LTC4354CDDB LINER [Linear Technology], LTC4354CDDB Datasheet - Page 11

• Manufacturer Part Number: LTC4354CDDB
• Description: Negative Voltage Diode-OR Controller and Monitor
• Manufacturer: LINER [Linear Technology]

PACKAGE DESCRIPTIO
2.50 ±0.05
NOTE:
1. DRAWING CONFORMS TO VERSION (WECD-1) IN JEDEC PACKAGE OUTLINE M0-229
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 ON THE TOP AND BOTTOM OF PACKAGE
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.15 ±0.05
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
0.25 ± 0.05
0.61 ±0.05
(2 SIDES)
.030 ±.005
2.20 ±0.05
(2 SIDES)
(0.203 – 0.254)
.008 – .010
TYP
NOTE:
1. DIMENSIONS IN
2. DRAWING NOT TO SCALE
3. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
.245
MIN
0.50 BSC
RECOMMENDED SOLDER PAD LAYOUT
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
(0.254 – 0.508)
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.
.010 – .020
.050 BSC
0.675 ±0.05
PACKAGE
OUTLINE
(0.406 – 1.270)
(MILLIMETERS)
.016 – .050
U
8-Lead Plastic Small Outline (Narrow .150 Inch)
INCHES
× 45°
(SEE NOTE 6)
8-Lead Plastic DFN (3mm × 2mm)
(Reference LTC DWG # 05-08-1702)
(Reference LTC DWG # 05-08-1610)
TOP MARK
PIN 1 BAR
.045 ±.005
.160 ±.005
0.200 REF
0°– 8° TYP
DDB Package
S8 Package
(5.791 – 6.197)
.228 – .244
3.00 ±0.10
(2 SIDES)
(1.346 – 1.752)
(0.355 – 0.483)
.053 – .069
.014 – .019
TYP
8
1
0.75 ±0.05
2.00 ±0.10
(2 SIDES)
(4.801 – 5.004)
.189 – .197
7
2
NOTE 3
0 – 0.05
6
3
0.56 ± 0.05
(2 SIDES)
5
4
(1.270)
.050
BSC
BOTTOM VIEW—EXPOSED PAD
0.25 ± 0.05
(3.810 – 3.988)
R = 0.115
(0.101 – 0.254)
.150 – .157
.004 – .010
NOTE 3
TYP
4
SO8 0303
5
2.15 ±0.05
(2 SIDES)
LTC4354
8
1
0.50 BSC
0.38 ± 0.10
PIN 1
CHAMFER OF
EXPOSED PAD
11
(DDB8) DFN 1103
4354f