Product features:
Product parameters:
model | power （W） | Operating temperature range（℃） | Characteristic impedance and allowable deviation（Ω） | Operating Frequency （Hz） | vswr | Allowable deviation of attenuation （dB） |
±0.5 | ±1 | ±1.5 |
SJG120 | 8 | -55~150 | 50±1 | DC~2G | ≤1.3 | 1~6 | - | - |
SJG120 | 10 |
SJG120A | 8 | 1~9 | 10~30 | 31~32 |
SJG120A | 10 |
Temperature shock: ∆ Z ≤ 2% Z; ℃~℃, 3 cycles
High temperature storage: ∆ Z ≤ 2% Z, with attenuation not exceeding the allowable deviation; ℃, h;
Impact: ∆ Z ≤ 2% Z, with attenuation not exceeding the allowable deviation; Peak 1000m/s2, nominal pulse duration 6ms, post peak sawtooth wave, velocity change 2.96m/s
Solder installation firmness: no looseness or detachment; 5N, 30s
Welding heat resistance: ∆ Z ≤ 2% Z, with attenuation not exceeding the allowable deviation; (260 ± 5) ℃, (10 ± 1) s, immersion welding, 1 cycle
Moisture resistance: ∆ Z ≤ 2% Z, with attenuation not exceeding the allowable deviation; 25 ℃~65 ℃, RH (80-100)%, 10 cycles
Service life: ∆ Z ≤ 2% Z, with attenuation not exceeding the allowable deviation; H
High frequency vibration: ∆ Z ≤ 2% Z, with attenuation not exceeding the allowable deviation; Frequency range: 10Hz~2000Hz, displacement amplitude/acceleration: 0.75mm/200m/s2, crossover frequency: 81.6Hz, sweep time: 20min, sweep frequency: 36 times
Solderability: The electrode area covered by the solder is ≥ 95%; (245 ± 2) ℃, 5s
Solvent resistance: Clear and recognizable markings; Brush the marking part of the attenuator body
Quality level: military/general military
Product application:
Widely used in electronic devices, mainly for adjusting the size of signals in circuits or improving impedance matching.
SJG120.pdf
