參數(shù)資料
型號(hào): PT74344
廠商: BOURNS INC
元件分類(lèi): 電信用變壓器
英文描述: T1/CEPT/ISDN-PRI Transformer
中文描述: TELECOM TRANSFORMER
文件頁(yè)數(shù): 1/1頁(yè)
文件大?。?/td> 144K
代理商: PT74344
PT74344 - T1/CEPT/ISDN-PRI Transformer
Features
Compact surface mount packaging
Contains both transmit and receive
transformer in a single package
Isolation voltage: 1500 Vrms
Lead free version available (see How to
Order)
Lead free versions are RoHS compliant*
Applications
Telecom
Product Dimensions
Electrical Schematic
PT74344
(DATE)
0.46
(.018)
1.27
(.050)
8.89
(.350)
9.15
±
0.25
(.360
±
.010)
8.89
(.350)
1.27
(.050)
0.71
(.028)
16X
Recommended PAD layout
Coplanarity:
TYP.
8.38
(.330)
1.91
(.075)
TYP.
0.38
(.015)
TYP.
1.02
(.040)
TYP.
12.83
(.505)
MAX.
7.1
(.280)
.102
(.004)
MAX.
6.22
(.245)
MAX.
1
2
3
16
14
6
7
8
11
10
9
NOTE: DIMENSIONS ARE EXCLUSIVE OF SOLDER
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCE: ±
0.25
(.010)
Electrical Specifications @ 25
°
C
Turns Ratio ±5 %
............................1:1.15CT & 1CT:2CT
Primary Inductance (mH min.)
..........................................1.20 & 1.20
Primary Leakage Inductance (μH max.)
..........................................0.60 & 0.60
Cww (pF max.) ............................30 & 30
Pri DCR (
max.)....................0.70 & 0.70
Sec DCR (
max.)..................0.70 & 1.00
Primary Pins ............................16-14, 6-8
Operating Temperature (°C) ........0 to +70
*CT : center tap
Packaging Specifications
Tape and Reel* ....................700 pcs./reel
*“E” suffix in part number designates
tape & reel packaging, e.g. PT74344E.
*RHAVALABE
VRSONS
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
03/05
How to Order
PT74344E __
Model
Termination
Blank = Tin-lead
L = Tin only (lead free)
相關(guān)PDF資料
PDF描述
PT74344E T1/CEPT/ISDN-PRI Transformer
PT74344EL T1/CEPT/ISDN-PRI Transformer
PT75161E T1/E1 Transformer
PT75161EL T1/E1 Transformer
PT75426 T3/DS3/E3/STS-1 Transformer
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PT74344E 功能描述:固定電感器 ISDN TRANSFORMER RoHS:否 制造商:AVX 電感:10 uH 容差:20 % 最大直流電流:1 A 最大直流電阻:0.075 Ohms 工作溫度范圍:- 40 C to + 85 C 自諧振頻率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接類(lèi)型:SMD/SMT 封裝 / 箱體:6.6 mm x 4.45 mm
PT74344EL 制造商:Bourns / JW Miller 功能描述:Telecom Transformer 1:1.15CT:1CT:2CT 1500Vrms 0.7Ohm/0.7Ohm Prim. DCR 0.7Ohm/1Ohm Sec. DCR Surface Mount 制造商:Bourns Inc 功能描述:RF TX 0.7OHM PRIM. DCR 1200UH PRIM. INDUCTANCE 1OHM SEC. DCR - Bulk 制造商:Bourns Inc 功能描述:Telecom Transformer 1:1.15CT:1CT:2CT 1500Vrms 0.7Ohm/0.7Ohm Prim. DCR 0.7Ohm/1Ohm Sec. DCR Surface Mount
PT74805 制造商:Datatronic Distribution Inc 功能描述:
PT74926 制造商:DTRON 功能描述:
PT75 功能描述:環(huán)境檢測(cè)設(shè)備 PRESSURE TRANSDUER RoHS:否 制造商:Fluke 設(shè)備類(lèi)型:Vibration Meter 測(cè)量?jī)x器:Vibration