◆ UBF RU30　(30V)
 
◆Electrical Characteristics
 

Part No		Figure / Lead Option	lhold (A)	Itrip (A)	Vmax (V)	Imax (A)	Pd typ (W)	Max. (A)	Time-to-trip  (s)	R min (Ω)	R1 Max  (Ω)
UBF	RU30090	Fig. 1, Ø0.51, Sn/CuFe	0.90	1.8	30	40	0.6	4.5	5.9	0.070	0.22
UBF	RU30110	Fig. 1, Ø0.51, Sn/CuFe	1.10	2.2	30	40	0.7	5.5	6.6	0.050	0.17
UBF	RU30135	Fig. 1, Ø0.51, Sn/CuFe	1.35	2.7	30	40	0.8	6.75	7.3	0.040	0.13
UBF	RU30160	Fig. 1, Ø0.51, Sn/CuFe	1.60	3.2	30	40	0.9	8.5	8.0	0.030	0.11
UBF	RU30185	Fig. 1, Ø0.51, Sn/CuFe	1.85	3.7	30	40	1.0	9.25	8.7	0.030	0.09
UBF	RU30250	Fig. 2, Ø0.81, Sn/CuFe	2.50	5.0	30	40	1.2	12.5	10.3	0.020	0.07
UBF	RU30300	Fig. 2, Ø0.81, Sn/CuFe	3.0	6.0	30	40	2.0	15.0	10.8	0.020	0.08
UBF	RU30400	Fig. 2, Ø0.81, Sn/CuFe	4.0	8.0	30	40	2.5	20.0	12.7	0.010	0.05
UBF	RU30500	Fig. 2, Ø0.81, Sn/CuFe	5.0	10.0	30	40	3.0	25.0	14.5	0.010	0.05
UBF	RU30600	Fig. 2, Ø0.81, Sn/CuFe	6.0	12.0	30	40	3.5	30.0	16.0	0.005	0.04
UBF	RU30700	Fig. 2, Ø0.81, Sn/CuFe	7.0	14.0	30	40	3.8	35.0	17.5	0.005	0.03
UBF	RU30800	Fig. 2, Ø0.81, Sn/CuFe	8.0	16.0	30	40	4.0	40.0	18.8	0.005	0.02
UBF	RU30900	Fig. 2, Ø0.81, Sn/CuFe	9.0	18.0	30	40	4.2	45.0	20.0	0.005	0.02

 
 
◆Comment
 

Ihold	Hold current is the maximum current that UB Fuse can pass through without interruption at 20°C unless otherwise specified.
Itrip	Trip current is the minimum current that will switch the device from low resistance state to high resistance state at 20°C unless specified.
Vmax	The maximum voltage device can withstand without damage at rated current.
Imax	The maximum current device can withstand without damage at rated voltage.
Pd	The power dissipated from device when in the tripped state at 20°C unless otherwise specified.
R min	The minimum resistance of device as received from the factory at 20°C unless otherwise specified.
R max	The maximum resistance of device as received from the factory at 20°C unless otherwise specified.
R1max	The maximum resistance of device when measured one hour post trip at 20°C unless otherwise specified.
Max. Time-to-trip	The maximum time for device to trip at specified current ratings at 20°C unless otherwise specified.

 
 
◆ Environmental Characteristics
 

Test	Test Conditions	Resistance Change
Passive Aging	+85°C, 1000 hours	±5% typical resistance change
Humidity Aging	+85°C, 85% R.H., 7 days	±5% typical resistance change
Thermal Shock	+85°C to -40°C, 10 times MIL-STD-202, Method 107G	±5% typical resistance change
Vibration	MIL-STD-883C, Condition A	No change
Solvent resistance	MIL-STD-202, Method 215	No change

 
 
 
 

◆Dimensions

 

	A	B	C		D	E
Part No	Max.	Max.	Max.	Min.	Max.	Max.
UBF RU30090	7.4	12.7	4.3	5.8	7.6	3.0
UBF RU30110	7.4	12.7	4.3	5.8	7.6	3.0
UBF RU30135	7.4	12.7	4.3	5.8	7.6	3.0
UBF RU30160	7.4	12.7	4.3	5.8	7.6	3.0
UBF RU30185	7.4	12.7	4.3	5.8	7.6	3.0
UBF RU30250	7.6	13.5	4.3	5.8	7.6	3.0
UBF RU30300	7.9	13.7	4.3	5.8	7.6	3.0
UBF RU30400	9.4	14.5	4.3	5.8	7.6	3.0
UBF RU30500	10.2	15.2	4.3	5.8	7.6	3.0
UBF RU30600	11.2	15.8	4.3	5.8	7.6	3.0
UBF RU30700	12.8	17.5	4.3	5.8	7.6	3.0
UBF RU30800	14.5	19.1	4.3	5.8	7.6	3.0
UBF RU30900	16.3	20.8	4.3	5.8	7.6	3.0

 
 
 
●NOTE:
 
All drawings are not in scale and layout may vary. 
All parts dimension is in millimeter unless otherwise specified.
Radial-leaded parts are not designed for reflow soldering.
 
 
●Lead Materials: 
 
UBF RX30090 – 250, Tin plated Copper Steel, Ø 0.51mm / 0.205mm2  / 24 AWG
UBF RX30300 – 900, Tin plated Copper, Ø 0.81mm / 0.52mm2  / 20 AWG
 
●Insulation Materials:     Cured, flame-retardant epoxy polymer that meets UL94V-0
 
●Agency Approval:
 

UL File Number	E 119550
c-UL File Number	E 119550
TUV File Number	Pending

 
 

 
 
◆Typical Thermal Derating Chart - Ihold (A)
 

Part No	-40	-20	0	20	40	60	85
UBF RU30090	1.32	1.17	1.04	0.90	0.75	0.61	0.47
UBF RU30110	1.62	1.43	1.27	1.10	0.91	0.75	0.57
UBF RU30135	1.98	1.76	1.55	1.35	1.12	0.92	0.70
UBF RU30160	2.35	2.08	1.84	1.60	1.33	1.09	0.83
UBF RU30185	2.72	2.41	2.13	1.85	1.54	1.26	0.96
UBF RU30250	3.68	3.25	2.88	2.50	2.08	1.70	1.30
UBF RU30300	4.41	3.90	3.45	3.00	2.49	2.04	1.56
UBF RU30400	5.80	5.20	4.60	4.00	3.32	2.72	2.08
UBF RU30500	7.35	6.50	5.75	5.00	4.15	3.40	2.60
UBF RU30600	8.82	7.80	6.90	6.00	4.98	4.08	3.12
UBF RU30700	10.25	9.10	8.05	7.00	5.81	4.76	3.64
UBF RU30800	11.76	10.40	9.20	8.00	6.64	5.44	4.16
UBF RU30900	13.23	11.70	10.35	9.00	7.47	6.12	4.68

 
 

 
 
◆Typical Time To Trip Curve at 20°C
 

 
 

 
 
◆Packaging Information
 

Part No	-1 Loose Pack Quantity	-2 Tape & Reel Quantity	-3 Ammo Pack Quantity
UBF RU30090	500	3000	2000
UBF RU30110	500	3000	2000
UBF RU30135	500	3000	2000
UBF RU30160	500	3000	2000
UBF RU30185	500	3000	2000
UBF RU30250	500	3000	2000
UBF RU30300	500	2500	1000
UBF RU30400	500	1500	1000
UBF RU30500	250	1500	1000
UBF RU30600	250	1500	1000
UBF RU30700	250	1500	1000
UBF RU30800	250	Not available	Not available
UBF RU30900	250	Not available	Not available

 
 
◆ Tape and Reel Specifications per EIA468-B
 

Description	EIA Mark	Dimension	Tolerance
Carrier tape width	W	18	-0.5/+1.0
Hold-down tape width	W4	11	Minimum
Top distance between tape edges	W6	3	Maximum
Sprocket hole position	W5	9	-0.5/+0.75
Sprocket hole diameter	D0	4	±0.2
Abscissa to plane (kinked lead) UBF RU30090 - 250	H0	16.0	±0.5
Abscissa to plane (straight lead) UBF RU30300 - 700	H	18.5	±2.5
Abscissa to top UBF RU30090 - 300	H1	32.2	Maximum
Abscissa to top UBF RU30400 - 700	H1	47.5	Maximum
Overall width w/lead protrusion UBF RU30090 - 300	C1	43.2	Maximum
Overall width w/lead protrusion UBF RU30400 - 700	C1	58	Maximum
Overall width w/o lead protrusion UBF RU30090 - 300	C2	42.5	Maximum
Overall width w/o lead protrusion UBF RU30400 - 700	C2	57	Maximum
Lead protrusion	L1	1.0	Maximum
Protrusion of cut-out	L	11.0	Maximum
Protrusion beyond hold-down tape	I2	Not specified	--
Sprocket hole pitch	P0	12.7	±0.3
Device pitch UBF RU30090 - 300	--	12.7	±0.3
Device pitch UBF RU30400 - 700	--	25.4	±0.6
Pitch tolerance	--	20 consecutive	±1
Tape thickness	t	0.9	Maximum
Overall tape and lead thickness BFRU30090 - 250	t1	1.5	Maximum
Overall tape and lead thickness BFRU30300 - 700	t1	2.3	Maximum
Splice sprocket hole alignment	--	0	±0.3
Body lateral deviation	△h	0	±1.0
Body tape plane deviation	△p	0	±1.3
Ordinate to adjacent component lead UBF RU30090 - 300	P1	3.81	±0.7
Ordinate to adjacent component lead UBF RU30400 - 700	P1	7.62	±0.7
Lead spacing UBF RU30090 - 400	F	5.08	+0.75/-0.5
Lead spacing UBF RU30500 - 700	F	10.2	+0.75/-0.5
Reel width UB FRU30090 - 400	w2	56.0	Maximum
Reel width UBF RU30500 - 700	w2	63.5	Maximum
Reel diameter	a	370.0	Maximum
Space between flanges less device	w1	4.75	±3.25
Arbor hole diameter	c	26.0	±12.0
Core diameter	n	91.0	Maximum
Box	--	64/372/362	Maximum
Consecutive missing places	--	None	--
Empty places per reel	--	0.1%	Maximum