
FA531X series
3
Overcurrent limiting circuit section
Item
Symbol
Test condition
FA5310/11/16/17
FA5314/15
Unit
Min.
Typ.
Max.
Min.
Typ.
Max.
Input threshold voltage (Pin 3)
V
TH IS
I
IS
T
PD IS
0.21
0.24
0.27
–0.21 –0.17 –0.14 V
Overcurrent detection terminal source current
Pin 3=0V
–300
–200
–100
–240
–160
–80
μ
A
ns
Delay time
150
200
Latch-mode cutoff circuit section
Item
Symbol
I
SINK CS
V
TH CS
Test condition
Min.
Typ.
Max.
Unit
μ
A
V
CS terminal sink current
Pin 8=6V, Pin 2=1V
25
45
65
Cutoff threshold voltage (Pin 8)
6.5
7.0
7.5
Overload cutoff circuit section
Item
Symbol
V
TH FB
Test condition
Min.
Typ.
Max.
Unit
Cutoff-start voltage (Pin 2)
2.6
2.8
3.1
V
Undervoltage lockout circuit section
Item
Symbol
Test condition
FA5310/11
FA5314/15/16/17
Unit
Min.
Typ.
Max.
Min.
Typ.
Max.
OFF-to-ON threshold voltage
V
CC ON
V
CC OFF
15.5
16.0
16.5
14.8
15.5
16.2
V
ON-to-OFF threshold voltage
8.20
8.70
9.20
7.70
8.40
9.10
V
Overall device
Item
Symbol
I
CC ST
I
CC OP
I
CC OFF
I
CCL
Test condition
V
CC
=14V
Min.
Typ.
Max.
Unit
μ
A
mA
Standby current
90
150
Operating-state supply current
9
15
OFF-state supply current
1.1
1.8
mA
Cutoff-state supply current
1.1
1.8
mA
Output section
Item
Symbol
Test condition
Min.
Typ.
Max.
Unit
FA5310/11/14/15
I
O
=100mA
I
O
=–100mA
V
CC
=18V
No load
FA5316/17
I
O
=50mA
I
O
=–50mA
V
CC
=18V
No load
L-level output Voltage
V
OL
V
OH
1.30
1.80
V
H-level output Voltage
16.0
16.5
V
Rise time
tr
50
ns
Fall time
tf
No load
No load
50
ns
Output ON/OFF circuit section
Item
Symbol
I
source cs
V
TH ON
V
TH OFF
Test condition
Min.
Typ.
Max.
Unit
CS terminal source current
Pin 8=0V
CS terminal voltage OFF
→
ON
CS terminal voltage ON
→
OFF
–15
–10
–5
μ
A
V
OFF-to-ON threshold Voltage (Pin 8)
0.56
ON-to-OFF threshold Voltage (Pin 8)
0.42
V