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LT8686SJVPBF 数据表(PDF) 23 Page - Analog Devices

部件名 LT8686SJVPBF
功能描述  42V Quad, Gangable, Synchronous, Monolithic Step-Down Regulator
PDF  26 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

LT8686SJVPBF 数据表(HTML) 23 Page - Analog Devices

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LT8686S
23
Rev. 0
For more information www.analog.com
TYPICAL APPLICATIONS
Start-Up Sequencing
2.2µF
2.2µF
2.2µF
0.1µF
0.1µF
31.6k
47µF
10.2k
0.1µF
0.2µH
100µF
×2
0.1µF
22.6k
1.0µH**
12.7k
100µF
10.2k
1.5µH**
4.7µF
499k
499k
499k
10nF
10nF
10nF
BST3
SW3
FB3
BST4
SW4
FB4
BIAS
BST1
SW1
FB1
BST2
SW2
FB2
EN/UVLO
EN2
VIN2
VIN2
VIN3
VIN4
VIN
4V TO 42V
TRK/SS4
TRK/SS3
TRK/SS2
TRK/SS1
RT
SYNC/MODE
OUT1
3.3V, 2A*
OUT3
0.8V, 4A
GND
OUT2
1.8V, 2A
LT8686S
INTVCC
EN3
PG4
PG3
PG2
PG1
INTVCC
EN4
OUT1
**INDUCTOR VALUES CHOSEN FOR VIN = 12V
8686S TA03a
*CURRENT AVAILABLE FROM OUT1: 2A – IVIN3 – IVIN4
1A LOAD PER OUTPUT
START-UP SEQUENCE:
VIN HIGH ENABLES OUT1
VOUT1 IN REGULATION ENABLES OUT3,4
VOUT3,4 IN REGULATION ENABLES OUT2
2ms/DIV
VOUT1
2V/DIV
VOUT2
1V/DIV
VOUT3,4
1V/DIV
VIN
10V/DIV
8686S TA03b
Compact Microcontroller Power Supply with Supply Sequencing



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