LM2575 Ver la hoja de datos (PDF) - First Components International
Número de pieza
componentes Descripción
Fabricante
LM2575 Datasheet PDF : 10 Pages
| |||
LM2575 1.0A Step - Down Voltage Switching Regulators
ELECTRICAL CHARACTERISTICS: LM2575-3.3
(Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range)
Parameter
Conditions
Symbol
Min
Typ
Output Voltage
VIN = 12V, ILOAD = 0.2A
Output Voltage 4.75V VIN 40V, 0.2A ILOAD 1A
Efficiency
VIN = 12V, ILOAD = 1A
VOUT
VOUT
h
3.234
3.3
3.168/3.135 3.3
-
75
Max
Unit
3.366
V
3.432/3.465
V
-
%
ELECTRICAL CHARACTERISTICS: LM2575-5.0
(Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range)
Parameter
Conditions
Symbol
Min
Typ
Output Voltage
Output Voltage
Efficiency
VIN = 12V, ILOAD = 0.2A
8V VIN 40V, 0.2A ILOAD 1A
VIN = 12V, ILOAD = 1A
VOUT
VOUT
h
4.900
5.0
4.800/4.750 5.0
-
77
Max
Unit
5.100
V
5.200/5.250
V
-
%
ELECTRICAL CHARACTERISTICS: LM2575-12
(Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range)
Parameter
Conditions
Symbol
Output Voltage
Output Voltage
Efficiency
VIN = 25V, ILOAD = 0.2A
15V VIN 40V, 0.2A ILOAD 1A
VIN = 15V, ILOAD = 1A
VOUT
VOUT
h
Min
11.76
11.52/11.40
-
Typ
12.0
12.0
88
Max
Unit
12.24
V
12.48/12.60
V
-
%
ELECTRICAL CHARACTERISTICS: LM2575-15
(Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range)
Parameter
Conditions
Symbol
Feedback Voltage
VIN = 30V, ILOAD = 0.2A
Feedback Voltage 18V VIN 40V, 0.2A ILOAD 1A
Efficiency
VIN = 18V, ILOAD = 1A
VOUT
VOUT
h
Min
14.70
14.40/14.25
-
Typ
15.0
15.0
88
Max
Unit
15.30
V
15.60/15.75
V
-
%
ELECTRICAL CHARACTERISTICS: LM2575-adj
(Specifications with standard type face are for TJ = 25°C, and those with boldface type apply over full Operating Temperature Range)
Parameter
Conditions
Symbol
Feedback Voltage VIN = 12V, ILOAD = 0.2A, VOUT = 5V
VOUT
Feedback Voltage
8V VIN 40V, 0.2A ILOAD 1A
VOUT = 5V
Efficiency
VIN = 12V, ILOAD = 1.0A, VOUT=5V
VOUT
h
Min
1.217
Typ
1.230
Max
1.243
1.193/1.180 1.230 1.267/1.280
-
77
-
Unit
V
V
%
4
Share Link: 