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參數(shù)資料
| 型號： | KA350 |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 3-Terminal 3A Positive Adjustable Voltage Regulator |
| 中文描述： | 1.2 V-33 V ADJUSTABLE POSITIVE REGULATOR, PSFM3 |
| 封裝： | TO-220, 3 PIN |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 121K |
| 代理商： | KA350 |
KA350
2
Absolute Maximum Ratings
Electrical Characteristics
(V
I
-V
O
=5V, I
O
=1.5A, T
J
=0
°
C to + 125
°
C; P
D
≤
P
DMAX
, unless otherwise specified)
Note:
1. Regulation is measured at constant junction temperature. Changes in output voltage due to heating effects must be taken
into account separately. Pulse testing with low duty cycle is used.
Parameter
Input Output Voltage Differential
Lead Temperature (Soldering, 10sec)
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Symbol
V
I
- V
O
T
LEAD
P
D
T
OPR
T
STG
Value
35
300
Unit
V
DC
°
C
-
°
C
°
C
Internally limited
0 ~ +125
-65 ~ +150
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Line Regulation (Note1)
Load Regulation (Note1)
Rline
T
A
= +25
°
C, 3V
≤
V
I
-V
O
≤
35V
T
A
= +25
°
C, 3V
≤
V
I
-V
O
≤
35V
V
O
≤
5V
V
O
≥
5V
-
0.015
0.03
%/V
Rload
-
5
0.1
50
0.2
25
0.5
100
5.0
mV
%
μ
A
μ
A
Adjustment Pin Current
Adjustment Pin Current
Change
Thermal Regulation
Reference Voltage
Line Regulation
Load Regulation
I
ADJ
-
-
I
ADJ
3V
≤
V
I
-V
O
≤
35V,
10mA
≤
I
o
≤
3A, P
D
≤
P
MAX
Pulse = 20ms, T
A
=+ 25
°
C
3V
≤
V
I
-V
O
≤
35V, 10mA
≤
I
O
≤
3A,P
D
≤
30W 1.2
3.0V
≤
V
I
-V
O
≤
35V
10mA
≤
I
O
≤
3.0A
V
O
≤
5.0V
V
O
≥
5.0V
T
J
= 0
°
C to + 125
°
C
V
I
-V
O
≤
10V, P
D
≤
P
MAX
V
I
-V
O
= 30V, P
D
≤
P
MAX
,T
A
= +25
°
C
V
I
-V
O
= 35V
10Hz
≤
f
≤
10KHz, T
A
= +25
°
C
V
O
= 10V, f = 120Hz,
C
ADJ
= 0
C
ADJ
= 10
μ
F
T
J
=+125
°
C
-
REG
T
V
REF
Rline
-
0.002
1.25
0.02
-
%/W
V
%/W
1.30
0.07
-
Rload
-
20
0.3
1.0
4.5
1.0
3.5
0.003
70
1.5
-
-
-
10
-
mV
%
%
A
A
mA
%/V
o
Temperature Stability
Maximum Output
Current
ST
T
-
I
o(MAX)
3.0
0.25
-
-
Minimum Load Current
RMS Noise, %of V
OUT
I
L(MIN)
V
N
Ripple Rejection
RR
66
65
80
0.3
-
dB
dB
%/
Long-Term Stability
ST
-
1
1000HR
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