LM2576S 데이터 시트보기 (PDF) - Bay Linear
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LM2576S Datasheet PDF : 7 Pages
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Absolute Maximum Rating
Parameter
Maximum Input Voltage
Power Dissipation
Off Pin Input Voltage
Output Voltage
Supply Voltage
Operating Junction
Temperature Range
Control Section
Power Transistor
Storage Temperature Range
Lead Temperature (Soldering 10
Sec.)
Symbol
VIN
PO
TJ
TSTG
TLEAD
Value
45
Internally Limited
-0.3V<V<VIN
-1
40
-40<TJ<85
-65 to 150
260
LM2576
Unit
V
W
V
V
°C
ELECTRICAL CHARACTERISTICS TA = 25°C VIN = 12V, ILOAD= 100mA unless otherwise specified.
Boldface type applies over full Operating Temperature Range.
Parameter
Conditions
LM2576
Typ
Min
Max
Adjustable Regulators (Note 3)(Note 8)
VIN = 12V, ILOAD = 0.5A, VOUT = 5V
Output Voltage (VOUT)
0.5A ≤ ILOAD ≤ 3A, 6V≤ VIN ≤ 40V, VOUT
=5V
1.230
1.230
1.230
1.217
1.193
1.180
1.243
1.267
1.280
Efficiency (Note 7)
VIN = 12V, ILOAD = 3A, VOUT = 5V
82
3.3V Version (Note 3)(Note 9)
Output Voltage (VOUT)
VIN = 12V, ILOAD = 0.5A, VOUT = 3.3V
0.5A ≤ ILOAD ≤ 3A, 6V ≤ VIN ≤ 40V,
VOUT = 3.3V
3.3
3.234
3.366
3.3
3.168
3.432
3.3
3.135
3.465
Efficiency
VIN = 12V, ILOAD = 3A
75
5V Version (Note 3)(Note 9)
Output Voltage (VOUT)
VIN = 12V, ILOAD = 0.5A, VOUT = 5V
0.5A ≤ ILOAD ≤ 3A, 8V ≤ VIN ≤ 40V,
VOUT = 5V
5.0
4.900
5.100
5.0
4.800
5.200
5.0
4.750
5.250
Efficiency (Note 7)
VIN = 12V, ILOAD = 3A, VOUT = 5V
82
12V Version (Note 3)(Note 9)
Output Voltage (VOUT)
VIN = 25V, ILOAD = 0.5A, VOUT = 12V
0.5A ≤ ILOAD ≤ 3A, 15V ≤ VIN ≤ 40V,
VOUT = 12V
12
11.760
12.240
12
11.520
12.480
12
11.400
12.600
Efficiency (Note 7)
VIN = 25V, ILOAD = 3A
88
15V Version(Note 3)(Note 9)
Output Voltage (VOUT)
Efficiency (Note 7)
VIN = 30V, ILOAD = 0.5A, VOUT = 15V
0.5A ≤ ILOAD ≤ 3A, 18V ≤ VIN ≤ 40V,
VOUT = 15V
VIN = 30V, ILOAD = 3A
15
14.700
15.300
15
14.400
15.600
15
14.250
15.750
88
Units
V
V
%
V
V
%
V
V
%
V
V
%
V
V
%
Bay Linear, Inc 2418 Armstrong Street, Livermore, CA 94550 Tel: (925) 606-5950, Fax: (925) 940-9556
www.baylinear.com
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