2771H

更新时间： 2024-02-17 10:25:59

品牌	Logo	应用领域
BEL		变压器
页数	文件大小	规格书
2页	42K
描述
HIGH FREQUENCY MAGNETICS T1/E1 Dual Ratio Surface Mount Transformer

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技术参数
数据手册

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2771H 技术参数

是否无铅：	含铅	是否Rohs认证：	不符合
生命周期：	Active	Reach Compliance Code：	not_compliant
ECCN代码：	EAR99	风险等级：	5.76
Is Samacsys：	N	连接器类型：	TELECOM AND DATACOM CONNECTOR
Base Number Matches：	1

2771H 数据手册

HIGH FREQUENCY MAGNETICS

T1/E1 Dual Ratio Surface MountTransformer

TM00135

•

Operating temperature range: -40° C to +85° C

Meets IEC 695, 2-2 flammability requirements

•

Operates at the T1 rate of 1.544 Mb/s and the E1 rate

of 2.048 Mb/s

Provides two ratios to handle both 75Ω and 120Ω

lines

PWB Process Capability: standard printed wiring board

assembly techniques, total-immersion cleaning

Minimum Interwinding Breakdown Voltage of 1500

Vrms

•

Reliability testing: Shock, vibration, temperature cycling,

temperature - humidity - bias

ELECTRICAL SPECIFICATIONS AT 25° C

DCR

Interwinding

Capacitance

pF max

Leakage

Inductance³

µH max

Turns Ratio

±2%

Inductance²

mH min

Minimum

Interwinding

Breakdown

Voltage

Ω

max

Part Number

(4-1) :

(5-2)

(4-1) :

Vrms

(4-1):(5-2) (4-1):(5-8)¹

(4-1)

(5-2)

(5-8)¹

(4-1)⁴

(4-1)⁵

(5-8)¹

2771H

1 : 1.08

1 : 1.36

1.85

0.74

3.2

4.0

1.3

1500

1. connect 2 to 3

2. measured at 10 kHz, 0.1 Vac

3. measured at 100 kHz, 0.1 Vac

4. with (5-8) shorted and 2 & 3 connected

5. with (5-2) shorted

SCHEMATIC

2771H

1 : 1.08

1 : 1.36

Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com

T1-79

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