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KA1H0280RB-YDTU View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
Manufacturer
KA1H0280RB-YDTU
Fairchild
Fairchild Semiconductor Fairchild
KA1H0280RB-YDTU Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
KA1M0280RB/KA1H0280RB
Electrical Characteristics (CONTROL part) (Continued)
(Ta=25°C unless otherwise specified)
Parameter
UVLO SECTION
Start Threshold Voltage
Stop Threshold Voltage
OSCILLATOR SECTION
Symbol
VSTART
VSTOP
Initial Accuracy
Frequency Change With Temperature (2)
FOSC
F/T
Maximum Duty Cycle
Dmax
FEEDBACK SECTION
Feedback Source Current
IFB
Shutdown Feedback Voltage
VSD
Shutdown Delay Current
Idelay
REFERENCE SECTION
Output Voltage (1)
Temperature Stability (1)(2)
Vref
Vref/T
CURRENT LIMIT (SELF-PROTECTION) SECTION
Peak Current Limit
IOVER
PROTECTION SECTION
Thermal Shutdown Temperature (Tj) (1)
TSD
Over Voltage Protection Voltage
VOVP
TOTAL DEVICE SECTION
Start-Up Current
ISTART
Operating Supply Current
(Control Part Only)
IOP
VCC Zener Voltage
VZ
Condition
Min. Typ. Max. Unit
-
After turn on
14 15 16
V
9 10 11
V
KA1M0280RB
KA1H0280RB
-25°C Ta +85°C
KA1M0280RB
KA1H0280RB
61 67 73
kHz
90 100 110
- ±5 ±10 %
74 77 80
%
64 67 70
Ta=25°C, 0V Vfb 3V 0.7 0.9 1.1 mA
-
6.9 7.5 8.1 V
Ta=25°C, 5V Vfb VSD 4.0 5.0 6.0 µA
Ta=25°C
-25°C Ta +85°C
4.80 5.00 5.20 V
- 0.3 0.6 mV/°C
Max. inductor current
1.05 1.2 1.35 A
-
140 160 -
°C
-
23 25 28
V
VCC=14V
Ta=25°C
ICC=20mA
0.1 0.3 0.45 mA
6 12 18 mA
30 32.5 35
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
4
 

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