ltc3205euf-trpbf Linear Technology Corporation, ltc3205euf-trpbf Datasheet - Page 14
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ltc3205euf-trpbf
Manufacturer Part Number
ltc3205euf-trpbf
Description
Multidisplay Led Controller
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC3205EUF-TRPBF.pdf
(16 pages)
LTC3205
14
TYPICAL APPLICATIO S
I
RGB
13
LTC3205
16.6k
GREEN
MAIN1
MAIN2
MAIN3
MAIN4
I
MS
SUB1
SUB2
BLUE
CPO
RED
14
I
RGB
24.9k
13
LTC3205
24.9k
2
1
24
23
22
21
18
19
20
15
GREEN
MAIN1
MAIN2
MAIN3
MAIN4
I
WHITE
MS
SUB1
SUB2
BLUE
CPO
RED
14
12.4k
All Charge Pump Main, Sub, RGB and Camera Light Controller
15
2
1
24
23
22
21
18
19
20
MAIN DISPLAY
WHITE
U
WHITE
Ultralow Brightness MAIN and SUB Displays
WHITE
CAMERA LIGHT
1 F
WHITE
10
LTC3205
4
1
Main, Sub and Keypad Illumination
V
D0
D1
8
C1
IN
I
RGB
I
MS
+
WHITE
1 F
LTC3202
WHITE
C1
14
13
7 9
–
C2
+
1 F
24.9k
SUB DISPLAY
V
GND
C2
WHITE
OUT
FB
WHITE
6
–
I
LED
3
2
5, 11
24.9k
= 40mA
487k
(DUTY CYCLE = 50%)
WHITE
WHITE
30
SUB DISPLAY
3205 TA08
WHITE
MAIN DISPLAY
WHITE
PWM SIGNAL
0V TO 1.3V OR HIGHER
50Hz TO 15kHz
BRIGHTNESS = 1 – D
BRIGHT DIM
30
BLUE
39
WHITE
I
LED
= 20mA
WHITE
30
BLUE
39
RED
WHITE
3205 TA02
30
BLUE
39
ILLUMINATOR
KEYPAD
GREEN
BLUE
1 F
39
BLUE
BLUE
39
3205 TA03
1 F
BLUE
39
1 F
3205f