Solder Reflow Recommendations

Profile Feature

Pb-Free Assembly

Preheat / Soak:

Temperature Min. (Tsmin)

Temperature Max. (Tsmax)

Time (ts) from (Tsmin to Tsmax)

150 °C

200 °C

60~120 seconds

Ramp Up Rate (TL to Tp)

3 °C / second max.

Liquidous Temperature (TL)

Time (tL) maintained above TL

217 °C

60~150 seconds

Peak Package Body

Temperature (Tp)

260 °C

Time (tp)* within 5 °C of the

specified classification temperature (Tc) 30 seconds*

Ramp Down Rate (Tp to TL)

6 °C / second max.

Time 25 °C to Peak Temperature

8 minutes max.

TIME

tL

TIME 25 °C TO PEAK

tp

ts

Tsmax

Tsmin

Tp

260

150

10 sec. max.

PREHEATING

TL

25

Tc -5 °C

PREHEAT AREA

MAX. RAMP UP RATE = 3 °C/s

MAX. RAMP DOWN RATE = 6 °C/s

120 seconds

TIME

* Tolerance for peak profile temperature (Tp) is defined as a

supplier minimum and a user maximum.

SF-0603SPA-R Series – Automotive Grade SMD Fuses

Test Items

Reference Standard

Solderability

J-STD-002; Condition B

Resistance to Soldering Heat

MIL-STD-202; Method 210;

Condition B

Moisture Resistance

MIL-STD-202; Method 106

Thermal Shock

MIL-STD-202; Method 107;

Condition B

Mechanical Shock

MIL-STD-202; Method 213;

Condition A

Vibration

MIL-STD-202; Method 201

Terminal Strength

IEC 60115-1 4.32

High Temperature Storage

MIL-STD-202; Method 108

Temperature Cycling

JESD22 Method JA-104,

Test Conditions B and N

Bias Humidity

MIL-STD-202; Method 103

Operational Life

MIL-STD-202; Method 108;

Condition D

Resistance to Solvent

MIL-STD-202; Method 215

Board Flex (Bending)

AEC-Q200-005

Carrying Capacity

UL 248-14

Fusing Time

UL 248-14

Interrupting Ability

UL 248-14

Temperature Rise

UL 248-14

Residual Resistance

UL 248-14

Low Temperature Storage

JESD22-A119

Reliability Tests

Specifications are subject to change without notice.

Users should verify actual device performance in their specific applications.

The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

03/22