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KA5S1265-TU Fiches technique(PDF) 8 Page - Fairchild Semiconductor

No de pièce KA5S1265-TU
Description  Fairchild Power Switch(FPS)
Download  20 Pages
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Fabricant  FAIRCHILD [Fairchild Semiconductor]
Site Internet  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

KA5S1265-TU Fiches technique(HTML) 8 Page - Fairchild Semiconductor

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KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265
8
Electrical Characteristics (CONTROL Part)
(VCC=16V, Tamb = 25
°C unless otherwise specified)
Note:
1. These parameters is the Current Flowing in the Control IC.
2. These parameters, although guaranteed, are not 100% tested in production
3. These parameters, although guaranteed, are tested in EDS(wafer test) process
4. These parameters are indicated Inductor Current.
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
UVLO SECTION
Start Threshold Voltage
VSTART
VFB=GND
14
15
16
V
StopThreshold Voltage
VSTOP
VFB=GND
8
9
10
V
OSCILLATOR SECTION
Initial Frequency
FOSC
-18
20
22
kHz
Voltage Stability
FSTABLE
12V
≤ VCC ≤ 23V
0
1
3%
Temperature Stability (Note2)
∆FOSC
-25
°C ≤ Τa≤ 85°C0
±5
±10
%
Maximum Duty Cycle
DMAX
-92
95
98
%
Minimum Duty Cycle
DMIN
--
-
0
%
FEEDBACK SECTION
Feedback Source Current
IFB
VFB=GND
0.7
0.9
1.1
mA
Shutdown Feedback Voltage
VSD
VFB
≥ 6.9V
6.9
7.5
8.1
V
Shutdown Delay Current
IDELAY
VFB=5V
3.0
4.0
5.0
µA
SYNC. & SOFTSTART SECTION
Softstart Voltage
VSS
VFB=2V
4.7
5.0
5.3
V
Softstart Current
ISS
VSS=0V
0.75
0.95
1.15
mA
Sync High Threshold Voltage(Note3)
VSYNCH
VCC=16V , VFB=5V
-
7.0
-
V
Sync Low Threshold Voltage(Note3)
VSYNCL
VCC=16V , VFB=5V
-
6.0
-
V
CURRENT LIMIT(SELF-PROTECTION)SECTION
Peak Current Limit (Note4)
IOVER
KA5S0765C
3.52
4.0
4.48
A
KA5S09654QT
3.52
4.0
4.48
KA5S0965
5.28
6.0
6.72
KA5S12656
5.28
6.0
6.72
KA5S1265
7.04
8.0
8.96
PROTECTION SECTION
Over Voltage Protcetion
VOVP
VCC
≥ 24V
23
25
28
V
Over Current Latch voltage(Note3)
VOCL
-0.9
1.0
1.1
V
Thermal Shutdown Tempature(Note2)
TSD
-
140
160
-
°C
TOTAL DEVICE SECTION
Start Up Current
ISTART
VFB=GND, VCC=14V
-
0.1
0.17
mA
Operating Supply Current(Note1)
IOP
VFB=GND, VCC=16V
-7
12
mA
IOP(MIN)
VFB=GND, VCC=12V
IOP(MAX)
VFB=GND, VCC=30V


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