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ICP-S Technical Manual 

 

Overcurrent Protection Elements

  

Rev.A 

11/13 

 

8. Application Circuit Example

8-1 Recommended Flow Soldering Conditions

8-2 Recommended Reflow Soldering Conditions

8-3 Recommended Copper Pattern on PCB

25

50

100

100

°

C

(

°

C)

Preheating

Soldering

Manual soldering conditions

Soldering iron temperature: 350

°

C max.

Soldering time: 3 seconds max.

Solder temper

ature

Natural cooling

120

°

C

2 minutes min.

5 minutes min.

1 minute min.

10 seconds min.

230

°

C

260

°

C

150

200

250

300

0

50

100

(

°

C)

Preheating 

speed

A peak temperature of at least 230

°

C is recommended. If the peak temperature is less than 230

°

C, it is recommended to 

make some adjustments, such as the retention of the peak temperature and soldering time longer and an increase in the thickness 
of solder paste.

T

emper

ature

1 to 5

°

C / sec

Preheating

120 to 160

°

C, 

50 to 120 sec

Peak temperature

230 to 260

°

C, 10sec Max.

Cooling

60sec Min.

∗ 

Number of reflow times: 2 TIMES Max.

Reflow soldering 

(High-temperature 

retention time)

200

°

C, 

30 to 60 sec

Reflow heating temperature

1 to 5

°

C / sec

150

200

250

1.8 to 2.4

1.6 to 2.0

4.0 to 5.0

 

 
 

Summary of Contents for ICP-S

Page 1: ...2 0 0 05 1 75 0 1 4 0 0 1 0 4 0 1 0 0 1 1 8 0 1 0 6 1 0 3 2 0 2 2 0 0 1 1 55 0 1 2 5 0 1 3 0 0 1 0 1 0 1 5 TN direction 3 Features 1 Instantly breaks currents with a low potential drop See 3 1 Potenti...

Page 2: ...ent Protection Elements Rev A 2 13 3 1 Potential Drop Comparison ICP S VS Fuse ICP S1 0 Rated Current 1 A 2 0A 1 8A 1 5A 1 0A DC 500mV div NORMAL 10mSEC div Fuse Rated Current 1 A 4 0A 3 0A 2 0A 1 0A...

Page 3: ...ata ICP S1 0 n 5pcs 5lot typ max min 50 0 0 7 0 8 0 9 1 0 1 1 1 2 Ambient temperature Ta C Breaking current ratio 25 0 25 50 75 100 125 Breaking Current vs Ambient Temperature Characteristics ICP S 0...

Page 4: ...rrent of the ICP Is the rated voltage i e the open circuit voltage when the ICP breaks the current 50 V or below Is the breaking current the maximum abnormal current within a range of 2x to 10x of the...

Page 5: ...del with higher ratings Note The inspection and selection of the ICP according to the Joule integral value is absolutely based on the results of the approximation of the current wave form Be sure to i...

Page 6: ...ariety of wave forms The charged wave form is segmented as shown below The Joule heat generated during each segmented period is plotted onto a Joule integral sheet 1 Triangular wave form 0 t Im I2 t I...

Page 7: ...t 2 A The ICP S will break the steady state current in the breaking current area in approximately 100 ms 5 A The ICP S will break the steady state current in the breaking current area in approximately...

Page 8: ...no margin C Effective pulse recommended critical line with margin 0 001 0 01 0 1 1 10 100 1000 10000 0 01 Time msec I 2 t A 2 ms 0 1 1 10 100 1000 10000 100000 I2 t t Characteristic Curve ICP S1 0 Gra...

Page 9: ...necting the peak of each current wave form Test Obtain the approximated value by substituting the values into the formula triangular wave form I2 t 1 3 Im2 t I2 t 1 3 32 A 1ms 3 A2 ms Plotting test Te...

Page 10: ...l wave form Approximation curve for Joule integral calculation 10A 8A 6A 2A 3 5A 0 1ms 0 35ms 0 25ms 0 55ms 0 06ms Item Peak current Im A t ms ms A2 ms Formula Coefficient Im2 t A2 ms No 1 10 0 06 0 0...

Page 11: ...0 seconds min 230 C 260 C 150 200 250 300 0 50 100 C Preheating speed A peak temperature of at least 230 C is recommended If the peak temperature is less than 230 C it is recommended to make some adju...

Page 12: ...ICP S Technical Manual Overcurrent Protection Elements Rev A 12 13 9 Application Circuit Examples 9 1 Power Supply Circuit 9 2 DC DC Converter 9 3 Motor Control ICP ICP ICP M ICP VCC...

Page 13: ...Effective pulse critical line with no margin C Effective pulse recommended critical line with margin 0 001 0 01 0 1 1 10 100 1000 10000 0 01 Time msec I 2 t A 2 ms 0 1 1 10 100 1000 10000 100000 I2 t...

Page 14: ...tion to the peripheral conditions when designing circuits and deciding upon circuit constants in the set Any data including but not limited to application circuit diagrams information described herein...

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