LTC3209EUF-1#PBF Linear Technology, LTC3209EUF-1#PBF Datasheet - Page 19

• Manufacturer Part Number: LTC3209EUF-1#PBF
• Description: IC LED DRIVR QVGA DISPLAY 20-QFN
• Manufacturer: Linear Technology
• Type: QVGA Display (I²C Interface)r

Specifications of LTC3209EUF-1#PBF

• Topology: Step-Up (Boost), Switched Capacitor (Charge Pump)
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 850kHz
• Voltage - Supply: 2.9 V ~ 4.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-QFN
• Operating Temperature: -40°C ~ 85°C
• Internal Switch(s): Yes
• Efficiency: 94%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -

PACKAGE DESCRIPTIO
4.50 ± 0.05
3.10 ± 0.05
2.45 ± 0.05
(4 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
NOTE:
1. DRAWING IS PROPOSED TO BE MADE A JEDEC PACKAGE OUTLINE MO-220
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
VARIATION (WGGD-1)—TO BE APPROVED
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
ON THE TOP AND BOTTOM OF PACKAGE
PIN 1
TOP MARK
(NOTE 6)
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.
4.00 ± 0.10
(4 SIDES)
U
20-Lead Plastic QFN (4mm × 4mm)
(Reference LTC DWG # 05-08-1710)
0.50 BSC
0.25 ±0.05
0.70 ±0.05
PACKAGE OUTLINE
UF Package
0.75 ± 0.05
0.200 REF
0.00 – 0.05
2.45 ± 0.10
(4-SIDES)
LTC3209-1/LTC3209-2
R = 0.115
BOTTOM VIEW—EXPOSED PAD
TYP
19
20
0.50 BSC
0.25 ± 0.05
0.38 ± 0.10
1
2
(UF20) QFN 10-04
PIN 1 NOTCH
R = 0.30 TYP
19
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