FA551x ETC, FA551x Datasheet - Page 4

• Manufacturer Part Number: FA551x
• Description: CMOS IC For Switching Power Supply Control
• Manufacturer: ETC

FA551X
Latch-mode cutoff circuit section (CS pin)
Item
Sink current (CS pin)
Cutoff threshold voltage (CS pin)
Hysteresis voltage
Overload cutoff circuit section (FB pin)
Item
Overload threshold voltage (FB pin)
Overvoltage cutoff circuit section (VCC pin)
Item
Overvoltage threshold voltage (VCC pin)
Cutoff operating supply current (VCC pin)
Charge current (CS pin)
Undervoltage lockout circuit section (VCC pin)
Item
OFF-to-ON threshold voltage
ON-to-OFF threshold voltage
Hysteresis voltage
Output circuit section (OUT pin)
Item
Low output voltage
High output voltage
Rise time
Fall time
Supply current (VCC pin)
Item
Stand-by current
Startup current
Operating-state supply current
OFF-state supply current
Latch mode supply current
4
Symbol
I
I
I
I
I
CCSTB
CCST
CCOP
CCOF
CCL
Symbol
I
V
V
V
Symbol
V
Symbol
V
I
I
Symbol
V
V
V
Symbol
V
V
tr
tf
SICS
VCC
S0CS2
TH CSF
TH CSN
THHIS
TH FB
TH VCC
CC ON
CC OFF
HYS
OL
OH
Test condition
V
V
No load
V
V
CC
CC
CC
CC
=14V
=OFF-to-ON threshold voltage
=17V, CS=0V
=10V
Test condition
V
ON OFF, Tj=25˚C
OFF ON, Tj=25˚C
Test condition
Test condition
Tj=25˚C
Tj=25˚C, V
V
Test condition
Tj=25˚C
Tj=25˚C
Tj=25˚C
Test condition
I
I
C
C
OL
OH
CS
CS
L
L
=1nF
=1nF
=100mA
=–100mA, V
=6.5V, V
=6.5V
CC
FB
=V
=1V, Tj=25˚C
CC
THVCC
=18V
Min.
18
8.0
7.4
Min.
3.2
Min.
30
–1.4
Min.
15.5
8.5
6.8
Min.
15
Min.
Typ.
30
8.5
7.9
0.6
Typ.
3.5
Typ.
31.8
14
–0.95
Typ.
16.5
9.0
7.5
Typ.
0.7
16.5
40
25
Typ.
12
1.5
80
45
Max.
45
9.0
8.4
Max.
3.8
Max.
34
–0.5
Max.
17.5
10.0
8.2
Max.
1.5
Max.
2
30
2.5
200
80
Unit
µA
V
V
V
Unit
V
Unit
V
mA
mA
Unit
V
V
V
Unit
V
V
ns
ns
Unit
µA
µA
mA
µA
µA