PORT A RSENSE
參數(shù)資料
型號(hào)： LTC4266IGW#PBF
廠商： Linear Technology
文件頁(yè)數(shù)： 20/30頁(yè)
文件大?。?/td> 0K
描述： IC CTRLR IEEE 802.3AT 36-SSOP
產(chǎn)品培訓(xùn)模塊： Power over Ethernet
標(biāo)準(zhǔn)包裝： 32
控制器類(lèi)型： 以太網(wǎng)控制器（IEEE 802.3）
接口： I²C，2 線串口
電源電壓： 3.3V
工作溫度： -40°C ~ 85°C
安裝類(lèi)型： 表面貼裝
封裝/外殼： 36-BSOP（0.295"，7.50mm 寬）
供應(yīng)商設(shè)備封裝： 36-SSOP
包裝： 管件
產(chǎn)品目錄頁(yè)面： 1338 (CN2011-ZH PDF)
LTC4266
27
4266fd
APPLICATIONS INFORMATION
Figure 21. Good PCB Layout Example
4266 F21
PORT A RSENSE
PORT B RSENSE
FOUR LARGE VIAS
TO VEE PLANE
PIN 1
U1
THE PADDLE IS
CONNECTED TO
VEE PINS
KELVIN SENSE TRACE CONNECTS U1
TO VEE THROUGH THE VIAS ON THE RIGHT
EDGE OF VEE PLANE (ON SOME INNER LAYER)
VIAS TO SOURCE PIN OF
THE PORT D MOSFET
LOCATED ON THE OPPOSITE
SIDE OF THE BOARD
HOLE IN VEE PLANE
PORT C RSENSE
PORT D RSENSE
PACKAGE DESCRIPTION
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
GW Package
36-Lead Plastic SSOP (Wide .300 Inch)
(Reference LTC DWG # 05-08-1642)
GW36 SSOP 0204
0° – 8° TYP
0.355
REF
0.231 – 0.3175
(.0091 – .0125)
0.40 – 1.27
(.015 – .050)
7.417 – 7.595**
(.292 – .299)
45°
0.254 – 0.406
(.010 – .016)
2.286 – 2.388
(.090 – .094)
0.1 – 0.3
(.004 – .0118)
2.44 – 2.64
(.096 – .104)
0.800
(.0315)
BSC
0.28 – 0.51
(.011 – .02)
TYP
15.291 – 15.545*
(.602 – .612)
1 2 3 4 5 6 7 8 9 101112131415161718
10.11 – 10.55
(.398 – .415)
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
10.804 MIN
RECOMMENDED SOLDER PAD LAYOUT
7.75 – 8.258
19
36
18
1
0.800 BSC
0.520 ±0.0635
1.40 ±0.127
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
*
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
**
MILLIMETERS
(INCHES)
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
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