SNVS441F – JANUARY 2007 – REVISED FEBRUAY 2013
TYPICAL APPLICATION
C FLY1
0.47 P F
C FLY2
0.47 P F
CFLY1P
CFLY1N
CFLY2P
CFLY2N
C IN
1 P F
VDD
SCL
VOUT
C OUT
1 P F
RGB LED 0...25.5 mA/LED
MCU
SDA
EN
CLK_32K
INT
LP5521
R
G
B
TRIG
ADDR_SEL0
ADDR_SEL1
GNDs
GPO
Figure 1. Typical Application Circuit
CONNECTION DIAGRAMS
Thin DSBGA-20 Package (2.1 x 1.7 x 0.6 mm, 0.4 mm pitch)
4
3
2
1
CFLY
2P
CFLY
2N
VOUT
B
A
CFLY
1P
CFLY
1N
ADDR
SEL1
G
B
VDD
GND
ADDR
SEL0
R
C
GND
CLK
32K
GPO
SCL
D
TRIG
INT
EN
SDA
E
TRIG
INT
EN
SDA
E
GND
CLK
32K
GPO
SCL
D
VDD
GND
ADDR
SEL0
R
C
CFLY
1P
CFLY
1N
ADDR
SEL1
G
B
CFLY
2P
CFLY
2N
VOUT
B
A
4
3
2
1
Figure 2. Top View
Figure 3. Bottom View
CONNECTION DIAGRAMS
Bumped WQFN-24 Package (5 x 4 x 0.8 mm, 0.5 mm pitch)
13
14
15
16
17
18
19
19
18
17
16
15
14
13
12
11
10
9
8
20
21
22
23
24
20
21
22
23
24
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
Figure 4. Bottom View
Pin 1
Pin 1
Figure 5. Top View
2
Product Folder Links: LP5521
Copyright ? 2007–2013, Texas Instruments Incorporated
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