LTC3675 데이터 시트보기 (PDF) - Linear Technology
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LTC3675 Datasheet PDF : 36 Pages
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LTC3675
BLOCK DIAGRAM
VIN 6
SW1 5
FB1 2
EN1 1
VIN 7
SW2 8
FB2 3
EN2 4
SW3 9
FB3 15
EN3 12
VIN 10
SW4 11
FB4 14
EN4 13
BUCK REGULATOR 1
1A
MASTER/SLAVE LINES
VIN
BOOST REGULATOR
BUCK-BOOST REGULATOR
A
D
MODULATION
CONTROL
B
C
34 VIN
33 VOUT5
32 SW5
35 FB5
40 VIN
42 VOUT6
38 SWAB6
44 SWCD6
BUCK REGULATOR 2
1A
MASTER/SLAVE LINES
BUCK REGULATOR 3
500mA
MASTER/SLAVE LINES
BUCK REGULATOR 4
500mA
REF, CLK
VIN
BANDGAP,
OSCILLATOR,
UV, OT
MODULATION
CONTROL
LED DRIVER
LDO –
+
DAC BITS, SLEW CONTROL,
GRADATION, STATUS BITS
TOP LOGIC,
CT OSCILLATOR,
TIMING
GND
45
36 FB6
37 ENBB
17 LED1
21 LED2
SW7
18,19,
20
27 LED_FS
16 LED_OV
31 VIN
VIN
30 LDO_OUT
29 LDOFB
41 DVCC
I2C
39 SCL
43 SDA
23 RSTB
24 IRQB
25 PBSTAT
26 WAKE
22 CT
28 ONB
3675 BD
3675f
16
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