Daburn Electronics & Cable DC-DC Converter, 20 Watt Single Output 1" x 2" x 0.40" Package Isolated, Wide Input, 2:1 LWA20

With a minimum input/output isolation of 1500 Vdc, our 20 watt single output DC-DC converter with epoxy encapsulation features a low profile package of 1.0" x 2.0" x 0.4" and an operating temperature range up to 85°C. UL and CE-approved, this design is 89% efficient and has six-sided continuous metal shielding. INPUT Input Voltages 24 Vdc: 18 - 36 Vdc 48 Vdc: 36 - 72 Vdc Input Filter: L-C type Input reflected ripple: Nominal Vin and full load 20 mA p-p Start up time Nominal Vin and constant resistor load: 10 mS, typ. Remote on/off DC-DC ON: Open or 3.5V DC-DC OFF: Short or 0V Remote OFF Input current: Nominal Vin 20 mA OUTPUT Voltage Accuracy: ±1% max. Line Regulation LL to HL at FL: ±0.2% max. Load Regulation 10% to 100% FL: ±0.5% max. Ripple and Noise (20 MHz BW): 75 mV p-p max. Temperature Coefficient (at FL): ±0.02%/°C max. Transient Response, recovery time 25% load step: 300μms max. GENERAL Efficiency: 79 - 89% Isolation Voltage: 1500 Vdc min. Isolation Resistance: 109 Ohms, min./1000 MOhms Isolation Capacitance: 1000 pF, max. Switching Frequency: 500 KHz, typ. Over Voltage Protection (Zener diode clamp) 1.5V output: 3.9V 1.8V output: 3.9V 2.5V output: 3.9V 3.3V output: 3.9V 5V output: 6.2V 12V output: 15V 15V output: 18V Short Circuit Protection: Hiccup, automatics recovery Over Load Protection: Percent of FL at nominal input 150% typ. PHYSICAL Case Material: Nickel coated copper with non-conductive base Weight: 1.5 oz. (42.52 g) Dimensions: 1.00" x 2.00" x 0.40" (25.4 x 50.8 x 10.16 mm) MTBF: 1.791 x 106 Hours ENVIRONMENTAL Operating Temperature Range: -40 to 85°C with derating * Maximum Case Temperature: 100°C Storage Temperature Range: -55 to 105°C Thermal Impedance: Nature convection 12°C/Watt, nature convection with heat sink 10°C/Watt Thermal Shock: MIL-STD-810D Vibration: 10 - 55 Hz, 2G, 30 minutes along X, Y and Z Relative humidity: 5 - 95% RH Cooling: Free Air Convection EMC CHARACTERISTICS Conducted emissions: EN55022, Level A Radiated emissions: EN55022, Level A ESD: EN61000-4-2, Perf. Criteria 2 Radiated immunity: EN61000-4-3, Perf. Criteria 2 Fast transient: EN61000-4-4, Perf. Criteria 2 Surge: EN61000-4-5, Perf. Criteria 2 Conducted immunity: EN61000-4-6, Perf. Criteria 2