LM2575T-12/NOPB National Semiconductor, LM2575T-12/NOPB Datasheet - Page 5
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LM2575T-12/NOPB
Manufacturer Part Number
LM2575T-12/NOPB
Description
IC REG SIMPLE SWITCHER TO-220-5
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Datasheet
1.LM2575S-5.0NOPB.pdf
(28 pages)
Specifications of LM2575T-12/NOPB
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
12V
Current - Output
1A
Frequency - Switching
52kHz
Voltage - Input
4 ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-5 (Straight Leads)
Primary Input Voltage
25V
No. Of Outputs
1
Output Voltage
5V
Output Current
1A
No. Of Pins
5
Operating Temperature Range
-40°C To +125°C
Msl
MSL 1 - Unlimited
Filter Terminals
Through Hole
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Other names
*LM2575T-12
*LM2575T-12/NOPB
LM2575T-12
*LM2575T-12/NOPB
LM2575T-12
SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
V
V
V
η
SYSTEM PARAMETERS (Note 4) Test Circuit Figure 2
V
V
Symbol
Symbol
OUT
OUT
OUT
OUT
OUT
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM1575-3.3, LM2575-3.3, LM2575HV-3.3
Electrical Characteristics
Specifications with standard type face are for T
Range .
LM1575-5.0, LM2575-5.0, LM2575HV-5.0
Electrical Characteristics
Specifications with standard type face are for T
Range.
Maximum Supply Voltage
ON /OFF Pin Input Voltage
Output Voltage to Ground
Power Dissipation
Storage Temperature Range
Maximum Junction Temperature
LM1575/LM2575
LM2575HV
(Steady State)
Output Voltage
Output Voltage
LM1575/LM2575
Output Voltage
Output Voltage
LM1575/LM2575
Output Voltage
LM2575HV
Efficiency
Parameter
Parameter
V
Circuit of Figure 2
0.2A
8V
Circuit of Figure 2
V
Circuit of Figure 2
4.75V
Circuit of Figure 2
4.75V
Circuit of Figure 2
V
IN
IN
IN
≤
= 12V, I
= 12V, I
= 12V, I
≤
V
≤
≤
−0.3V
IN
Internally Limited
−65°C to +150°C
I
LOAD
V
V
≤
Conditions
IN
IN
LOAD
40V
LOAD
LOAD
J
J
(Note 1)
≤
≤
≤
≤
= 25°C, and those with boldface type apply over full Operating Temperature
= 25°C, and those with boldface type apply over full Operating Temperature
40V, 0.2A
60V, 0.2A
1A,
V
Conditions
= 0.2A
= 0.2A
= 1A
≤
150°C
+V
45V
63V
−1V
IN
≤
≤
I
I
LOAD
LOAD
5
Operating Ratings
≤
≤
Minimum ESD Rating
Lead Temperature
Temperature Range
Supply Voltage
Typ
1A
1A
5.0
5.0
(C = 100 pF, R = 1.5 kΩ)
(Soldering, 10 sec.)
LM1575
LM2575/LM2575HV
LM1575/LM2575
LM2575HV
Typ
3.3
3.3
3.3
75
LM1575-5.0
4.850/4.800
5.150/5.200
(Note 2)
4.950
5.050
Limit
LM1575-3.3
3.200/3.168
3.400/3.432
3.200/3.168
3.416/3.450
(Note 2)
3.267
3.333
Limit
LM2575HV-5.0
LM2575-5.0
4.800/4.750
5.200/5.250
(Note 3)
LM2575HV-3.3
4.900
5.100
Limit
−55°C
−40°C
LM2575-3.3
3.168/3.135
3.432/3.465
3.168/3.135
3.450/3.482
(Note 3)
3.234
3.366
Limit
≤
≤
T
T
J
J
www.national.com
≤
≤
+150°C
+125°C
(Limits)
V(Max)
V(Max)
260°C
V(Min)
V(Min)
(Limits)
Units
V(Max)
V(Max)
V(Max)
V(Min)
V(Min)
V(Min)
2 kV
Units
40V
60V
V
V
%
V
V
V