6S0965R Просмотр технического описания (PDF) - Fairchild Semiconductor
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6S0965R Datasheet PDF : 13 Pages
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FS6S-SERIES FS6S0965RT/FS6S1265RB
Electrical Characteristics (Continued)
(VCC=16V, Tamb = 25°C unless otherwise specified)
Parameter
Symbol
Conditions
UVLO SECTION
Start Threshold Voltage
VSTART VFB=GND
Stop Threshold Voltage
VSTOP VFB=GND
OSCILLATOR SECTION
Initial Frequency
FOSC
-
Voltage Stability
FSTABLE 12V ≤ VCC ≤ 23V
Temperature Stability (Note2)
∆FOSC -25°C ≤ Τa ≤ 85°C
Maximum Duty Cycle
DMAX
-
Minimum Duty Cycle
DMIN
-
FEEDBACK SECTION
Feedback Source Current
IFB
VFB=GND
Shutdown Feedback Voltage
VSD
VFB ≥ 6.9V
Shutdown Delay Current
IDELAY VFB=5V
SYNC. & SOFTSTART SECTION
Softstart Voltage
VSS
VFB=2V
Softstart Current
ISS
VSS=0V
Sync High Threshold Voltage(Note3) VSYNCH VCC=16V , VFB=5V
Sync Low Threshold Voltage(Note3)
VSYNCL VCC=16V , VFB=5V
BURST MODE SECTION
Burst Mode Low Threshold Voltage
VBURL VFB=0V
Burst Mode High Threshold Voltage
VBURH VFB=0V
Burst Mode Enable Feedback Voltage
VBEN
VCC=10.5V
Burst Mode Peak Current Limit(Note4) IBURPK VCC=10.5V , VFB=0V
Burst Mode Frequency
FBUR
VCC=10.5V , VFB=0V
CURRENT LIMIT(SELF-PROTECTION)SECTION
Peak Current Limit (Note4)
IOVER
FS6S0965RT
FS6S1265RB
PROTECTION SECTION
Over Voltage Protection
VOVP
VCC ≥ 27V
Over Current Latch voltage(Note3)
VOCL
-
Thermal Shutdown Temperature
(Note2)
TSD
-
TOTAL DEVICE SECTION
Start-Up Current
ISTART VFB = GND, VCC = 14V
IOP
VFB = GND, VCC = 16V
Operating Supply Current(Note1)
IOP(MIN) VFB = GND, VCC = 12V
IOP(MAX) VFB = GND, VCC = 30V
Notes:
1. These parameters are 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.
Min. Typ. Max. Unit
14 15 16 V
8
9 10 V
22 25 28 kHz
0
1
3
%
0 ±5 ±10 %
92 95 98 %
-
-
0%
0.7 0.9 1.1 mA
6.9 7.5 8.1 V
1.6 2.0 2.4 µA
4.7 5.0 5.3 V
0.8 1.0 1.2 mA
- 7.2 -
V
- 5.8 -
V
10.4 11.0 11.6 V
11.4 12.0 12.6 V
0.7 1.0 1.3 V
0.6 0.85 1.1 A
40 50 60 kHz
5.28 6.0 6.72
A
7.04 8.0 8.96
27 30 33 V
0.9 1.0 1.1 V
140 160 -
°C
- 0.1 0.17 mA
- 10 15 mA
4
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