?
Electrical Specifications ( Continued )
Unless otherwise specified: -40 ? C < T J < 125 ? C, VC =10.5V, VR open, C Vc = 1uF, C GATE_PGND = 1nF,
SGND=PGND=0V
Parameter
Symbol
Min
Typ
Max
Units
Conditions
DIFFERENTIAL AMPLIFIER AND COMPARATORS (Continued)
Gate Enable Threshold
Reverse Comparator Threshold
Reverse Comparator Hysteresis
Reverse Fault to Gate Turn-off
Response Time
Forward Comparator Threshold
Forward Comparator Hysteresis
V RVS-EN
V RVS-TH
V RVS-HY
t RVS
V FWD-TH
V FWD-HY
+1
-11
10
250
15
+6
-6
12
80
275
25
+11
-2
14
150
300
35
mV
mV
mV
ns
mV
mV
V SN = 10.5V @ 25°C
V SN = 10.5V @ 25°C
V SN = 10.5V @ 25°C
V SP-SN = +50mV to -50mV
step to 90% of V G max
V SN = 10.5V @ 25°C
V SN = 10.5V @ 25°C
GATE DRIVER
Gate Source Current
Pull Down Peak Current to PGND (1)
Pull-down Gate Resistance to
PGND (1)
AC Gate Pull-down Voltage to
PGND (1)
DC Gate Pull-down Voltage
I G-SC
I G-PGND
R G-PGND
V G-PGND
V G-SGND
1.5
-20
4.0
0.3
0.8
-15
0.2
1.2
μA
A
?
V
V
V G =V G-Hi – 1V, I VC =3mA
V G-PGND = 1.5V @ 25 ? C
I G =100mA, in reverse fault
Gate Drive Voltage to VC
Gate Fall Time
Gate Voltage
V G-Hi
t G-F
V G-UVLO
7.0
8.0
8.0
9.0
10
0.7
0.7
11
11
25
1
1
V
V
ns
V
V
I G =- 20μA, I VC =3mA
I G =- 2μA, I VC =3mA
90% to 10% of V G max.
I G =10μA, SP= SN=open
VC = 4.5V
I G =10μA, SP=0V; VC=0V
5.5V ≤ SN ≤ 80V
GATE DRIVER (VR pin connected to Vin, VC pin to bypass capacitor Figure 1)
Gate Drive Voltage to VR
V G-Hi
4.5
5.0
7.0
8.0
9.5
9.5
V
V
I G =- 20μA, 10V VR
I G =-2 μA, 10V VR
14V
14V
Fault Status: FT
Fault Output Low Voltage
Fault Output High Source Current
V FT
I FT
-1
0.2
0.5
V
μA
I FT =1.5mA, VC > 4.5V
V FT =14V, V SP-SN > +6mV
Fault Delay time
T FT-DLY
4
8
16
μs
V SP-SN = ± 50mV step to
90% of V GST max
Note 1 : These parameters are not production tested but are guaranteed by design, characterization, and
correlation with statistical process control.
Note 2: Current sourced by a pin is reported with a negative sign.
Note 3: Refer to the VC Bias section in the Application Information for details on the VC requirement to meet the
MOSFET V GS requirement.
Picor Corporation ? picorpower.com
PI2007
Rev 1.3
Page 4 of 19
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