Datasheet > 2745AK2

2745AK2

更新时间： 2024-02-03 17:30:03

品牌	Logo	应用领域
BEL		变压器
页数	文件大小	规格书
2页	43K
描述
HIGH FREQUENCY MAGNETICS T1/E1 Through Hole Shielded Transformers

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技术参数
数据手册

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2745AK2 技术参数

生命周期：	Obsolete	Reach Compliance Code：	compliant
ECCN代码：	EAR99	风险等级：	5.84
其他特性：	TURNS RATIO: 1:1.14CT	高度：	8.89 mm
长度：	14.22 mm	安装特点：	THROUGH HOLE MOUNTED
最高工作温度：	85 °C	最低工作温度：	-40 °C
物理尺寸：	14.22mm X 11.68mm X 8.89mm	表面贴装：	NO
变压器类型：	TELECOM TRANSFORMER	宽度：	11.68 mm

2745AK2 数据手册

HIGH FREQUENCY MAGNETICS

T1/E1 Through Hole Shielded Transformers

TM00125

•

Operate as line-interface pulse transformers in DS1

and CEPT applications

•

Meets IEC 695, 2-2 flammability requirements

PWB Process Capability: standard printed wiring board

assembly techniques, total-immersion cleaning

Interwinding electrostatic shield for minimum

capacitance and maximum EMI suppression

•

Reliability testing: Shock, vibration, temperature cycling,

temperature - humidity - bias

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

ELECTRICAL SPECIFICATIONS AT 25° C

Typical

Minimum

Interwinding

Breakdown

Voltage

Nominal

Inductance ¹

Turns Ratio

mH Min

DCR

Ω

max

Leakage

Inductance²

µH max

Effective

Distributed

Capacitance

Interwinding

Capacitance

pF max

Part Number

±2%

Vrms

(3-1) : (4-6)

1 : 1.36 CT

1 : 1.14 CT

(3-1)

1.24

1.25

(3-1)

1.58

0.87

(4-6)

(3-1)

3.3

(3-1)

(3-1) to (4-6)³

2745H2

0.50

0.78

850

2745AK2

2.0

1000

1. measured at 10 kHz, 0.1 Vac

2. measured at 100 kHz, 0.1 Vac

3. with 2 grounded

SCHEMATIC

2745H2

2745AK2

5 CT

1 : N

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

T1-55

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