Daburn Electronics & Cable DC-DC Converter, 40 Watt Single and Dual Output DIN Rail, Wide Input DMWB40

With a reliable snap-on for DIN rail and internal input fuse protection, our 40 watt single and dual DC-DC converter features case protection that meets IP 20, an output DC-OK indicator and internal input reverse polarity protection. This design also has an internal input in-rush current limit circuit, overload and short circuit protection and over voltage protection. INPUT Voltage Range 24 Vdc nominal input: 9.5 - 36 Vdc 48 Vdc nominal input: 18 - 75 Vdc Input Surge Voltage 24 Vdc input: 50 Vdc 100 ms. max 48 Vdc input: 100 Vdc 100 ms. max Input fuse (slow blow) 24 Vdc input: 8A 48 Vdc input: 4A In-rush current: 15A Input reflected ripple current: 15 mAp-p Start up time Nominal input and Constant Resistive Load Power Up: 100 mS Remote On/Off: 20 mS Startup Voltage 24 Vdc input: 9.5 Vdc 48 Vdc input: 18 Vdc Shutdown Voltage 24 Vdc input: 8 Vdc 48 Vdc input: 16 Vdc Remote ON/OFF Positive logic (Standard) DC-DC ON: Open or 3 V DC-DC OFF: Short or 0 V < Vr < 1.2V Negative Logic (Option) DC-DC ON: Short or 0V < Vr < 1.2V DC-DC OFF: Open or 3V Input current of Remote control pin Nominal Input: -0.5 mA. - 0.5 mA. Remote off state input current 24 Vdc input: 10 mA 48 Vdc input: 5 mA. OUTPUT Output power: 40 Watts Max. Voltage accuracy 3.3 Vout: ±1.5% Others: ±1% Minimum Load: 0 mA Voltage adjustability Single 28 Vout: -3% - 17% Single Others: ±10% Line Regulation LL to HL at Full Load Single: ±0.5% Load Regulation No load to Full Load 3.3 Vou: ±2.0% Others: ±1% Load Cross Regulation Dual: ±5% Ripple and Noise (20 mHZ Bandwidth): 50 - 100 mVp-p Temperature Coefficient: ±0.02%/°C Max. Transient Response recovery time 25% load step change: 250µS Overvoltage Protection: Zener Diode Clamp 3.3 Vdc Output: 3.9 Vdc 5 Vdc Output: 6.2 Vdc 12 Vdc Output: 15 Vdc 15 Vdc Output: 18 Vdc 24 Vdc Output: 30 Vdc 28 Vdc Output: 36 Vdc Output Indicator: Green LED Over load protection 0% of FL at nominal input: 150% Short circuit protection: Hiccup, automatic recovery GENERAL Efficiency: 83 - 86% Isolation Voltage Input to Output: 1600 Vdc, min. 1 minute Input (Output) to Chassis: 1600 Vdc, min. 1 minute Isolation resistance: 10^9 ohms, min. Isolation capacitance: 4000 pF, max. Switching frequency: 400 KHz ±10% Design meets safety standard: IEC60950-1, UL60950-1, EN60950-1 Chassis material: Aluminum Dimensions: 4.92 x 2.27 x 0.97 (125.0 x 57.6 x 24.5 mm) Weight: 170 g (5.19 oz.) MTBF BELLCORE TR-NWT-000332: 1.289 x 10^6 hrs. MIL-HDBK-217F: 9.197 x 10^5 hrs. ENVIRONMENTAL Operating ambient temperature: -40 to 66°C without derating -40 to 85°C with derating Storage temperature range: -40 to 105°C Thermal Shock: MIL-STD-810F Vibration: MIL-STD-810F Relative Humidity: 5 - 95% RH EMC CHARACTERISTICS EMI EN55022: Class B ESD: EN61000-4-2 Air: ±8KV Contact: ±6KV, Perf. Criteria A Radiated Immunity: EN61000-4-3, 10 V/m, Perf. Criteria A Fast transient: EN61000-4-4, ±2KV, Perf. Criteria A Surge: EN61000-4-5 ±0.5KV, Perf. Criteria A Conducted immunity: EN61000-4-6, 10 Vrms, Perf. Criteria A