FSCQ FAIRCHILD [Fairchild Semiconductor], FSCQ Datasheet - Page 8

• Manufacturer Part Number: FSCQ
• Description: Green Mode Fairchild Power Switch (FPS)
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

FSCQ-SERIES
Electrical Characteristics
(Ta=25°C unless otherwise specified)
Note:
1. This parameter is the current flowing in the control IC.
2. These parameters indicate inductor current.
3. These parameters, although guaranteed, are tested only in EDS (wafer test) process.
8
Parameter
Sync SECTION
Sync Threshold in Normal QR (H)
Sync Threshold in Normal QR (L)
Sync Threshold in Extended QR (H)
Sync Threshold in Extended QR (L)
Extended QR Enable Frequency
Extended QR Disable Frequency
TOTAL DEVICE SECTION
Operating Supply Current
- In Normal Operation
- In Burst Mode (Non-switching)
Startup Current
Sustain Latch Current
CURRENT SENSE SECTION
Maximum Current Limit
Burst Peak Current
(3)
(2)
(1)
I
(Continued)
BUR(pk)
I
I
LIM
OP
Symbol
I
START
V
V
F
F
V
V
I
I
SYH
FSCQ0565RT
FSCQ0765RT
FSCQ0965RT
FSCQ1265RT
FSCQ1465RT
FSCQ1565RT
FSCQ1565RP
FSCQ0565RT
FSCQ0765RT
FSCQ0965RT
FSCQ1265RT
FSCQ1465RT
FSCQ1565RT
FSCQ1565RP
FSCQ0565RT
FSCQ0765RT
FSCQ0965RT
FSCQ1265RT
FSCQ1465RT
FSCQ1565RT
FSCQ1565RP
SH1
SH2
SYL
OB
SN
SL1
SL2
V
V
V
V
V
V
V
CC
CC
FB
FB
CC
CC
CC
= 18V, V
= 5V
= GND
= 18V, V
= V
= V
= 18V, V
Condition
START
STOP
FB
FB
FB
-0.1V
-0.1V
= Pulse
= 5V
= 5V
10.12 11.5 12.88
Min. Typ. Max. Unit
3.08
5.28
6.16
7.04
7.04
0.45 0.65 0.85
0.65
4.2
2.3
2.7
1.6
4.4
0.6
0.8
0.6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.25 0.50
4.6
2.6
3.0
1.8
3.5
6.0
8.0
0.9
0.9
1.2
0.9
90
45
25
50
4
4
6
6
7
7
7
5
7
8
1
1
3.92
6.72
7.84
8.96
8.96
1.15
100
5.0
2.9
3.3
2.0
5.6
1.2
1.6
1.2
50
6
6
8
8
9
9
9
-
-
-
-
kHz
kHz
mA
mA
uA
uA
V
V
V
V
A
A