LTC3206EUF#TR Linear Technology, LTC3206EUF#TR Datasheet - Page 15

• Manufacturer Part Number: LTC3206EUF#TR
• Description: IC LED DRVR WT/RGB BCKLGT 24-QFN
• Manufacturer: Linear Technology
• Type: Backlight, White LED, RGB (I²C Interface)r

Specifications of LTC3206EUF#TR

• Topology: PWM, Step-Up (Boost), Switched Capacitor (Charge Pump)
• Number Of Outputs: 11
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: RGB, White LED
• Frequency: 680kHz ~ 1.36MHz
• Voltage - Supply: 2.7 V ~ 4.5 V
• Mounting Type: Surface Mount
• Package / Case: 24-QFN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 400mA
• Internal Switch(s): Yes
• Efficiency: 92%
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -

TYPICAL APPLICATIO S
PACKAGE DESCRIPTIO
4.50 ± 0.05
3.10 ± 0.05
2.45 ± 0.05
(4 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
2.7V TO
I
INTERFACE
2
4.5V
2.7V TO
C SERIAL
V
I
INTERFACE
2
IN
C SERIAL
4.5V
V
IN
2.2µF
2
2.2µF
2
V
SERIAL PORT
IN
2.2µF
I
V
SERIAL PORT
RGB
IN
2.2µF
I
LTC3206
RGB
12k
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
LTC3206
12k
MAIN1-4
AUX 1-2
SUB1-2
2.2µF
I
MS
MAIN1-4
U
2.2µF
SUB1-2
CPO
I
AUX 1
AUX 2
12k
MS
Main Backlight, Keypad Backlight Plus Motor Controller
R
G
B
RGB
CPO
12k
0.50 BSC
U
0.25 ±0.05
8
0.70 ±0.05
2
4
3
PACKAGE
OUTLINE
24-Lead Plastic QFN (4mm × 4mm)
(Reference LTC DWG # 05-08-1692)
MAIN DISPLAY
MAIN DISPLAY
NOTE:
1. DRAWING PROPOSED TO BE MADE A JEDEC PACKAGE OUTLINE MO-220 VARIATION (WGGD-X)—TO BE APPROVED
2. ALL DIMENSIONS ARE IN MILLIMETERS
3. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
4. EXPOSED PAD SHALL BE SOLDER PLATED
5. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
6. DRAWING NOT TO SCALE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE, IF PRESENT
ON THE TOP AND BOTTOM OF PACKAGE
4-Display Controller
PIN 1
TOP MARK
(NOTE 5)
UF Package
4.00 ± 0.10
(4 SIDES)
SUB DISPLAY
KEYPAD
0.75 ± 0.05
RED
ILLUMINATOR
0.200 REF
0.00 – 0.05
2.45 ± 0.10
GREEN BLUE
(4-SIDES)
FLASH
CAMERA
R = 0.115
3206 TA04
BOTTOM VIEW—EXPOSED PAD
LIGHT
BATT
3206 TA02
TYP
VIBRATOR
MOTOR
2.2µF
LTC3206
2.2µF
23
24
(4 SIDES)
0.23 TYP
0.50 BSC
0.25 ± 0.05
15
1
2
(UF24) QFN 0603
0.38 ± 0.10
3206f