FSQ0765RQ Datasheet, PDF (7/19 Pages) Fairchild Semiconductor – Green-Mode Fairchild Power Switch

Electrical Characteristics (Continued)
T_A = 25°C unless otherwise specified.
Symbol
Parameter
Condition
Min. Typ. Max. Unit
PROTECTION SECTION
I_LIMIT
V_SD
I_DELAY
t_LEB
t_OSP
V_OSP
t_{OSP_FB}
T_SD
Hys
Peak Current Limit
Shutdown Feedback Voltage
Shutdown Delay Current
Leading-Edge Blanking Time⁽¹¹⁾
T_J = 25°C, di/dt = 460mA/µs
V_CC = 15V
V_FB = 5V
3.08 3.50 3.92 A
5.5 6.0 6.5 V
4
5
6 µA
250
ns
Threshold Time
T_J = 25°C
1.2 1.4 µs
Output Short Threshold Feedback
Protection⁽¹¹⁾ Voltage
OSP triggered when t_ON<t_OSP ,
V_FB>V_OSP & lasts longer than
1.8
2.0
V
Feedback Blanking Time ^tOSP_FB
2.0 2.5 3.0 µs
Thermal
Shutdown Temperature
Shutdown⁽¹¹⁾ _Hysteresis
125 140 155
°C
60
SYNC SECTION
V_SH1
V_SL1
t_sync
V_SH2
V_SL2
Sync Threshold Voltage 1
Sync Delay Time^(11)(12)
Sync Threshold Voltage 2
V_CLAMP Low Clamp Voltage
V_OVP
t_OVP
Over-Voltage ^{Threshold Voltage}
Protection _{Blanking Time}⁽¹¹⁾
TOTAL DEVICE SECTION
V_CC = 15V, V_FB = 2V
V_CC = 15V, V_FB = 2V
I_{SYNC_MAX} = 800µA
I_{SYNC_MIN} = 50µA
V_CC = 15V, V_FB=2V
1.0 1.2 1.4
V
0.8 1.0 1.2
230
ns
4.3 4.7 5.1
V
4.0 4.4 4.8
0.0 0.4 0.8 V
7.4 8.0 8.6 V
1.0 1.7 2.4 µs
I_OP
Operating Supply Current
(Control Part Only)
V_CC = 13V, V_FB=0V
1
3
5 mA
I_START
I_CH
V_STR
Start Current
Startup Charging Current
Minimum V_STR Supply Voltage
V_CC = 10V
(before V_CC reaches V_START)
350 450 550 µA
V_CC = 0V, V_STR = minimum 50V 0.65 0.85 1.00 mA
26
V
Notes:
11. Guaranteed by design, but not tested in production.
12. Includes gate turn-on time.
© 2008 Fairchild Semiconductor Corporation
FSQ0765RQ Rev. 1.0.1
7
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