GA2972-AL COILCRAFT [Coilcraft lnc.], GA2972-AL Datasheet

GA2972-AL

Manufacturer Part Number

GA2972-AL

Description

SMT PFC Boost Inductor

Manufacturer

COILCRAFT [Coilcraft lnc.]

Datasheet

1.GA2972-AL.pdf (2 pages)

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1. Inductance measured at 100 kHz, 1.1 Vrms, 0 Adc using an Agilent/

2. SRF tested on an Agilent/HP 4192A.

3. DC current at which the inductance drops the specified amount from its

4. Current that causes the specified temperature rise from 25°C ambient.

5. Electrical specifications at 25°C.

Refer to Doc 362 “Soldering Surface Mount Components” before soldering.

GA2972-AL

number

HP 4263B impedance analyzer or equivalent.

value without current.

Part

SMT PFC Boost Inductor

Inductance

±10% (µH)

330

DCR max (Ohms)

0.30

pri

These parts are preproduction products for electrical evaluation only.

0.35

aux

Specification subject to change without notice.

(MHz)

SRF

1.2

Turns ratio

pri : aux

8 : 1

• Designed to operate in 100 Watt applications.

• Referenced as L

• Auxiliary winding provides zero current detection (ZCD)

• 500 Vrms winding to winding and winding to core isolation

Core material Ferrite

Terminations RoHS compliant tin-silver over tin over nickel over

phos bronze. Other terminations available at additional cost.

Weight 27 g

Ambient temperature –40°C to +85°C with Irms current, +85°C to

+125°C with derated current

Storage temperature Component: –40°C to +125°C.

Packaging: –40°C to +80°C

Resistance to soldering heat Max three 40 second reflows at

+260°C, parts cooled to room temperature between cycles

Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /

85% relative humidity)

Failures in Time (FIT) / Mean Time Between Failures (MTBF)

38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332

Packaging 24 parts per tray

PCB washing Only pure water or alcohol recommended

Dimensions are in

26,92

0.551

1.06

14,0

information and can also supply power to the NCP1606.

max

10% drop 20% drop 30% drop 20°C rise 40°C rise

4.2

1.26

32,0

inches

Dot indicates pin 1

1.169

1.024

29,7

26,0

max

BOOST

Isat (A)

4.5

in application note AND8282/D.

0.043

0.197

Document 657-1 Revised 01/22/09

1,1

5,0

For ON Semiconductor

NCP1606 PFC Controller

0.004 / 0,10

4.8

0.085

2,16

0.197

5,0

Document 657 -1

0.083

Recommended

2,11

1.7

Land Pattern

Irms (A)

1.160

29,45

Aux

Pri

2.3

Related parts for GA2972-AL

GA2972-AL Summary of contents

Page 1

... DCR max (Ohms) Part Inductance 1 number ±10% (µH) pri aux GA2972-AL 330 0.30 0.35 1. Inductance measured at 100 kHz, 1.1 Vrms, 0 Adc using an Agilent/ HP 4263B impedance analyzer or equivalent. 2. SRF tested on an Agilent/HP 4192A current at which the inductance drops the specified amount from its value without current. ...

Page 2

... SMT PFC Boost Inductor – GA2972- Current 10000 1000 100 10 0.01 0.1 Current (A) Irms Derating 120 110 100 -40 - Ambient temperature (°C) These parts are preproduction products for electrical evaluation only. © Coilcraft, Inc. 2009 ...

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