Registration No. 1273
NASDA-QTS-55182G/101J
29 May 2023
Superseding
NASDA-QTS-55182G/101H
Cancelled
29 May 2023

RESISTORS, FIXED, FILM,HIGH RELIABILITY, SPACE USE,
NASDA STYLE RNS55, RNS60, RNS65, RNS70
DETAIL SPECIFICATION FOR

Issued by Japan Aerospace Exploration Agency

This document is the English version of JAXA QTS/ADS which was originally written andauthorized in Japanese and carefully translated into English for international users. If anyquestion arises as to the context or detailed description, it is strongly recommended to verify
against the latest official Japanese version.
The release date of the English version of this specification: 26 July 2024.

NASDA-QTS-55182G/101J
29 May 2023

JAXA
Parts Specification

Page–i–Revision history
Rev.

DateDescription

G31 Mar.
1993

Revised entire document in association with standardization of therequirements for high reliability parts.
(Changed the style from NASDA RNR to NASDA RNS)

H

28 May2020

Deleted NASDA RNS50 style from the product range due to cancellation ofthe qualification as of 22 February 2020.

J29 May2023

Added a note (2) on Table 4, Resistance to solvents.

NASDA-QTS-55182G/101J
29 May 2023

JAXA
Parts SpecificationPage– ii –Contents
1.
2.
3.
4.
5.
6.
7.

SCOPE ................................................................................................................................. 1
PART NUMBER .................................................................................................................... 1
RATINGS .............................................................................................................................. 1
PRODUCT INSPECTION ...................................................................................................... 2
PERFORMANCE .................................................................................................................. 3
QUALITY ASSURANCE PROVISIONS ................................................................................. 4
NOTES.................................................................................................................................. 4
7.1
Application Data Sheet ................................................................................................... 4
7.2
Cancellation of Applicable Specification ......................................................................... 4

JAXA
Parts Specification

NASDA-QTS-55182G/101J
29 May 2023

–1–Page

RESISTORS, FIXED, FILM,
HIGH RELIABILITY, SPACE USE,
NASDA STYLE RNS55, RNS60, RNS65, RNS70
DETAIL SPECIFICATION FOR
1.

SCOPE
This specification establishes the detail requirements for NASDA RNS55, RNS60, RNS65,and RNS70 (non-hermetically sealed style), of high reliability, fixed, film resistors.

2.

PART NUMBER
The part number shall be in accordance with Table 1.
Table 1. Part Number
Applicable Paragraph
Itemof NASDA-QTS-

Specification

55182

3.

Part number

1.3

e.g.: NASDA RNS60J 1002B

Style and terminal type1.3.1

RNS55, RNS60, RNS65, RNS70

Characteristic1.3.2

H, J, K

Resistance

1.3.3

Resistance tolerance

1.3.4

e.g.: 1503 …150k
(Identified by a four-digit number.)B (0.1%), C (0.25%), D (0.5%), F (1.0%),G (2.0%)

RATINGS
The ratings shall be as specified in Table 2.
Table 2. Rating
Requirement paragraphof NASDA-QTS-55182

Specification

Operating temperature range(C)
Rated ambient temperature(C)
Derating curve
Style and terminal type

3.5.2

-55 to +175

3.5.3

125

3.5.4
--

As specified in Figure 1.

Nominal resistance range ()Critical resistance (kΩ)
Rated power (W)

3.5.1-3.5.3

Maximum operating voltage(V)
Rated power at 70C (W)
Maximum operating voltage
at 70C (V)

3.5.5

Item---RN S 55
10 to 397k
39 2

RN S 60

RN S 65

RN S 70

10 to 898k 10 to 1.0M 10 to 1.0M
49 934 823 7

0. 1

0. 1 25

0. 2 50. 5

20 025 030 035 0

0. 1 25

0. 2 50. 5

0. 7 520 030 035 050 0

JAXA
Parts Specification

Percent of rated Power (%)

NASDA-QTS-55182G/101J
29 May 2023

定–2–Page100格電力比（806040％）

20020406080100120140160125180175

周 囲
温 度 （℃）
Ambient
temperature(°C)

Figure 1 Derating Curve

4.

PRODUCT INSPECTION
The visual, construction, physical dimensions and mass shall be in accordance withparagraph 3.4 of NASDA-QTS-55182, and Figure 2 and Table 3 of this specification.

dℓℓ

L

DNote: Any construction other than the one specified above may be accepted, provided thatthe dimension requirements are satisfied.
Figure 2. Construction and Dimensions

Table 3. Dimensions, Maximum Mass and Marking
Style and terminal type

RNS55

RNS60

RNS65

RNS70D

2. 8± 0. 8

3. 3± 0. 8

5. 0± 1. 0

7. 0± 1. 0L

6. 4± 0. 8

9. 5± 1. 5

15 . 0± 1 .5

20 . 0± 1 .5

d0. 6 4± 0 .0 5 0. 6 4± 0 .0 5

0. 6 4± 0 .0 5

0. 8 1± 0 .0 5ℓ38 . 0± 3 .0

38 . 0± 3 .0

38 . 0± 3 .038 . 0± 3 .0

Mass (g)Marking(Example of the minimum
required marking)0.45 max.
9213J1000
B0.6 max.

1.2 max.
9233J
RNS601000B2.1 max.

Dimension (mm)NASDA-QTS-55182G/101J
29 May 2023
5.

JAXA
Parts Specification

Page–3–PERFORMANCE
The performance shall be in accordance with Table 4.
Table 4. Performance
No.

Item

1

Product inspection

Test Method Paragraph of
NASDA-QTS-55182
4.7.2

2
3

Thermal shock (I)4.7.3

Allowable resistance change: (0.20% + 0.01)(1)45

Thermal shock (II)Overload

4.7.4
4.7.5

Allowable resistance change: (0.50% + 0.01)Allowable resistance change: (0.20% + 0.01)(1)67ResistanceRadiography

4.7.6
4.7.7Within the specified resistance tolerance
There shall be no abnormality inside resistors.

8DPA

4.7.8

9

Solderability

4.7.9

10

Resistance to solvents

4.7.10( 2 )11Resistance-temperature
characteristic

4.7.11

H (50ppm/°C), J (25ppm/°C), K (100ppm/°C)1213

Low temperature storage
Low temperature operation

4.7.124.7.13

Allowable resistance change: (0.15% + 0.01)Allowable resistance change: (0.15% + 0.01)14

4.7.14

Allowable resistance change: (0.20% + 0.01)

4.7.15

Allowable resistance change: (0.15% + 0.01)16

Terminal strength
Dielectric withstanding
voltageInsulation resistance

4.7.16

10,000M  or more

17

Resistance to soldering heat

4.7.17

18

Moisture resistance

4.7.18

Allowable resistance change: (0.10% + 0.01)Moisture resistance
Allowable resistance change: (0.40% + 0.01)Dielectric withstanding voltage
Allowable resistance change: (0.15% + 0.01)

19

Shock

4.7.19Insulation resistance: 100M  or more
Allowable resistance change: (0.20% + 0.01)20
21

High frequency vibration
Random vibration

4.7.20.1
4.7.20.2

Allowable resistance change: (0.20% + 0.01)Allowable resistance change: (0.20% + 0.01)15Performance
As specified in Figure 2 and Table 3.

The conditions specified in the reliability
assurance program shall be satisfied.
At least 95% of the surface shall be covered withfresh solder.
There shall be no abnormality of external coatingand marking.

Allowable resistance change after 2000 hours:
(0.50% + 0.01)

22Life (125C)

4.7.21

23

Life (70C)

4.7.22

24

Stability

4.7.2325

Voltage coefficient

4.7.24

Within 0.005%/ V26

Mechanical shear

4.7.25

Allowable resistance change: (0.20% + 0.01)Allowable resistance change after 4000 hours:(1.00% + 0.01)Allowable resistance change after 2000 hours:
(0.50% + 0.01)Allowable resistance change: (0.50% + 0.01)Allowable dielectric withstanding voltage change:(0.15% + 0.01)Insulation resistance: 1000M  or more

Notes (1): The overload test shall be performed subsequently to the thermal shock (I) test.

The change inresistance at the completion of overload test shall be within the initial resistance measured at thebeginning of thermal shock (I).

NASDA-QTS-55182G/101J
29 May 2023

JAXA
Parts Specification

Page–4–(2) The solvent solutions used in this test shall exclude the following.
A mixture consisting of the following:
1. Forty-two parts by volume water, 1 megohm-cm minimum resistivity.
2. One part by volume of propylene glycol monomethyl ether (glycol ether PM, 1-methoxy-2propanol).
3. One part by volume of monoethanolamine.

6.

QUALITY ASSURANCE PROVISIONSThe quality assurance provisions shall be in accordance with paragraph 4 of NASDA-QTS55182.

7.
7.1

NOTES
Application Data Sheet
Refer to the paragraph 6 of NASDA-QTS-55182 or application data sheet for notes on theresistors.

7.2

Cancellation of Applicable Specification
This specification shall supersede NASDA-QTS-55182G/101H, which was cancelled on
29 May 2023. Resistors which were procured or stored per the cancelled specification
before the cancellation date, shall be considered qualified.