairchild Semiconductor, FSQ0765RQ Datasheet - Page 6

• Manufacturer Part Number: FSQ0765RQ
• Description: The highly integrated FSBH series consists of an integrated current-mode Pulse Width Modulator (PWM) and an avalanche-rugged 700V SenseFET
• Manufacturer: Fairchild Semiconductor

FSQ0765RQ Rev. 1.0.1
© 2008 Fairchild Semiconductor Corporation
Electrical Characteristics
T
Note:
10. Propagation delay in the control IC.
Hysteresis
A
SENSEFET SECTION
CONTROL SECTION
BURST-MODE SECTION
Symbol
R
t
V
BV
V
= 25°C unless otherwise specified.
ON.MAX
V
V
C
t
V
DS(ON)
t
D
I
START
t
d(on)
d(off)
t
STOP
t
BURH
DSS
Δf
BURL
AVS
I
OSS
t
SW
S/S
AVS
t
f
FB
MIN
t
t
W
DSS
B
S
r
f
S
Drain Source Breakdown Voltage
Zero-Gate-Voltage Drain Current
Drain-Source On-State Resistance
Output Capacitance
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Maximum On Time
Blanking Time
Detection Time Window
Initial Switching Frequency
Switching Frequency Variation
AVS Triggering
Threshold
Switching Time Variance by AVS
Feedback Source Current
Minimum Duty Cycle
UVLO Threshold Voltage
Internal Soft-Start Time
Burst-Mode Voltages
(11)
Parameter
On Time
Feedback
Voltage
(11)
(11)
V
V
T
V
V
T
T
T
-25°C < T
at V
(AVS triggered when V
& t
Sync = 500kHz sine input
V
V
V
After turn-on
With free-running frequency
T
J
J
J
J
J
CC
DS
GS
DD
FB
FB
FB
AVS
= 25°C, I
= 25°C
= 25°C, V
= 25°C, V
= 25°C, t
6
IN
= 1.2V, t
= 0V
= 0V
= 520V, V
= 0V, I
= 0V, V
= 325V, I
= 240V
<spec.)
J
Condition
D
< 85°C
D
PD
DS
sync
sync
ON
= 100µA
DC
= 1.8A
D
GS
= 200ns
= 25V, f = 1MHz
= 6.5A
= 4.0µs
, Lm = 360μH
= 5V
= 0V
= 0V
AVS
(10)
>spec
Continued on the following page...
Min. Typ. Max. Unit
13.5
59.6
13.5
0.45
0.25
650
700
8.8
11
7
10.0
15.0
66.7
17.5
0.55
0.35
125
102
900
200
1.3
6.0
4.0
1.2
27
63
65
±5
12
8
www.fairchildsemi.com
1100
11.2
16.5
75.8
20.5
0.65
0.45
300
±10
1.6
13
0
9
kHz
mV
ms
µA
pF
µA
ns
ns
ns
ns
µs
µs
µs
µs
µs
%
%
Ω
V
V
V
V
V
V