HA3801-ALD Coilcraft, HA3801-ALD Datasheet

HA3801-ALD

Manufacturer Part Number

HA3801-ALD

Description

Manufacturer

Coilcraft

Datasheet

1.HA3801-ALD.pdf (1 pages)

Specifications of HA3801-ALD

Lead_time

Pack_quantity

200

Comm_code

85045095

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HA3801-AL_ 166.5

HA3802-AL_ 150.0

HA3803-AL_ 166.5

1. When ordering, please specify packaging code:

2. Inductance is for the primary, measured at 100 kHz, 0.1 Vrms.

3. Peak primary current drawn at minimum input voltage.

0.677

17,20

0.335

8,51

number

Dot indicates pin 1

Packaging: D = 13 machine ready reel. EIA-481 embossed plastic

Part

0.079

2,01

max

L at 0 A

±10%

(µH)

B = Less than full reel. In tape, but not machine ready. To

Flyback Transformers

0.865

21,97

HA380x-AL

tape (200 per full reel).

have a leader and trailer added ($25 charge), use

code letter D instead.

0.693

17,60

0.590

14,98

max

L at Ipk

HA3803-ALD

150.0

135.0

150.0

(µH)

min

0.735 0.0225 0.510 0.985 2.50

0.520 0.0275 0.525 0.770 2.00

0.760 0.101

pri

0.028

0,72

0.004 /0,10

0.098

DCR max (Ohms)

2,5

sec

0.135

3,43

drive

0.500 1.10

Dimensions are in

Specifications subject to change without notice.

Please check our website for latest information.

bias

Recommended

Land Pattern

0.665

16,88

2.05

pri

Leakage L

max (µH)

inches

drive pri:sec

0.45

0.40

0.245

• Isolated synchronous flyback transformers developed for

• Windings optimized for hiccup overload protection

• 1500 Vrms isolation primary and bias to secondary windings

Core material Ferrite

Terminations RoHS tin-silver over tin over nickel over phos bronze.

Other terminations available at additional cost.

Weight 5.0 – 5.3 g

Ambient temperature –40°C to +125°C

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 200 per 13 reel Plastic tape: 44 mm wide,

0.4 mm thick, 28 mm pocket spacing, 9.6 mm pocket depth

PCB washing Only pure water or alcohol recommended

4. DCR for secondary is with windings connected in parallel.

5. Leakage inductance for the primary is with the secondary and drive

6. Turns ratio is with both secondary windings connected in parallel.

7. Output of the secondary is with the windings connected in parallel.

8. Electrical specifications at 25°C.

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

Texas Instruments TPS23753 for use at 125 kHz. Listed as

T2 on SLVU245 for evaluation module TPS23753EVM.

windings shorted; leakage inductance for the drive winding is with the

secondary windings shorted.

10 W output from 36 – 57 V PoE input or 24 V adapter; 6 W output from

12 V adapter. Bias winding output is 10 V, 20 mA.

0.07

1,79

0.098

6.5:1

5.0:1

2.0:1

2,5

Turns ratio

pri:drive pri:bias

3.7:1

3.2:1

4.0:1

For TI TPS23753 PoE Interface

and Converter Controller

2.25:1

2.0:1

Primary

Bias

The secondary windings are to be

connected in parallel on the PC board.

Document 696 Revised 10/28/08

1.2

1.2 12 V, 0.83 A 6.0 V, 10 mA

Ipk

(A)

3.3 V, 3 A

5.0 V, 2 A

Output

Document 696

5.6 V, 10 mA

7.5 V, 10 mA

Secondary

output

Drive

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