www.yageo.com

Aug. 16, 2021

V.0

Wirewoun

Resistors

Product Specification

FKN

Through Hole Resistor

APPLICATIONS

 Chargers & adapters

 Home appliance

 Lighting

 Safety application

FEATURES

 UL1412 certified

 Fusing time <60S for 25 or 36

times rated power

 Fusible function

 Excellent surge performance,

customized surge

requirements

 Flameproof coating equivalent

to UL-94V-0

 RoHS compliant &

halogen-free

ORDERING INFORMATION

Part number of the fusible wire wound resistor are identified by the series,

power rating, tolerance, packing, temperature coefficient, forming and

resistance value and suffix.

PART NUMBER

FKN

(1) (2) (3) (4) (5) (6) (7) (8)

(1) SERIES

FKN Series

(2) POWER RATING

50S = 1/2W

-50 = 1/2W

1SS =1W

1WS = 1W

100 = 1W

2SS = 2W

2WS = 2W

200 = 2W

3WS = 3W

300 = 3W

400 = 4W

5WS = 5W

500 = 5W

7WS = 7W

(3) TOLERANCE

F = ±1% J = ±5%

(4) PACKAGING

R = Reel Pack

B = Bulk T = Box Pack

(5) TEMPERATURE COEFFICIENT OF RESISTANCE

- = Based on spec.

(6) FORMING

52- = 52.4mm

63- =63mm

73- = 73mm

91- =91mm

M = M-Type Forming

MB = M-form W/flat

F = F Type

FFK = F-form Kink

FKK = FKK Type

FT = FT Type Forming

PN = PANAsert

AV = AVIsert

ZFH = Surface mount

FK = FK Type

(7) RESISTANCE VALUE

E24 & E96 Series

Example; 1R = 1Ω, 10R = 10RΩ, 100R = 100Ω

(8) Suffix

Optional code. required only when resistor is with particular pulse/surge

specification.

Example : NE, CM, CN, CU, CY, FB, FC, NS, NM, CR, NL, NJ and etc.

Null = Standard Type.