參數(shù)資料
型號(hào): LM2576T-ADJ-H
元件分類: 穩(wěn)壓器
英文描述: 7.5 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSFM5
封裝: HORIZONTAL, STAGGERED, TO-220, 5 PIN
文件頁(yè)數(shù): 1/19頁(yè)
文件大?。?/td> 441K
代理商: LM2576T-ADJ-H
1
www.semtech.com
LM2575 & LM2576
1A & 3A Miniconverter
Switching Regulators
POWER MANAGEMENT
Revision 1, January 2001
u Pin for pin replacement for Nationals LM2575/6
series
u DC-to-DC buck or buck/boost converter requiring
only 4 support components
u Fixed or adjustable voltages
u Preset output voltages of 3.3V, 5V and 12V
u Wide output voltage range, 1.23V to 35V
u 82% typical efficiency @ 5V out
u Wide input voltage range, 4V to 40V
u Inhibit/enable control pin
u Industrial temperature range
u TO-220 and TO-263 packages
The LM2575/6 series switching regulators are monolithic
integrated circuits designed for use in buck or buck/
boost regulator applications requiring accurate output
voltages over combined variations of line, load and
temperature. This unique series greatly simplifies
switching power supply design. The LM2575 has a
maximum output current of 1A and the LM2576 is rated
for 3A.
The LM2575/6 series miniconverters include a
switching regulator and compensation network all within
the same package. Just add a choke, catch diode and
two capacitors to obtain an efficient DC-to-DC converter.
The current limit and thermal shutdown features of the
LM2575/6 series fully protect the device against
overstress conditions.
The LM2575/6 series offers an alternative to popular 3
terminal linear regulators by providing higher efficiency
with reduced heatsink size. In many applications a heat
sink will not be required.
u Micro controller power supplies
u Medical equipment
u Industrial power supplies
u Instrumentation power supplies
Description
Features
Applications
Typical Application Circuits
5
7
5
2
M
L6
7
5
2
M
L
1
H
0
3
3H
0
1
D
1
A
3A
7
C
N
I
F
8
6F
0
2
1
C
T
U
O
F
0
3
3F
0
,
1
相關(guān)PDF資料
PDF描述
LM2576S-ADJTR 7.5 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSSO5
LM2576S-5.0TR 7.5 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSSO5
LM2575S-12.TRT 3.2 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSSO5
LM2576S-12TR 7.5 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSSO5
LM2575T-ADJ-HT 3.2 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSFM5
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