Description

• Fast-acting surface mount fuse

• Overcurrent protection of systems up to 125Vac/72Vdc

• High inrush withstand capability

• Solder immersion compatible

Agency Information

•

Recognition File: E19180

Environmental Data

• Operating temperature: -55°C to 125°C

• Mechanical shock: MIL-STD-202, Method 213

• High frequency vibration: MIL-STD-202, Method 204

• Load humidity: MIL-STD-202, Method 103

• Moisture resistance: MIL-STD-202, Method 106

• Resistance to solvents: MIL-STD-202, Method 215

• Thermal shock: MIL-STD-202, Method 107

Ordering

• Specify packaging and product code

(i.e., TR2/6125FF500-R)

Soldering Method

• Wave immersion: 260°C, 10 Sec. max.

• Solder reflow: 260°C, 30 Sec. max.

Electrical Characteristics

% of Amp Rating

Opening Time

100%

4 Hours Minimum

200%

5 Second Maximum

2.6

3.0

(0.102)

(0.118)

4.0

(0.157)

8.6

(0.338)

Recommended Pad Layout - mm (in)

Dimensions - mm (in)

Surface Mount Device

*

AC Interrupting Rating (Measured at designated voltage, 100% power factor); DC Interrupting Rating (Measured at designated voltage, time constant of less than 50

microseconds, battery source)

Specifications

Part

Current

Voltage

Interrupting

DC Cold

Melting

Typical

Number

Rating

Rating

Rating (amps)

Resistance

Voltage

(amps)

Vac

Vdc

125Vac

72Vdc

32Vdc

(m

Ω

Ω) Typ.

Drop (mV)

6125FF500-R

500mA

125

72

50

50

300

750

0.08

605

6125FF750-R

750mA

125

72

50

50

300

350

0.152

433

6125FF1-R

1

125

72

50

50

300

260

0.22

415

6125FF1.25-R

1.25

125

72

50

50

300

171

0.355

410

6125FF1.5-R

1.5

125

72

50

50

300

112

0.456

365

6125FF2-R

2

125

72

50

50

300

49

1.67

160

6125FF2.5-R

2.5

125

72

50

50

300

45

5.20

155

6125FF3-R

3

125

72

50

50

300

35

6.24

153

6125FF3.5-R

3.5

125

72

50

50

300

27

7.28

150

6125FF4-R

4

125

72

50

50

300

26

7.4

145

6125FF5-R

5

125

72

50

50

300

17

9.5

141

6125FF6.3-R

6.3

125

72

50

50

300

14

15.1

135

6125FF7-R

7

125

72

50

50

300

11

37.25

112

6125FF8-R

8

125

72

50

50

300

8.7

70

110

6125FF10-R

10

125

72

50

50

300

7.3

67.75

110

6125FF12-R

12

125

72

50

50

300

5.3

210.59

106

6125FF15-R

15

125

72

50

50

300

4.2

296.10

104

1009

BU-SB09935

Page 1 of 2

Data Sheet 4326

Fast-Acting Subminiature Fuses

6125FF Series