參數(shù)資料
型號(hào): KA1L0380RB-YDTU
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: Fairchild Power Switch(SPS)
中文描述: 12 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PZFM4
封裝: TO-220F, 4 PIN
文件頁(yè)數(shù): 4/12頁(yè)
文件大?。?/td> 75K
代理商: KA1L0380RB-YDTU
KA1L0380B/KA1L0380RB/KA1M0380RB/KA1H0380RB
4
Electrical Characteristics (CONTROL part)
(Ta=25
°
C unless otherwise specified)
Notes:
1. These parameters, although guaranteed, are not 100% tested in production
2. These parameters, although guaranteed, are tested in EDS (wafer test) process
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
REFERENCE SECTION
Output voltage
(1)
Temperature Stability
(1)(2)
OSCILLATOR SECTION
Vref
Vref/
T
Ta=25
°
C
25
°
C
Ta
+85
°
C
4.80
-
5.00
0.3
5.20
0.6
V
mV/
°
C
Initial accuracy
F
OSC
KA1L0380B
KA1L0380RB
KA1M0380RB
KA1H0380RB
25
°
C
Ta
+85
°
C
45
45
61
90
-
50
50
67
100
±
5
55
55
73
110
±
10
kHz
Frequency change with temperature
(2)
PWM SECTION
F/
T
%
Maximum duty cycle
Dmax
KA1L0380B
KA1L0380RB
KA1M0380RB
KA1H0380RB
74
74
74
64
77
77
77
67
80
80
80
70
%
FEEDBACK SECTION
Feedback source current
Shutdown delay current
OVER CURRENT PROTECTION SECTION
Over current protection
UVLO SECTION
Start threshold voltage
Minimum operating voltage
TOTAL STANDBY CURRENT SECTION
Start current
Operating supply current
(control part only)
V
CC
zener voltage
SHUTDOWN SECTION
Shutdown Feedback voltage
Thermal shutdown temperature (Tj)
(1)
Over voltage protection voltage
I
FB
Idelay
Ta=25
°
C, 0V
Vfb
3V
Ta=25
°
C, 5V
Vfb
V
SD
0.7
4.0
0.9
5.0
1.1
6.0
mA
μ
A
I
L(max)
Max. inductor current
1.89
2.15
2.41
A
Vth(H)
Vth(L)
-
14
9
15
10
16
11
V
V
After turn on
I
ST
V
CC
=14V
0.1
0.3
0.45
mA
I
OPR
Ta=25
°
C
6
12
18
mA
V
Z
I
CC
=20mA
30
32.5
35
V
V
SD
T
SD
V
OVP
-
-
-
6.9
140
23
7.5
160
25
8.1
-
28
V
°
C
V
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