Product features:
Small size, small size, and light weight; Good resistance to vibration, impact, heat, and humidity; Good high-frequency characteristics; Quick and convenient installation; Standardization of size and shape.
Product parameters:
model | power （W） | Impact Power（W） | Standard Resistance Range | Resistance Tolerance | Impact time（ms） | Fusing time（s） | Temperature coefficient of resistance（×10-6/K） |
TRM6363A1 | 1 | 200 | 1Ω~10Ω | ±5% | 300 | 0.3~3 | ±300 |
TRM6363A2 | 1 | 200 | 1Ω~10Ω | ±5% | 300 | - | ±300 |
TRM6363 | 1 | 200 | 1Ω~10Ω | ±5% | 300 | 0.3~3 | ±300 |
project | Performance Requirement | Inspection method |
QJB level | Other quality levels |
Low temperature operation | No appearance or mechanical damage, with resistance changes not exceeding±（0.5%R+0.01Ω） | No mechanical damage, with resistance changes not exceeding±（0.5%R+0.05Ω） |  ℃，POWER45min |
Moisture resistance | No appearance or mechanical damage, with a resistance change of no more than ± (1% R+0.01 Ω). After the test, the dielectric withstand voltage should not show breakdown discharge, the leakage current should not exceed 0.5mA, and the insulation resistance should not be less than 100M Ω | No mechanical damage, with resistance changes not exceeding±（1%R+0.05Ω） | 25 ℃~65 ℃, relative humidity 80%~100%, 10 cycles (240h) |
life | No appearance or mechanical damage, with resistance changes not exceeding±（2%R+0.01Ω） | The change in resistance value shall not exceed±（2%R+0.05Ω） | rated power，2000h |
Extreme electrical shock | No sparks, flashover, combustion or charring, with resistance changes not exceeding±（5%R+0.01Ω） | No flashover, combustion or charring phenomenon, with resistance changes not exceeding±（5%R+0.05Ω） | 200W impact power, 300ms |
fusing | After the test, the resistance value is more than 50 times the initial resistance value, and the product melts in 0.3s~3s (only applicable to A1 type) | Within 300ms to 3s, the current limiter is blown open circuit | 200W impact power |
Temperature shock: No visible damage, clear markings, and resistance changes not exceeding ± (0.5% R+0.05 Ω); ℃~℃, 5 cycles
Low temperature operation: no mechanical damage, with resistance changes not exceeding ± (0.5% R+0.05 Ω); ℃, power on for 45 minutes
High temperature exposure: no mechanical damage, with resistance changes not exceeding ± (1% R+0.05 Ω); 125 ℃± 5 ℃, 100h ± 5h
Humidity resistance: No mechanical damage, with resistance changes not exceeding ± (1% R+0.05 Ω); 25 ℃~65 ℃, relative humidity 80%~100%, 10 cycles (240h)
Solderability: Tin coating area ≥ 95%; 245 ℃± 2 ℃, immersion for 5 seconds
Welding heat resistance: no mechanical damage, with resistance changes not exceeding ± (2% R+0.05 Ω); Immersion welding, 260 ℃± 5 ℃, 10s ± 1s
Extreme electric shock: no flashover, combustion or burning phenomenon, and the change in resistance value does not exceed ± (5% R+0.05 Ω); 200W impact power, 300ms
Fusing: Within 300s to 3s, the current limiter is blown open circuit; 200W impact power
Service life: The change in resistance value shall not exceed ± (2% R+0.05 Ω); 70 ℃± 5 ℃, 2000h
Quality level: military/general military, enterprise military standard, seven specialized
Product application:
Widely used in aviation, aerospace, ships, weapons, communication, automatic control, automotive electronics, computers, mobile communication, digital consumption and other fields.
TRM.pdf
