Precision Resistors

Moulding Precision MIL-PRF-55182 Resistors

Token China RN series can be specified for all precision electronics designs, as well as a complete selection of MIL-PRF-55182 and GJB244A-2001 quality standards.

The moulding precision RN resistors are capable ultra precision, high reliability, excellent stability, and low temperature coefficient TCR to cover all general type resistors.

Detailed precision RN specifications, both mechanical and electrical, please contact our sales representative for more information.

Features Moulding High Precision MIL-PRF-55182 Resistors - RN Series

Wide resistance ranges
Tolerances tight to B (±0.10%)
Low temperature coefficient TCR to E ( ±25 ppm/°C)
Products with Pb-free Terminations Meet RoHS Requirments

Applications

Medical Electronics
Current Pulse Limiters
High gain feedback applications
Precision Instruments, Avionics
Vacuum and space applications

Dimensions (mm) & Specifications - Precision RN

TYPE		RN50	RN55	RN60	RN65	RN70
Rated Wattage (W)	70°C	0.067	0.125	0.250	0.500	0.750
Rated Wattage (W)	125°C	0.050	0.100	0.125	0.250	0.500
Max. Working Voltage (V)		200	200	250	300	350
Dimensions (mm)	L ± 0.3	3.9	6.8	10.0	14.8	18.3
	D ± 0.4	1.8	2.5	3.7	5.2	6.5
	A ± 0.05	0.45	0.60	0.60	0.60	0.81
MIL-Approved Resistance Range (Ω)		10.0 ~ 100K	49.9 ~ 100K	49.9 ~ 499K	49.9 ~ 1.0M	24.9 ~ 1.0M
AWG Wire No.		26	22	22	22	20
Working Temperature Range		-55°C ~ +175°C
Nominal Resistance Tolerance		B(±0.10%), C(±0.25% ), D(±0.50%), F(±1.00%)
Temperature Coefficient		E(±25PPM/°C), C(±50PPM/°C), D(±100PPM/°C)


Temperature Coefficient PPM can be low to ±5PPM/°C, if applications only need operation in narrow precise temperature range within -55°C ~ +175°C. Please contact Token Representatives. Please contact Token's Representatives if your requirement is not in above range.

Periodical Inspection and Methods - Precision RN

Derating Curve

Type	Item	Method	Requirement
Long Period	Life time	GJB244A (MIL-PRF-55182) 4.8.18 Rated Wattage,125°C,2000h 10000h	GJB244A (MIL-PRF-55182) 3.24 ΔR≤±(0.5%R+0.01Ω) ΔR≤±(2%R+0.01Ω)
	Humidity	GJB244A (MIL-PRF-55182) 4.8.18 -10°C ~ +65°C, RH<90% Rated Wattage, Cycle 240h.	GJB244A (MIL-PRF-55182) 3.21 ΔR≤±(0.4%R+0.01Ω)
	High temp exposed	GJB244A 4.8.19 175°C 2000h	GJB244A (MIL-PRF-55182) 3.25 ΔR≤±(2.0%R+0.01Ω)
Short Period	Dielectric voltage	GJB244A (MIL-PRF-55182) 4.8.12/4.8.23/4.8.10	GJB244A (MIL-PRF-55182) 3.18/3.29/3.16 ΔR≤±(0.15%R+0.01Ω) no physical damage, arc, isolation break through
	Lead strength Impact High frequency vibration	GJB244A (MIL-PRF-55182) 4.8.11/4.8.16/4.8.17	GJB244A (MIL-PRF-55182) 3.17/3.22/3.23 ΔR≤±(0.20%R+0.01Ω) no physical damage
	Solderability	GJB244A (MIL-PRF-55182) 4.8.14	GJB244A (MIL-PRF-55182) 3.20 ΔR≤±(0.10%R+0.01Ω) no physical damage

How to Order - Precision Resistors RN

RN65

0.500W

100KR

Product Type

RN50

RN55

RN60