R420-1.8 RECOM | Alldatasheet

Document overview

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Technical content

Features

  • Designed For 4-20mA Loop Operation And Energy Scavenging Applications
  • Open Frame SMD Design
  • -40°C to +105°C Operating Temperature @ Full Load
  • Continuous Short Circuit Protection
  • No Minimum Load Required
  • 5000m Operating Altitude R420-1.8/PL Selection Guide Part Input Adjustable Output Output Efficiency Max. Capacitive Number Voltage Range Voltage Range Current typ. (1) Load (2) (VDC) (VDC) (mA) (%) (µF) R420-1.8/PL 10-36 1.8-5.0 10 76 1000 EN60950-1 Certified EN55022 Certified Notes: Note1: Efficiency is tested at 10-36VDC, full load and +25°C ambient. Note2: M ax cap load is tested at nominal input and full resistive load. Notes: Note3: add suffix “-R” for Tape and Reel Packaging Model Numbering Ordering Examples: R420-1.8/PL, Standard Tray Packaging (40pcs/Tray) R420-1.8/PL-R, Tape and Reel Packaging (400pcs/T&R) Packaging (3) R420-1.8/PL__

Output Voltage Accuracy 100% load ±2.0% typ. Line Voltage Regulation low line to high line, full load 0.2% typ. / 0.5% max. Load Voltage Regulation 10% to 100% load 0.5% typ. / 0.8% max. Dynamic Load Stability with 100µF output capacitor, 100% <-> 50% load ±75mV typ. / ±100mV max. I-2 REV.: 1/2017 www.recom-power.com DC/DC Converter ENVIRONMENTAL Parameter Condition Value Operating Temperature Range without derating (see graph) -40°C to +105°C Operating Altitude 5000m Operating Humidity non-condensing 95% RH max. Pollution Degree PD2 Vibration 10-55Hz, 2G, 30min along X, Y and Z MTBF MIL-HDBK 217F, G.B. MIL-HDBK 217F, G.B. +25°C +71°C 7395 x 103 hours 1242 x 10³ hours continued on next page Specifications (measured @ ta= 25°C, full load, nominal input voltage and after warm-up) R420-1.8/PL Series PROTECTIONS Parameter Condition Value Short Circuit Protection (SCP) continuous, automatic recovery Radj Trim -Vout Output Voltage Trimming Radj (kW) Vout Open 1.8V 8 3.3V 3.75 5.0V Ouput Current vs. Input Voltage 361510 5.5 10.0 Input Voltage [VDC] Output Current [mA] 5Vout 1.8Vout, 3.3Vout

I-3REV.: 1/2017www.recom-power.com Specifications (measured @ ta= 25°C, full load, nominal input voltage and after warm-up) R420-1.8/PL Series 60 80 105 10040200-40 100 Ambient Temperature [°C] Output Current [%] Derating Graph SAFETY AND CERTIFICATIONS Certificate Type Report / File Number Standard Information Technology Equipment - General Requirments for Safety (LVD) L0339m12-A-L EN60950-1, 2nd Edition, A2:2013 RoHs2 RoHS 2011/65/EU + AM2015/863 EMI Compliance Condition Standard / Criterion Information technology equipment - Radio disturbance characteristics - Limits and methods of measurement without external filter EN55022, Class A and B DIMENSION and PHYSICAL CHARACTERISTICS Parameter Type Value Material PCB FR4 (UL94V-0) Package Dimension (LxWxH) 22.7 x 13.2 x 5.08mm Package Weight 2.2g typ. 22.7 17.08 13.2 7.62 2.0 Bottom View 2.5 typ. 1.0 5.08 5.08 Dimension Drawing (mm) Pin Connections Pin # Function 1 -Vin 2 +Vin

3 CTRL

6 TRIM

Tolerance: xx.x= ±0.5mm xx.xx= ±0.25mm Pin dimension: ±0.1mm

INSTALLATION and APPLICATION I-4 REV.: 1/2017 www.recom-power.com DC/DC Converter Specifications (measured @ ta= 25°C, full load, nominal input voltage and after warm-up) R420-1.8/PL Series Solar Application HART-Application +Vin Vpri Vsec Vout Status GND Auto-Switch ICL7673 3.3V Solar Panel 0V +Vout -Vout-Vin Trim R420-1.8/PL 3V Coin Cell 8kΩ 12-24V +Vin C6R2 IC2 IC1 IC3 IC4 C2 C5 +Vin +Vin+Vin +Vout Rtrim -Vout Trim Multiple Sensors GND GND GND GND HART-In HART-Out B E R420- 1.8/PL HART- ModenXTR115 Micro- Controller 4-20mA Loop RLOOP FSK-ModemPC data VREF VREG 5V IIN IRET UART XTR115 Sensor Signal Output R TRIM RIN +Vin +Vout -Vout Trim GND +Vin GND R420- 1.8/PL Microprozessor +5V4-20mA Loop RLOOP - T1 C1 C2 IC2 IC1 IC3 Sensor Application Solar-powered regulated 3.3V supply with automatic switch-over to 3V battery back-up.

The product information and specifications are subject to change without prior notice. RECOM products are not authorized for use in safety-critical applications (such as life support) without RECOM’s explicit written consent. A safety-critical application is defined as an application where a failure of a RECOM product may reasonably be expected to endanger or cause loss of life, inflict bodily harm or damage property. The buyer shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized use of RECOM products in such safety-critical applications. PACKAGING INFORMATION Packaging Dimension (LxWxH) Tray (carton) Tape and Reel (carton) Reel 260.0 x 205.0 x 25.0mm 385.0 x 375.0 x 70.0mm 330.0 x 330.0 x 50.0mm Packaging Quantity Tray Tape and Reel 40pcs 400pcs Tape and Reel Width 44mm Storage Termperature Range -55°C to +125°C Storage Humidity non-condensing 95%, RH max. I-5REV.: 1/2017www.recom-power.com Specifications (measured @ ta= 25°C, full load, nominal input voltage and after warm-up) R420-1.8/PL Series