DC1187A - Schematic

5
4
3
2
1
TP1
1
2
BLU
10
GND
LEDR
E2
3
LEDEN
4
ISETB
RSETG
2
1
ISETG
ISETR
PGND
13
R1
TP7
1
1
1
VDD
VSS
14
2
RA5
RA0
13
2
1
R11
1%
5.11K
TP13
SMT
1
2
2
R15
5.1K
5%
SET
5
DIV
4
11
RC5
RC0
10
6
RC4
RC1
9
7
RC3
RC2
8
R12
100K
5%
1
SW1
PIC
RESET
SDA
5
2
A1
Vcc
8
B
PIC
J2 PROG
1 1
2
2
3
3
4
4
5
5
6
6
OPT
6
SCLK
7
WP
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
C8
0.1uF
16V
A2
Vss
R4
RSETG
50K
PIC16F630I/ST
1
A0
4
24LC025
5
3
GND
OUT
RA2
5
R5
RSETB
50K
WARNING!
Do not look directly at operating LED.
Serious eye damage may occur.
1
1
3
1
1
1
GND
MCLR#
R13
5.1K
5%
U2
TP12
SMT
V+
2
LTC1799
1
2
4
6
8
10
12
14
1
RA1
4
R6
RSETR
50K
2
+
+
+
+
+
+
+
HD2X7
R14
5.1K
5%
C7
0.1uF
16V
1N4148
RA4
12
2
TP11
C6
0.1uF
16V
3
R2
8.87K
1%
1
1
2
2
B
D2
1
10K
5%
U4
+
+
+
+
+
+
+
C
ISETR
2
2
3
4
1
A
R10
2
R3
8.87K
1%
U3
1
1
3
Q2B
TP10
1
3
5
7
9
11
13
ISETB
3
C5
0.1uF
16V
J1
ISETG
1
Q2A
+V
GND
1
R16
1M
5%
SDA
LEDG
1
5
SCL
4
1
2
2
E3
7
8.87K
1%
EXT
EXT LEDEN
LEDR
TP4
RSETR
2
DC590
2
6
1
LEDEN
JP1
LEDEN
1
1
3
1
1
TP9
R9
5.1K
5%
1
TP8
RSETG
2
C
2
LEDB
TP3
R7
TP5
2
+V
JP2
ISETR
8
1
TP6
RSETB
R8
5.1K
5%
RED
6
LTC3212EDDB
5
1
JP3
ISETB
Q1
TN0200K
9
0
LEDG
+V
GRN
TP2
LEDB
GND
D
3
VIN
D1
RGB
C3
1.0uF
10V
2
C1
1.0uF
10V
CM
12
C4
4.7uF
6.3V
2.7V - 5.5V
CP
VIN
CPO
U1
E1
11
1
D
CPO
0mA - 75mA
1
C2
1.0uF
10V
4
3
CONTRACT NO.
APPROVALS
DRAWN
M. Merchant
DATE
3/29/07
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
A
TITLE
CHECKED
APPROVED
ENGINEER M. Merchant
LTC3212EDDB, RGB LED DRIVER and CHARGE PUMP
3/29/07
DESIGNER
Friday, September 28, 2007
SIZE CAGE CODE
SCALE:
2
FILENAME:
DWG NO
REV
A
DC1187A
SHEET
1
1
OF
1
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