High-temperature aerospace military power modules
Input voltage: 28 VDC (18-48V) 36VDC (18-48V)
Output: 75 W
Output Lushuo: One-way to dual three-way total output
Temperature (the shell-power modules): -55 - 125 degrees
Widely used in missile launch space shuttle launch vehicle system of oil surveying equipment, etc.
Detailed technical parameters:
First, the output voltage accuracy: ± 1%
Source effect: 0.2%
Load effect: 0.4%
Temperature effect: 0.001% / ℃
Transient response: 5% / 400us
Ripple Vp-p: ≤ 1% Vout
Overcurrent point: 120% (Typ)
Second, the insulation of DC input
Anti-intensity electric input - output 1500VDC/1min/5mA
Enter - Shell 1050VDC/1min/5mA
Output - Shell 500VDC/1min/5mA
Isolation resistance: 200M Ω
Third, environmental characteristics:
Operating temperature: -25 - +85 ℃ (industrial grade) -40 - +85 ℃ (Army Level I) -55 - +125 ℃ (Army Class II)
Storage temperature: -45 - +105 ℃ (industrial grade) -55 - +125 ℃ (military rank)
Humidity: 20-90% RH (non-condensing) 0-11Km (troposphere)
Storage humidity: 10-95% RH (non-condensing) 0-11Km (troposphere)
Fourth, protection features:
Short-circuit protection, over-current protection, thermal protection
Anti-salt spray, anti-salt spray, anti-fungal
5, principle diagram
Input filter - converter - Output rectifier filter - Regulators (PWM feedback control)
6, shape structural design
Dimensions: 52.8 * 27.4 * 11.5 mm
7, shock and vibration
10-55 Hz 5G vibration amplitude of 0.35 mm X, Y, Z three directions each 60 minutes
Impact (half-sine) 30G standard pulse width of 11 ms X, Y, Z three directions of the six times
(For a higher vibration, shock requirements may request)
8, electromagnetic compatibility
According to the design of electromagnetic compatibility, but does not provide the relevant test reports.
Rush used anti-jamming and anti-surge design
Conduction and radiation: built-in differential mode, the common mode interference suppression circuit
The adoption of effective suppression circuit, and to take measures to improve the shielding
9, mean time between failure (MTBF) 50 0000小時
