NXP Semiconductors
SSL3250A
Photo flash dual LED driver
7. Pinning information
7.1 Pinning
terminal 1
index area
R_TR
R_FL
SCL/EN2
SDA/EN1
1
2
3
4
SSL3250A
Transparent top view
12 PGND
11 INT
10 IF_SEL
9 LED
014aaa363
Fig 3.
Pin configuration (terminal 1 index area is die pad GND)
7.2 Pin description
Table 3.
Pin description
Symbol
R_TR
R_FL
SCL / EN2
Pin
1
2
3
Type
analog IO
analog IO
I
Description
setting resistor for torch current
setting resistor for flash current
Serial Clock Line (SCL) in I 2 C mode / Enable 2 in Direct enable
mode
SDA / EN1
4
I/O
Serial Data Line (SDL) in I 2 C mode / Enable 1 in Direct enable
mode
SSL3250A_5
R_IND
I_IND
VO
GND
LED
IF_SEL
INT
PGND
LX
VIN
ACT
STRB
die pad
5
6
7
8
9
10
11
12
13
14
15
16
-
analog IO
analog I
analog O
ground
analog I
I
O
ground
analog I
input
I
I
analog
setting resistor for indicator current
indicator LED current sink
output voltage
ground
feedback of the main LED current
interface select; choose between direct enable control or I 2 C
interrupt output (open collector)
power ground
inductor connection
input voltage
activate
strobe signal to enable flash in I 2 C mode
exposed die pad; connect to GND
? NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 05 — 16 December 2009
4 of 26
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