FAN7685/FAN7686/FAN7687
5
Electrical Characteristics(V
CC
= 5V, Ta=25°C, unless otherwise specified)
* : These parameters although guaranteed over the recommended operating conditions, are not 100% tested in production.
Over Voltage Protection, Under Voltage Protection and FPO
Parameter Test Condition Min. Typ. Max. Unit
Over Voltage Threshold
VS33
3.9 4.1 4.3
V
FAN7687A
3.77 4.06
VS5
5.8 6.1 6.4
FAN7687A
5.71 6.16
VS12,
VCC12
13.3 13.8 14.3
FAN7687A
(VS12)
13.71 14.79
FAN7687A
(VCC12)
13.42 14.5
Under Voltage Threshold
VS33
2.55 2.69 2.83
V
FAN7687A
2.88 3.02
VS5
4.1 4.3 4.5
FAN7687A
4.37 4.58
VS12,
VCC12
8.8 9.3 9.8
FAN7687A
(VS12)
10.5 11.0
FAN7687A
(VCC12)
10.21 10.71
Ratio of Current Sense Sink Current to
Current Sense Setting Pin(RI) Source
Current
Iref
Resistor at RI=30kΩ,
0.1% Resistor
7.688.4
Offset Voltage of OCP Comparator V
offset
V
PSON
=0V -5 - 5 mV
Leakage Current(FPO
)I
LKGI
V
FPO
= 5V - - 5 uA
Low Level Output Voltage(FPO
)V
OLI
I
FPO
=10mA - - 0.3
V
I
FPO
=30mA - - 0.7
PGI and PGO
Input Threshold Voltage(PGI) V
PGI
1.16 1.20 1.24 V
Leakage Current(PGO) I
LKG2
V
PGO
= 5V - - 5 uA
Low Level Output Voltage(PGO) V
OL2
I
PGO
=10mA - - 0.4 V
PSON
Control
Input Pull-up Current I
PSON
V
PSON
= 0V - 150 - uA
High-Level Input Voltage V
IHPS
2.4 - - V
Low-Level Input Voltage V
ILPS
--1.2V
Total Device
Supply Current I
CC
V
PSON
= 5V - - 1 mA
Switching Characteristics
Debounce Time(PSON
)
t
b1
25 38 51
ms
Noise Debounce Time
t
b2*
50 73 100 us
PGO Delay Time(PGI to PGO)
t
d1
200 300 410 ms
Internal UVP Delay Time
t
d2
FPO goes low and
every time PGI > 1.2
51 75 102 ms
t
d4*
FPO goes low and
everytime PGI<1.2
200 300 410 ms
PSON
off to FPO Delay Time t
d3
t
b1
+1.6 t
b1
+2.3 t
b1
+3.2 ms
