SR70 데이터 시트보기 (PDF) - Littelfuse, Inc

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SR70

TVS Diode Arrays (SPA®Diodes) Lightning Surge Protection- SR70 Series

Littelfuse, Inc 

TVS Diode Arrays (SPA® Diodes)

Lightning Surge Protection- SR70 Series

Clamping Voltage vs. IPP

16

14

12

10

8

6

4

2

0

0

5

10

15

20

25

30

35

40

Peak Pulse Current-IPP (A)

Soldering Parameters

Reflow Condition

Pb – Free assembly

- Temperature Min (Ts(min))

Pre Heat - Temperature Max (Ts(max))

- Time (min to max) (ts)

Average ramp up rate (Liquidus) Temp

(TL) to peak

TS(max) to TL - Ramp-up Rate

Reflow

- Temperature (TL) (Liquidus)

- Temperature (tL)

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

150°C

200°C

60 – 180 secs

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

Product Characteristics

Lead Plating

Lead Material

Lead Coplanarity

Substitute Material

Body Material

Flammability

Matte Tin

Copper Alloy

0.0004 inches (0.102mm)

Silicon

Molded Epoxy

UL 94 V-0

Notes :

1. All dimensions are in millimeters

2. Dimensions include solder plating.

3. Dimensions are exclusive of mold flash & metal burr.

4. Blo is facing up for mold and facing down for trim/form, i.e. reverse trim/form.

5. Package surface matte finish VDI 11-13.

TP

TL

TS(max)

TS(min)

25

Ramp-up

Preheat

tS

time to peak temperature

tP

Critical Zone

TL to TP

tL

Ramp-down

Time

Ordering Information

Part Number

SR70-02CTG

Package

SOT143

Marking

702C

Min. Order Qty.

3000

Part Numbering System

SR 70 – 02 C T G

G= Green

Series

Number of

Channels

T= Tape & Reel

Package

C: SOT143-4

© 2017 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 02/23/17

Part Marking System

702C

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