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Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

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Aolittel Technology Co.,Ltd

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Country/Region	china
City & Province	dongguan guangdong
Categories	Switches

Product Details

Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

INTRODUCTION

To wind the alkaline less ceramic core with metal alloy resistance wire and coating with silicon resin which makes wire wound resistor KNP series
Small in size comparatively than other kind resistor
Electrical and Mechanical stability and high reliability

FEATURES

High stable pulse characteristics!
Meet JIS-C-5201 requirements!
Super heat dissipation!
Low noise!
No annual shift on resistance value!
Special tight tolerance are available on request

External dimensions (Unit:mm)

P type

The 5th color band; KNP type in ‘Black’, NKNP type in ‘Green’

Type		Dimensions
Normal Size	Small Size	I±2.0	L±1.0	ψD	ψd±0.05	H±2.0
KNP1/2W, NKNP1/2W	KNP1WS, NKNP1WS	60	9.0	3.2±0.5	0.50	28
KNP1W, NKNP1W	KNP2WS,NKNP2WS	60	11.5	4.5±1.0	0.68	25
KNP1W, NKNP1W	KNP2WS,NKNP2WS	73	11.5	4.5±1.0	0.68	31
KNP2W, NKNP2W	KNP3WS,NKNP3WS	60	15.5	5.0±1.0	0.68	23
KNP2W, NKNP2W	KNP3WS,NKNP3WS	81	15.5	5.0±1.0	0.68	33
KNP3W, NKNP3W	KNP5WS, NKNP5WS	94	17.5	6.0±1.0	0.68	38
KNP5W,NKNP5W		94	24.5	8.0±1.0	0.68	35

Axial Lead Taping

Txx Type

Type

Taping

Dimensions

Normal Size

Small Size

L1-L2

Max.

KNP 1/2W

KNP 1WS

T52

9.0±1.0

52±1.0

5±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

KNP 1W

KNP 2WS

T52

11.5±1.0

52±1.0

5±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

T66

11.5±1.0

66±1.0

5±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

KNP2W

KNP 3WS

T52

15.5±1.0

52±1.0

10±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

T73

15.5±1.0

73±1.0

10±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

KNP3W

KNP5WS

T84

17.5±1.5

84±1.0

10±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

KNP5W

T84

24.5±1.0

84±1.0

10±0.5

1.0

6±0.5

1.2

3.0

0.6

0.5

MB Type &M Type&MK Type

Watts	Dimensions (mm)
Watts	D	L	P±1.0	H1±1.0	H2±0.5	t±0.15	qMax
1/2w,1ws	3.2±0.5	9.0±1.0	12.5/15	10.5	4.5	1.2	3
1w,2ws	4.5±1.0	11.5±1.0	15	10.5	4.5	1.25	3
2w,3ws	5.0±1.0	15.5±1.0	20	10.5	4.5	1.25	3
3W5WS	6.0±1.0	17.5±1.0	25	10.5	4.5	1.25	3
5W	8.0±1.0	24.5±1.0	30	10.5	4.5	1.25	3

Watts	Dimensions (mm)
Watts	ΦD	L	P±1.0	H±1.0
1/2w,1ws	3.5±0.5	9.0±1.0	12.5/15	10
1w,2ws	4.5±1.0	11.5±1.0	15	10
2w,3ws	5.0±1.0	15.5±1.0	20	10
3w	6.0±1.0	17.5±1.0	25	10
5w	8.0±1.0	24.5±1.0	30	10

Watts	Dimensions (mm)
Watts	D	L	P±1.0	H±1.0	H1±1.0
1/2w,1ws	3.2±0.5	9.0±1.0	12.5	10	4.5
1w,2ws	4.5±1.0	11.5±1.0	15	10	4.5
2w,3ws	5.0±1.0	15.5±1.0	20	10	4.5
3W5WS	6.0±1.0	17.5±1.0	25	10	4.5

F Type &FK2Type&FKK Type

Watts	Dimensions (mm)
Watts	ΦD	L	P±2.0	E Max	H±1.0
1/2w,1ws	3.2±0.5	9.0±1.0	6	3.5	5-8
1w,2ws	4.5±1.0	11.5±1.0	8	3.5	5-8
2w,3ws	5.0±1.0	15.5±1.0	8	3.5	5-8
3w	6.0±1.0	17.5±1.0	8	3.5	5-8

FK2

Watts	Dimensions (mm)
Watts	ΦD	L	P±2.0	E Max	H±1.0
1/2w,1ws	3.2±0.5	9.0±1.0	6	3.5	5-8
1w,2ws	4.5±1.0	11.5±1.0	8	3.5	5-8
2w,3ws	5.0±1.0	15.5±1.0	8	3.5	5-8
3w	6.0±1.0	17.5±1.0	8	3.5	5-8

FKK

Watts	Dimensions(mm)
Watts	ΦD	L	P±1.0	E Max	H1±1.0	H2±1.0
1/2w,1ws	3.2±0.5	9.0±1.0	5-7	3.5	8	4.5
1w,2ws	4.5±1.0	11.5±1.0	5-9	3.5	8	4.5
2w,3ws	5.0±1.0	15.5±1.0	5-9	3.5	8	4.5
3w	6.0±1.0	17.5±1.0	5-10	3.5	8	4.5

Tape in box packing (Ammo packing) Packing box size and quantity

Type		Form	Quantity	Dimensions (mm)
Normal Size	Small Size	Form	Quantity	L	W	H
KNP1/2W, NKNP1/2W	KNP1WS, NKNP1WS	T52	2000 PCS	260	80	85
KNP1W, NKNP1W	KNP2WS, NKNP2WS	T52	1000 PCS	260	80	85
KNP1W, NKNP1W	KNP2WS, NKNP2WS	T67	1000 PCS	260	85	92
KNP2W, NKNP2W	KNP3WS, NKNP3WS	T52	1000 PCS	260	80	100
KNP2W, NKNP2W	KNP3WS, NKNP3WS	T73	1000 PCS	260	95	92
KNP3W, NKNP3W	KNP5WS, NKNP5WS	T84	500PCS	260	110	75
KNP5W,NKNP5WS		T84	250PCS	260	110	75

Bulk

Type		Form	Quantity	Dimensions (mm)
Normal Size	Small Size	Form	Quantity	L	W	H
KNP1/2W, NKNP1/2W	KNP1WS, NKNP1WS	P	5000 PCS	240	140	76
KNP1/2W, NKNP1/2W	KNP1WS, NKNP1WS	Moulding	5000 PCS	240	140	76
KNP1W, NKNP1W	KNP2WS, NKNP2WS	P	2000 PCS	240	140	76
KNP1W, NKNP1W	KNP2WS, NKNP2WS	Moulding	2000 PCS	240	140	76
KNP2W, NKNP2W	KNP3WS, NKNP3WS	P	2000 PCS	240	140	76
KNP2W, NKNP2W	KNP3WS, NKNP3WS	Moulding	2000 PCS	240	140	76
KNP3W,NKNP3W	KNP5WS, NKNP5WS	P	100PCS	240	140	76
KNP3W,NKNP3W	KNP5WS, NKNP5WS	Moulding	250PCS	240	140	76
KNP5W,NKNP5WS		P	50PCS	240	140	76
KNP5W,NKNP5WS		Moulding	50PCS	240	140	76

Rated power

Rated power is maximum power which can be continuously loaded at specified ambient temperature

70℃,as Table-1;however when the ambient temperature exceeds 70℃

Type		Rated power	Dielectric withstanding voltage	KNP Resistance Range(Ω)	NKNP Resistance Range(Ω)
Normal size	KNP1/2W, NKNP1/2W	0.5W	300V	0.05Ω~1KΩ	0.1Ω~680Ω
	KNP1W, NKNP1W	1W	350V
	KNP2W, NKNP2W	2W	350V
	KNP3W, NKNP3W	3W	400V
	KNP5W, NKNP5W	5W	400V
Small size	KNP1WS, NKNP1WS	1W	300V	0.05Ω~1KΩ	0.1Ω~680Ω
	KNP2WS, NKNP2WS	2W	350V
	KNP3WS, NKNP3WS	3W	350V
	KNP5WS, NKNP5WS	5W	400V

Color Code

Color	1^st figure	2^nd figure	Multiplier	Tolerance	Distinguish
Black	0	0	10⁰		KNP type in ‘Black’, NKNP type in ‘Green’.
Brown	1	1	10¹	±1%(F)
Red	2	2	10²	±2%(G)
Orange	3	3	10³
Yellow	4	4	10⁴
Green	5	5	10⁵
Blue	6	6	10⁶
Violet	7	7	10⁷
Gray	8	8
White	9	9
Gold			10^-1	±5%(J)
Silver			10^-2	±10%(K)
Plain

Construction

NO	Item	Material
1	Ceramic core	High alumina ceramic is used.
2	Resistor element	The resistor element shall consist of Resistance wire(Exemple:CN49W Φ1.0mm) .
3	Terminal	Tinned iron cap.
4	Connection	The lead wire,which is plated with solder,shall be mounted to the caps by welding process.
5	Lead wire	Soldered or tinned annealed wire.
6	Finishing painting	Silicon resin is used. Accord with UL-94V-0 Nonflammable specification.
7	Indication	Color code.

Characteristics

Item

Performance

Test methods(Conform to JIS C 5202)

Temperature
Coefficient

±350PPM/℃
(±500PPM/℃＜1Ω)

Comply with 5.2
R₁-R
------------- x 10 ^{6 PPM/C}
R₀(T₁-T₀)

R₀:Resistance value at room temp.( T₀).

R₁:Resistance value at room temp.plus 100℃(T₁)

Short time
overload

Within ±(2%+0.05Ω).

No evidence of mechanical damage.

Comply with 5.5
Rated voltage×2.5 times,5s

But not to exceed maximum overload voltage.
(See table-1)

Item

Performance

Test methods(Conform to JIS C 5202)

Insulation
Resistance

10⁴MΩ or more.

Comply with 5.6
V-block method

Resistor shall be tested at DC 500V for 60 seconds.

Dielectric
Withstanding
Voltage

No evidence of flashover mechanical damage,arcing

or insulation breakdown.

Comply with 5.7
Constant pressure, V-block method

Resistor shall be tested at AC potential respectively for 60 seconds.(See table-1)

Pulse overload

Within ±(2%+0.05Ω)

Comply with 5.8

Rated voltage X 4 times, 10000 cyc.(1s ON, 25s OFF)

But not to exceed maximum pulse voltage.(See table-1)

Terminal strength

No evidence of mechanical damage.

Comply with 6.1

Tensile strength

mm
Diameter

Tensile force N(kgf)

Time

Φ0.38mm~0.50mm

5(0.51)

10±1
second

Φ0.50mm~0.68 mm

10(1.02)

Torsion strength:To bend the lead wire at the point of about 6mm~6.5mm from resistor body. about 0.75mm curvature radii to 90°then catch the wire at 1.2±0.4mm apart from the bend point end and turn it ( clockwise ) by 360 degrees perpendicular to the resistor axis at speed of same 5 seconds per turn, and do the same counterclockwise again which constitute a whole turn. Repeat the turn for 2 times without causing any break and looseness.

Item	Performance	Test methods(Conform to JIS C 5202)
Resistance to soldering heat	Within ±(1%+0.05Ω) No evidence of mechanical damage.	Comply with 6.4 350±10℃, 3±1s After test leave for 0.5h.
Solderability	Covered with new solder by 95% at least.	Comply with 6.5 Test temperature of solder:255±5℃ Dipping time in solder:3±1.0 s
Resistance to solvent	No deterioration of protective coating and markings.	Comply with 6.9 Specimens shall be immersed in a bath of isoproalcohol completely for 3 minutes with ultrasonic.
Temperature cycle	Within ±(1%+0.05Ω) No evidence of mechanical damage.	Comply with 7.4 Low side:-55℃/30min, Room temp.:10 to 15min High side:80℃/30min, Room temp.:10 to 15min 5 cycles
Load life in humidity	Within ±(5%+0.05Ω)	Comply with 7.9 40±2℃, 90 to 95%RH, 1000h Rated voltage (90 min ON, 30 min OFF)
Load life	Within ±(5%+0.05Ω)	Comply with 7.10 70±3℃, 1000h Rated voltage (90 min ON, 30 min OFF)

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Flame-proof Non-Inductive KNP 0.25-10W Fusible Wire Wound Resistor 0.1-1000 Ohm ±5% With Smaller Size Available

Product Details

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