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LTC7149 数据表(PDF) 21 Page - Linear Technology

部件名 LTC7149
功能描述  60V, 4A Synchronous Step-Down Regulator for Inverting Outputs
PDF  26 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC7149 数据表(HTML) 21 Page - Linear Technology

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LTC7149
21
7149fa
For more information www.linear.com/LTC7149
TYPICAL APPLICATIONS
24V Input to –5V Output at 1MHz Operation
Transient Response
2.4H
L1
CIN2
0.1µF
CIN
22µF
CVCC
2.2µF
COUT
22µF x 4
CBOOST
0.1µF
RSET
100k
CSET
10nF
RITH
1.5k
CITHP
150pF
CITH
1.5nF
RT
100k
24V
RUN
LTC7149
VIN
GND
BOOST
SW
VOUTSNS
VOUT
SVOUT
VIN
MODE/SYNC
INTVCC
VINREG
ISET
ITH
VOUT
–5V
3.3A
RT
EXTVCC
7149 TA05
300mA–1.8A–300mA
20µs/DIV
7149 TA05b
VOUT
100mV/DIV
IL 2A/DIV
ILOAD 2A/DIV



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