6125FF Series Fast-Acting Subminiature Surface Mount Fuses - 伊顿EATON Bussmann series产品资料中心

　　
* 6125FF Ratings above 2 amps are not recommended for new designs.
* Recommended replacement for 2A+ rating is the CB61F series.

Description

• Fast-acting surface mount fuse

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

• High inrush withstand capability

• Solder immersion compatible

Electrical Characteristics

% of Amp Rating	Opening Time
100%	4 Hours Minimum
200%	5 Second Maximum

Agency Information

• UR(UL) 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.

Dimensions - mm (in)

Specifications

Part Number	Current Rating (amps)	Voltage Rating		Interrupting Rating (amps)			DC Cold Resistance (mΩ) Typ.	Melting I2t (A2 sec)	Typical Voltage Drop (mV)
Part Number	Current Rating (amps)	Vac	Vdc	125Vac	72Vdc	32Vdc	DC Cold Resistance (mΩ) Typ.	Melting I2t (A2 sec)	Typical Voltage 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	1A	125	72	50	50	300	260	0.22	415
6125FF1.25-R	1.25A	125	72	50	50	300	171	0.355	410
6125FF1.5-R	1.5A	125	72	50	50	300	112	0.456	365
6125FF2-R	2A	125	72	50	50	300	49	1.67	160
6125FF2.5-R	2.5A	125	72	50	50	300	45	5.20	155
6125FF3-R	3A	125	72	50	50	300	35	6.24	153
6125FF3.5-R	3.5A	125	72	50	50	300	27	7.28	150
6125FF4-R	4A	125	72	50	50	300	26	7.4	145
6125FF5-R	5A	125	72	50	50	300	17	9.5	141
6125FF6.3-R	6.3A	125	72	50	50	300	14	15.1	135
6125FF7-R	7A	125	72	50	50	300	11	37.25	112
6125FF8-R	8A	125	72	50	50	300	8.7	70	110
6125FF10-R	10A	125	72	50	50	300	7.3	67.75	110
6125FF12-R	12A	125	72	50	50	300	5.3	210.59	106
6125FF15-R	15A	125	72	50	50	300	4.2	296.10	104

* 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)

** Typical Melting I2

t (Measured at 72Vdc, 10X rated current (not exceed 50A - IR @ 72Vdc)

Time-Current Curve

Packaging Code

Packaging Code Prefix	Description
TR2	5,000 fuses on tape-and-reel on a 13 inch (330mm) reel