LT1943 View Datasheet(PDF) - Linear Technology

Part Name

Description

Manufacturer

LT1943

High Current Quad Output Regulator for TFT LCD Panels

Linear Technology 

LT1943

PACKAGE DESCRIPTIO

FE Package

28-Lead Plastic TSSOP (4.4mm)

(Reference LTC DWG # 05-08-1663)

Exposed Pad Variation EB

4.75

(.187)

6.60 ±0.10

4.50 ±0.10

SEE NOTE 4

2.74

(.108)

0.45 ±0.05

EXPOSED

PAD HEAT SINK

ON BOTTOM OF

PACKAGE

1.05 ±0.10

0.65 BSC

RECOMMENDED SOLDER PAD LAYOUT

4.30 – 4.50*

(.169 – .177)

0.25

REF

0° – 8°

9.60 – 9.80*

(.378 – .386)

4.75

(.187)

28 2726 25 24 23 22 21 20 19 18 1716 15

2.74

(.108)

6.40

(.252)

BSC

1 2 3 4 5 6 7 8 9 10 11 12 13 14

1.20

(.047)

MAX

0.09 – 0.20

(.0035 – .0079)

0.50 – 0.75

(.020 – .030)

NOTE:

1. CONTROLLING DIMENSION: MILLIMETERS

2. DIMENSIONS ARE IN MILLIMETERS

(INCHES)

3. DRAWING NOT TO SCALE

0.65

(.0256)

BSC

0.195 – 0.30

(.0077 – .0118)

TYP

4. RECOMMENDED MINIMUM PCB METAL SIZE

FOR EXPOSED PAD ATTACHMENT

*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH

SHALL NOT EXCEED 0.150mm (.006") PER SIDE

0.05 – 0.15

(.002 – .006)

FE28 (EB) TSSOP 0204

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.

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