7M0680 データシートの表示（PDF） - Fairchild Semiconductor
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7M0680 Datasheet PDF : 12 Pages
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FS7M0880
Electrical Characteristics (CONTROL part) (Continued)
(Ta=25°C unless otherwise specified)
Parameter
Symbol
UVLO SECTION
Start Threshold Voltage
VSTART
Stop Threshold Voltage
VSTOP
OSCILLATOR SECTION
Initial Frequency
Frequency Change With Temperature (2)
FOSC
∆F/∆T
Maximum Duty Cycle
Dmax
FEEDBACK SECTION
Feedback Source Current
IFB
Shutdown Delay Current
Idelay
SOFT START SECTION
Soft Start Voltage
VSS
Soft Start Current
ISS
REFERENCE SECTION
Output Voltage (1)
Temperature Stability (1)(2)
Vref
Vref/∆T
CURRENT LIMIT (SELT-PROTECTION)SECTION
Peak Current Limit
IOVER
PROTECTION SECTION
Thermal Shutdown Temperature (Tj) (1)
TSD
Over Voltage Protection Voltage
VOVP
Over Current Protection Voltage
VOCP
TOTAL DEVICE SECTION
Start Up Current
ISTART
Operating Supply Current
(Control Part Only)
IOP
Iop(lat)
Shutdown Feedback Voltage
VSD
Condition
Min. Typ. Max. Unit
-
After turn on
14 15 16
V
8
9 10
V
-
-25°C ≤ Ta ≤ +85°C
-
60 66 72 kHz
-
±5 ±10 %
45 50 55
%
Ta=25°C, 0V ≤ Vfb ≤ 3V 0.7 0.9 1.1 mA
Ta=25°C, 5V ≤ Vfb ≤ VSD 4.0 5.0 6.0 µA
VFB =2V
Sync & S/S=GND
4.7 5.0 5.3 V
0.8 1.0 1.2 mA
Ta=25°C
-25°C ≤ Ta ≤ +85°C
4.80 5.00 5.20 V
-
0.3 0.6 mV/°C
Max. inductor current
4.40 5.00 5.60 A
-
140
°C
-
25 28 31
V
-
1.05 1.10 1.15 V
VCC=14V
Ta=25°C
After latch,
Vcc=Vstop-0.1V
-
-
40 80 uA
-
8 12 mA
150 250 350 uA
6.9 7.5 8.1 V
Note:
1. These parameters, although guaranteed, are not 100% tested in production
2. These parameters, although guaranteed, are tested in EDS (wafer test) process
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