SUPERWORLD ELECTRONICS (S) PTE LTD

18.04.2008

PG. 5

PDC1040C SERIES

SMD Power Inductors (Lead Free)

8. ELECTRICAL CHARACTERISTICS :

1. Ambient temp : 25°C

0

Saturation Current (Isat)

Isat @ L > 70% L

by step increase to the load component.

2. Applied Current : DC Current, the current shall be step

L : test inductance with DC current

L : the initial inductance without DC current

0

Component should be stabilized at normal condition for

30

Within 3

Within 3

30

Times (min.)

60

seconds

Preheating

Measure at room temperature after placing for 24 hrs.

Component should be stabilized at normal condition for

Component should be stabilized at normal condition for

Component should be stabilized at normal condition for

All electrical and mechanical parameters within tolerance

1. Ambient temp : 25°C with inhibitive ventilation condition:

2. Applied Current : DC Current, the current shall be step

by step increase to the load component.

Life Test

1. Appearance : No damage

2. All electrical and mechanical parameters within

Drop 10 times on a concrete floor from a

Idc(Irms) @

< 45°C

surface temperature increase not more than 45°C

scope in room temperature, the test component

a. T is the component surface temperature rise

b. Body should not be damaged

Electrical Characteristics Test

Heat Rated Current (Irms)

Drop

height of 1m.

Temperature Cycle

(Thermal Shock)

tolerance

24±2 hours before test.

No mechanical damage

+85±3

-40±3

Total : 10 cycles

3

2

4

1

25±2

25±2

Time : 500+24/-0 hrs

Conditions of 1 cycle.

24±2 hours before test.

Temperature (°C)

Step

2. Inductance change : Within ±10% of initial value

1. Appearance : No damage

1. Appearance : No damage

2. All electrical and mechanical parameters within

Humidity Resistance

High Temperature

Life Test

Low Temperature

tolerance

Reliability Test

Solder Heat Resistance

Temperature : 40±2°C

Time : 500+24/-0 hrs

Temperature : 85±3°C

24±2 hours before test.

Temperature : -40±3°C

Humidity : 90% to 95%

Applied Current : Rated Current

Time : 500±12 hours

24±2 hours before test.

150°C

Solder Temperature : 260±5°C

Dip Time : 10±1sec.

Preheat time : 1 min

Preheat : 150°C

260°C

10±1

seconds

Dipping Natural

cooling

TEST CONDITION

Preheating

60

seconds

JUDGEMENT STANDARD

should be covered with solder.

More than 90% of the terminal electrode

Mechanical Performance Test

Solderability Test

ITEM

Solder Temperature : 245±5°C

Flux for lead free : rosin

Dip Time : 5±1sec.

245°C

150°C

Solder : lead free (recommend)

Preheat : 150°C, 60sec.

cooling

Natural

5±1

seconds

Dipping

NOTE : Specifications subject to change without notice. Please check our website for latest information.