B82801C0145A050 datasheet, PDF

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B82801C0145A050: DescriptionCurrent Sense Transformer, 40A, 1:50, ROHS COMPLIANT; CategoryPower management transformer; File Size506KB，9 Pages; ManufacturerTDK Corporation; Websitehttp://www.tdk.com; Environmental Compliance

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B82801C0145A050 Overview

Current Sense Transformer, 40A, 1:50, ROHS COMPLIANT

B82801C0145A050 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	TDK Corporation
package instruction	ROHS COMPLIANT
Reach Compliance Code	compliant
ECCN code	EAR99
high	10 mm
length	14.22 mm
Load Resistance	0.4 Ω
Installation features	SURFACE MOUNT
Maximum operating frequency	500 kHz
Minimum operating frequency	50 kHz
Maximum operating temperature	130 °C
Minimum operating temperature	-40 °C
method of packing	TAPE & REEL
Peak primary current	40 A
physical size	L14.22XB13.46XH10.0 (mm)
primary type	WOUND PRIMARY
secondary inductance	1400 µH
surface mount	YES
Transformer type	CURRENT SENSE TRANSFORMER
Turns ratio (Np:Ns)	1:50
width	13.46 mm

B82801C0145A050 Preview

SMT current sense transformers

EE 12.6

Series/Type:

Date:

B82801C

a~í~=pÜÉÉí

December 2012

EPCOS AG 2012. Reproduction, publication and dissemination of this publication, enclosures

hereto and the information contained therein without EPCOS’ prior express consent is prohibited.

SMT current sense transformers

B82801C

EE12.6

Application

■

Switching power supplies

Feedback control

Overload sensing

Load drop/shut down detection

Features

■

Very low DC resistance

Different turns ratios

Small package

Other pinning on request

RoHS compatible

Marking

Middle block of ordering code

Delivery mode and packing units

■

32 mm blister tape, 330 mm

reel

■

Carton packaging

■

Packing units: 200 pcs./reel;

800 pcs./carton

Please read

Cautions and warnings

and

Important notes

at the end of this document.

12/12

SMT current sense transformers

B82801C

EE12.6

Dimensional drawing

Dimensions in mm

Please read

Cautions and warnings

and

Important notes

at the end of this document.

12/12

SMT current sense transformers

B82801C

EE12.6

Application circuit and pinning

Technical data and measuring conditions

Frequency range

Hi-pot

Inductance L (1-3)

DC resistance R

max

Sensed current

Solderability

50 ... 500 kHz

1500 V AC, 2 s (winding to winding)

100 kHz, 100 mV, @ +25 °C

Measured at +25 °C (specified per winding)

The max. primary current of 40 A causes approx. +40 °C

temperature rise

99.9 Sn, lead-free. Or

Sn96.5Ag3.0Cu0.5: +(245

°C, (3

r03)

Wetting of soldering area

95%

(to IEC 60068-2-58)

+(260

5) °C, (10

1 s) to IEC 60068-2-58

–20 °C … +40 °C,

75% RH

50 Hz, 1 s

°C … +125 °C

Approx. 4.8 g

Resistance to soldering heat

Storage conditions

Test voltage V

test

Operating temperature range

Weight

Please read

Cautions and warnings

and

Important notes

at the end of this document.

12/12

SMT current sense transformers

B82801C

EE12.6

max

With:

max

osc

sense

max

-----------------------------------------

osc

Maximum magnetic flux density in the ferrite core of the current sense transformer

Maximum duty cycle

Number of turns of the secondary winding of the current sense transformer

Effective magnetic area of the ferrite core

Operating frequency of the switching operator IC

sense,max

Maximum output voltage of the measurement signal

Typical value for A

: 12.4 x 10

-6

Typical B

max

: 200 mT

sense

max

----------------------------------

prim

max

With:

prim,max

Resistance of burden resistor

Number of turns on the secondary side of the CT

Maximum primary current (peak current)

sense,max

Maximum output voltage of the measurement signal

Characteristics and ordering codes

min

1.4

5.6

12.6

22.4

Turns ratio DC resistance

max

(m:)

: N

1 : 50

1 : 100

1 : 150

1 : 200

primary

0.28

400

1000

2200

2900

Recomm. Ordering code

Voltage-

time product R

secondary V μs

124

248

372

496

100

150

200

B82801C0145A050

B82801C0565A100

B82801C1265A150

B82801C2245A200

Please read

Cautions and warnings

and

Important notes

at the end of this document.

12/12

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B82801C0145A050 Related Products

	B82801C0145A050	B82801C0565A100	B82801C1265A150	B82801C2245A200
Description	Current Sense Transformer, 40A, 1:50, ROHS COMPLIANT	Current Sense Transformer, 40A, 1:100, ROHS COMPLIANT	Current Sense Transformer, 40A, 1:150, ROHS COMPLIANT	Current Sense Transformer, 40A, 1:200, ROHS COMPLIANT
Is it Rohs certified?	conform to	conform to	conform to	conform to
Maker	TDK Corporation	TDK Corporation	TDK Corporation	TDK Corporation
package instruction	ROHS COMPLIANT	ROHS COMPLIANT	ROHS COMPLIANT	ROHS COMPLIANT
Reach Compliance Code	compliant	compliant	compliant	compliant
ECCN code	EAR99	EAR99	EAR99	EAR99
high	10 mm	10 mm	10 mm	10 mm
length	14.22 mm	14.22 mm	14.22 mm	14.22 mm
Load Resistance	0.4 Ω	1 Ω	2.2 Ω	2.9 Ω
Installation features	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT
Maximum operating frequency	500 kHz	500 kHz	500 kHz	500 kHz
Minimum operating frequency	50 kHz	50 kHz	50 kHz	50 kHz
Maximum operating temperature	130 °C	130 °C	130 °C	130 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 °C
method of packing	TAPE & REEL	TAPE & REEL	TAPE & REEL	TAPE & REEL
Peak primary current	40 A	40 A	40 A	40 A
physical size	L14.22XB13.46XH10.0 (mm)	L14.22XB13.46XH10.0 (mm)	L14.22XB13.46XH10.0 (mm)	L14.22XB13.46XH10.0 (mm)
primary type	WOUND PRIMARY	WOUND PRIMARY	WOUND PRIMARY	WOUND PRIMARY
secondary inductance	1400 µH	5600 µH	12600 µH	22400 µH
surface mount	YES	YES	YES	YES
Transformer type	CURRENT SENSE TRANSFORMER	CURRENT SENSE TRANSFORMER	CURRENT SENSE TRANSFORMER	CURRENT SENSE TRANSFORMER
Turns ratio (Np:Ns)	1:50	1:100	1:150	1:200
width	13.46 mm	13.46 mm	13.46 mm	13.46 mm
Samacsys Description	-	Current Transformer 1:100 1500VAC 0.00028Ohm Prim. DCR 1Ohm Sec. DCR 40000mA Prim. 10Term. Gull Wing SMD	Epcos 40A Surface Mount Current Transformer, 1:150	Current Transformer 1:200 1500VAC 0.00028Ohm Prim. DCR 2.9Ohm Sec. DCR 40000mA Prim. 10Term. Gull Wing SMD

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