KA1M0380 Fairchild Semiconductor, KA1M0380 Datasheet - Page 2

• Manufacturer Part Number: KA1M0380
• Description: Internal High Voltage Sense Fet
• Manufacturer: Fairchild Semiconductor

KA1M0380
ELECTRICAL CHARACTERISTICS ( Control part )
( Ta = 25 C unless otherwise specified )
Vref / T Temperature Stability
Symbol
REFERENCE SECTION
OSCILLATOR SECTION
PWM SECTION
FEEDBACK SECTION
OVER CURRENT PROTECTION SECTION
I
UVLO SECTION
Vref
D
L(MAX)
F / T
V
V
I
I
F
delay
FB
MAX
th(H)
th(L)
OSC
Output Voltage
Initial Accuracy
Frequency Change with
Temperature
Maximum Duty Cycle
Feedback Source Current
Shutdown Delay Current
Over Current Protection
Start Threshold Voltage
Minimum Operating Voltage
Characteristics
Min Typ Max Unit
4.80 5.00 5.20
1.5
62
14
62
9
-
+ _
67
0.3
1.8
15
10
67
1
5
5
+ _
2.2
72
72
0.6
16
11
10
mV/ C
KHz
mA
%
%
A
V
V
V
uA
Ta = 25 C
Ta = 25 C
-25 C Ta +85 C
Ta = 25 C ,
Vfb = 0
Max. Inductor Current
After turn on
5 V Vfb V
-25 C Ta
Test Conditions
< _
< _
< _
< _
+85
< _
< _
C
S P S
SD
Note1