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LTM4642 Arkusz danych(PDF) 28 Page - Linear Technology

Numer części LTM4642
Szczegółowy opis  20VIN, Dual 4A or Single 8A DC/DC 關Module Regulator
PDF  32 Pages
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Producent  LINER [Linear Technology]
Strona internetowa  http://www.linear.com
Logo LINER - Linear Technology

LTM4642 Arkusz danych(HTML) 28 Page - Linear Technology

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LTM4642
28
4642fb
For more information www.linear.com/LTM4642
Figure 30. 3.3V Input to 1V and 1.8V at 4A Each, 1V Sequencing 1.8V Using PGOOD1 to Enable RUN2
+
VIN1 VIN2 CPWR
SGND
GND
LTM4642
4.7µF
COUT3
47µF
470pF
470pF
VOUT1
VOUT2
COUT4
100µF
CIN1
22µF
CIN2
22µF
0.1µF
0.1µF
VIN
3.3V
2.2
DRVCC INTVCC
RUN1
100k
10k
3.3V
RFB1
90.9k
RFB2
30.2k
RFREQ
66.5k
600kHz
4642 F30
10k
VRNG1
RUN2
PGOOD1
PGOOD1
PGOOD2
TRACK/SS1
TRACK/SS2
MODE/PLLIN
INTVCC
PINS USED: COMP1, COMP2, PHASEMD, CLKOUT, EXTVCC, SW1, SW2
VOUT1
VOUT1 1V AT 4A LOAD
VOUT2
VOUTS1
FREQ
VOUTS–
VFB2
VFB1
VOUT2 1.8V AT 4A LOAD
PGOOD1
PGOOD2
INTVCC
5V BIAS
(~30mA)
+ COUT2
150µF
15m SANYO
POSCAP
COUT1
47µF
Typical applicaTions



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