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SC628AEVB 데이터시트(PDF) 10 Page - Semtech Corporation

부품명 SC628AEVB
상세설명  LED Flash Driver Charge Pump with 1000mA Flash Mode, 275mA Spotlight Mode, and I2C Interface
PDF  21 Pages
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제조업체  SEMTECH [Semtech Corporation]
홈페이지  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC628AEVB 데이터시트(HTML) 10 Page - Semtech Corporation

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SC628A
10
Pin Descriptions
Pin #
Pin Name
Pin Function
1
C2-
Negative connection to bucket capacitor 2 — requires a 2.2μF capacitor connected to C2+
2
PGND
Ground pin for high current charge pump and Flash LED driver
3
FL
Current sink output for flash LED(s)
4NC
Unused pin
— do not terminate
5NC
Unused pin
— do not terminate
6NC
Unused pin
— do not terminate
7NC
Unused pin
— do not terminate
8
AGND
Analog ground pin
— connect to ground and separate from PGND current
9
SCL
I2C clock input pin
10
FLEN
Control pin for flash LED(s) — high = ON, low = OFF
11
SDA
I2C bi-directional data pin — used for read and write operations for all internal registers (refer to
Register Map and I2C Interface sections)
12
EN
Chip enable — active high — low state resets all registers (see register map table)
13
NC
Unused pin
— do not terminate
14
NC
Unused pin
— do not terminate
15
NC
Unused pin
— do not terminate
16
OUT
Charge pump output — all LED anode pins should be connected to this pin — requires a 4.7μF
capacitor to PGND
17
C2+
Positive connection to bucket capacitor 2 — requires a 2.2μF capacitor connected to C2-
18
C1+
Positive connection to bucket capacitor 1 — requires a 2.2μF capacitor connected to C1-
19
IN
Battery voltage input — connect with a 4.7μF capacitor to PGND
20
C1-
Negative connection to bucket capacitor 1 — requires a 2.2μF capacitor connected to C1+
T
THERMAL PAD
Thermal pad for heatsinking purposes — connect to ground plane using multiple
vias — not connected internally



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