SMD0805P075TF/12 데이터 시트보기 (PDF) - SUNMATE electronic Co., LTD

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SMD0805P075TF/12

POSITIVE THERMAL COEFFICIENT(PTC)

SUNMATE electronic Co., LTD 

Thermal Derating Curve

Average Time-Current Curve

Derating Curves for SMD0805 Series

160

140

120

100

80

60

40

20

0

-40 -20

0 20 40 60 80

Temperature (°C)

Soldering Parameters

TP

TL

TS(max)

Ramp-up

TS(min)

25

Preheat

Time to peak temperature

(t 25℃ to peak)

Critical Zone

TL to TP

Ramp-down

Time

Average Time Current Curves

100

10

1

0.1

0.01

0.1

1

Current in Amperes

0.05A

0.10A

0.20A

0.35A

0.50A

0.75A

1.00A

1.10A

1.25A

1.50A

10

Reflow Condition

Pre

Heat

-Temperature Min (Ts(min))

-Temperature Max (Ts(max))

- Time (min to max) (ts)

Average ramp up rate ( Liquids

Temp TL) to peak

TS(max) to TL - Ramp-up Rate

Reflo

w

- Temperature (TL)

(Liquids)

- Time (min to max) (ts)

Peak Temperature (TP)

Time within 5°C of actual peak

Temperature (tp)

Ramp-down Rate

Time 25°C to peak Temperature (TP)

Do not exceed

Pb - Free assembly

150°C

200°C

60 -180 Seconds

3°C/second max

3°C/second max

217°C

60 -150 Seconds

260 +0/-5°C

20 - 40 Seconds

6°C/second max

8 minutes Max

260°C

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