LM2576HVT-ADJ/LB03 National Semiconductor, LM2576HVT-ADJ/LB03 Datasheet - Page 2
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LM2576HVT-ADJ/LB03
Manufacturer Part Number
LM2576HVT-ADJ/LB03
Description
3A STEP-DOWN SIMPLE SWITCHER
Manufacturer
National Semiconductor
Datasheet
1.LM2576HVT-ADJLB03.pdf
(24 pages)
Specifications of LM2576HVT-ADJ/LB03
Dc To Dc Converter Type
Inverting/Step Down
Number Of Outputs
1
Pin Count
5 +Tab
Input Voltage
60V
Output Voltage
1.23 to 57V
Switching Freq
47 TO 58KHz
Output Current
3A
Efficiency
77%
Package Type
TO-220
Output Type
Adjustable
Switching Regulator
Yes
Mounting
Through Hole
Input Voltage (min)
4V
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Leaded Process Compatible
No
Rohs Compliant
No
Peak Reflow Compatible (260 C)
No
Lead Free Status / Rohs Status
Not Compliant
Temperature
www.national.com
−40˚C ≤ T
≤ 125˚C
Block Diagram
3.3V R2 = 1.7k
5V, R2 = 3.1k
12V, R2 = 8.84k
15V, R2 = 11.3k
For ADJ. Version
R1 = Open, R2 = 0Ω
Patent Pending
Ordering Information
Range
A
LM2576HVS-3.3
LM2576S-3.3
LM2576HVSX-3.3 LM2576HVSX-5.0 LM2576HVSX-12 LM2576HVSX-15 LM2576HVSX-ADJ
LM2576SX-3.3
LM2576HVT-3.3
LM2576T-3.3
LM2576HVT-3.3
Flow LB03
LM2576T-3.3
Flow LB03
3.3
LM2576HVS-5.0
LM2576S-5.0
LM2576SX-5.0
LM2576HVT-5.0
LM2576T-5.0
LM2576HVT-5.0
Flow LB03
LM2576T-5.0
Flow LB03
5.0
Output Voltage
LM2576HVS-12 LM2576HVS-15 LM2576HVS-ADJ
LM2576S-12
LM2576SX-12
LM2576HVT-12 LM2576HVT-15 LM2576HVT-ADJ
LM2576T-12
LM2576HVT-12 LM2576HVT-15 LM2576HVT-ADJ
Flow LB03
LM2576T-12
Flow LB03
12
2
LM2576S-15
LM2576SX-15
LM2576T-15
Flow LB03
LM2576T-15
Flow LB03
15
LM2576S-ADJ
LM2576SX-ADJ
LM2576T-ADJ
Flow LB03
LM2576T-ADJ
Flow LB03
ADJ
NS Package Package
Tape & Reel
Number
TS5B
TS5B
T05A
T05D
01147602
TO-263
TO-220
Type