Littelfuse Fixed Voltage Single Port Series MS-012 Bedienungsanleitung PDF herunterladen (Seite 3)

103

SIDACtor

Protection Thyristors

Speciﬁcations are subject to change without notice.

Please refer to www.littelfuse.com for current information.

Fixed Voltage Single

SLIC Protection

-8

-40 -20 0 20 40 60 80 100 120 140 160

-6

-4

Junction Temperature (T

) – °C

Percent of V

Change – %

25 °C

25°C

Case Temperature (T

) - ºC

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

-40 -20 0 20 40 60 80 100 120 140 160

Ratio of

= 25ºC)

Normalized V

Change vs. Junction Temperature

Normalized DC Holding Current vs. Case Temperature

Time

Temperature

S(max)

S(min)

time to peak temperature

(t 25ºC to peak)

Ramp-down

Ramp-up

Preheat

Critical Zone

to T

Figure 1

Soldering Parameters

Physical Speciﬁcations

Environmental Speciﬁcations

Lead Material Copper Alloy

Terminal Finish 100% Matte-Tin Plated

Body Material

UL recognized epoxy meeting ﬂammability

classiﬁcation 94V-0

High Temp Voltage

Blocking

80% Rated V

DRM

¡$PS¡$PS

1008 hrs. MIL-STD-750 (Method 1040) JEDEC,

JESD22-A-101

Temp Cycling

¡$UP¡$NJOEXFMMVQUP

cycles. MIL-STD-750 (Method 1051) EIA/JEDEC,

JESD22-A104

Biased Temp &

Humidity

52 V

¡$3)VQUPIST&*"

JEDEC, JESD22-A-101

High Temp Storage

¡$IST.*-45%.FUIPE

JEDEC, JESD22-A-101

Low Temp Storage -65°C, 1008 hrs.

Thermal Shock

¡$UP¡$NJOEXFMMTFDUSBOTGFS

10 cycles. MIL-STD-750 (Method 1056) JEDEC,

JESD22-A-106

Autoclave (Pressure

Cooker Test)

¡$3)BUNVQUPIST&*"

JEDEC, JESD22-A-102

Resistance to Solder

Heat

¡$TFDT.*-45%.FUIPE

Moisture Sensitivity

Level

3)¡$ISTSFnPXDZDMFT

¡$1FBL+&%&$+45%-FWFM

Reﬂow Condition

Pb-Free assembly

(see Fig. 1)

Pre Heat

- Temperature Min (T

s(min)

)

¡$

- Temperature Max (T

s(max)

)

¡$

- Time (Min to Max) (t

)

60-180 secs.

Average ramp up rate (Liquidus Temp (T

)

to peak)

3°C/sec. Max.

S(max)

to T

- Ramp-up Rate

3°C/sec. Max.

Reﬂow

- Temperature (T

) (Liquidus)

¡$

- Temperature (t

)

60-150 secs.

Peak Temp (T

) ¡$

Time within 5°C of actual Peak Temp (t

)

30 secs. Max.

Ramp-down Rate 6°C/sec. Max.

Time 25°C to Peak Temp (T

)

8 min. Max.

Do not exceed ¡$

1 2 3 4

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