KA5X03XX-SERIES
Electrical Characteristics (Control Part) (Continued)
(Ta = 25°C unless otherwise specified)
Characteristic
Symbol
Test condition
Min. Typ. Max.
Unit
UVLO SECTION
Start Threshold Voltage
Stop Threshold Voltage
OSCILLATOR SECTION
V
V
V
=GND
=GND
14
15
9
16
V
V
START
FB
V
8.4
9.6
STOP
FB
KA5H0365R
KA5H0380R
Initial Accuracy
F
90
61
100
67
110
73
kHz
kHz
OSC
KA5M0365R
KA5M0365RN
KA5M0380R
Initial Accuracy
F
OSC
KA5L0365R
KA5L0365RN
KA5L0380R
Initial Accuracy
F
OSC
45
50
55
kHz
Frequency Change With Temperature (2)
Maximum Duty Cycle
-
-25°C≤Ta≤+85°C
-
±5
±10
%
%
KA5H0365R
KA5H0380R
Dmax
Dmax
62
67
72
KA5M0365R
KA5M0365RN
KA5M0380R
KA5L0365R
KA5L0365RN
KA5L0380R
Maximum Duty Cycle
72
77
82
%
FEEDBACK SECTION
Feedback Source Current
Shutdown Feedback Voltage
Shutdown Delay Current
REFERENCE SECTION
Output Voltage (1)
I
Ta=25°C, 0V<Vfb<3V
0.7
6.9
4
0.9
7.5
5
1.1
8.1
6
mA
V
FB
V
Vfb>6.5V
SD
Idelay
Ta=25°C, 5V≤Vfb≤V
µA
SD
Vref
Ta=25°C
4.80 5.00 5.20
0.3
V
Temperature Stability (1)(2)
Vref/∆T
-25°C≤Ta≤+85°C
-
0.6 mV/°C
CURRENT LIMIT(SELF-PROTECTION)SECTION
Peak Current Limit
IOVER
Max. inductor current
1.89 2.15 2.41
A
PROTECTION SECTION
Over Voltage Protection
Thermal Shutdown Temperature (Tj) (1)
TOTAL STANDBY CURRENT SECTION
Start-up Current
V
V
>24V
25
27
29
-
V
OVP
CC
T
-
140
160
°C
SD
I
V
V
=14V
<28
-
-
100
7
170
12
µA
START
CC
Operating Supply Current
(Control Part Only)
I
mA
OP
CC
Note:
1. These parameters, although guaranteed, are not 100% tested in production
2. These parameters, although guaranteed, are tested in EDS(water test) process
6
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
