sc643 Semtech Corporation, sc643 Datasheet - Page 11
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sc643
Manufacturer Part Number
sc643
Description
Light Management Unit With 4 Ldos And Sempulse Interface
Manufacturer
Semtech Corporation
Datasheet
1.SC643.pdf
(26 pages)
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Company
Part Number
Manufacturer
Quantity
Price
Block Diagram
AGND
PGND
ENL4
SPIF
BYP
IN
13
12
2
9
8
1
V
IN
Reference
Voltage
SemPulse
and Logic
Interface
LDO
Control
Digital
C2+
17
Fractional Charge Pump
(1x, 1.5x, 2x)
C1+
Oscillator
18
Voltage
Current
Setting
Setting
DAC
DAC
C1-
19
V
V
LDO2
LDO4
IN
IN
C2-
20
V
V
IN
LDO1
IN
LDO3
16
15
14
11
10
5
4
3
7
6
OUT
BL1
BL2
BL3
BL4
BL5
LDO1
LDO2
LDO3
LDO4
SC643
11
11