參數(shù)資料
型號: KA1H0365R
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SPS
中文描述: 2.41 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PSFM4
封裝: TO-220F, 4 PIN
文件頁數(shù): 4/8頁
文件大小: 99K
代理商: KA1H0365R
KA1H0365R
SPS
4
NOTES:
1.
2.
These parameters, although guaranteed, are not 100% tested in production
These parameters, although guaranteed, are tested in EDS (wafer test) process
ELECTRICAL CHARACTERISTICS (Control part)
(Ta=25
°
C unless otherwise specified)
Characteristic
Symbol
Test condition
Min.
Typ.
Max.
Unit
REFERENCE SECTION
Output voltage
(1)
Temperature Stability
(1)(2)
Vref
Ta=25
°
C
4.80
5.00
5.20
V
Vref/
T
25
°
C
Ta
+85
°
C
0.3
0.6
mV/
°
C
OSCILLATOR SECTION
Initial accuracy
Frequency change with temperature
(2)
F
OSC
F/
T
Ta=25
°
C
90
100
110
kHz
25
°
C
Ta
+85
°
C
±
5
±
10
%
PWM SECTION
Maximum duty cycle
Dmax
64
67
70
%
FEEDBACK SECTION
Feedback source current
I
FB
Idelay
Ta=25
°
C, 0V
Vfb
3V
0.7
0.9
1.1
mA
Shutdown delay current
Ta=25
°
C, 5V
Vfb
V
SD
4.0
5.0
6.0
μ
A
OVER CURRENT PROTECTION SECTION
Over current protection
I
L
(max)
Max. inductor current
1.89
2.15
2.41
A
UVLO SECTION
Start threshold voltage
Vth(H)
14
15
16
V
Minimum operating voltage
Vth(L)
After turn on
9
10
11
V
TOTAL STANDBY CURRENT SECTION
Start current
I
ST
I
OPR
V
CC
=14V
Ta=25
°
C
0.1
0.3
0.45
mA
Operating supply current
(control part only)
6
12
18
mA
V
CC
zener voltage
SHUTDOWN SECTION
V
Z
I
CC
=20mA
30
32.5
35
V
Shutdown Feedback voltage
Thermal shutdown temperature (Tj)
(1)
V
SD
T
SD
V
OVP
6.9
7.5
8.1
V
140
160
°
C
Over voltage protection voltage
23
25
28
V
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