SPD-7D28 SENSITRON | Alldatasheet

Document overview

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Technical content

  • 221 West Industry Court 3 Deer Park, NY 11729 -4681 3 Phone (631) 586 7600 Fax (631) 242 9798 •
  • World Wide Web - http://www.sensitron .com • E-Mail Address - sales@sensitron.com • SPD-7D28 Technical Data Datasheet: SPD-7D28, Rev. A Solid State Power Controller Module Description: The Solid State Power Controller (SSPC) Module is a microcontroller based Solid State Relay designed to be used in Aircraft and/or other 28VDC applications. Compliant Documents & Standards: MIL-STD 704E Aircraft Electric Power Characteristics 01 May 1991 MIL-STD 810E Test Method Standard for Environmental Engineering Considerations and Laboratory Tests 14 July 1989 MIL-STD-883E Test Method Standard Microcircuits 31 Dec 1996 Module Features:
  • Plastic Mold Construction
  • Solid State Reliability; Low Weight (12 grams) - High Power Density
  • Very Small Package: 1.05”x0.85”x0.35”
  • Very low control current: 25mA @ 5V
  • Single-in-line 0.075” pitch connector for c ontrol interface and power terminals Electrical Features:
  • 28VDC Input: Capacity ranging from 1A to 7A
  • True I2t Protection from 130% to 1500% of rated current
  • Instant Trip Protection (300 µsec typ) for loads over 1500%
  • High Overload Capability up to 140A
  • Microcontroller based intelligent controller
  • Transient voltage suppressor to handle Load Inductive Spike under Fault Trip
  • Over-temperature Protection: 80 oC typ
  • Internally generated isolated supply to drive the switch
  • Opto Isolated ON/OFF Signal input and S witch Status output
  • Low Power Dissipation; Comply with 250mV max Drop requirement: typ 120 mV @ 7A
  • LED indicator, for visually indicating the operating status (option)
  • Repetitive Fault handling capability
  • Soft Turn-on to reduce EMC issues
  • Module Reset with a Low Level Signal; Trip Reset Circuit is Trip -Free
  • 221 West Industry Court 3 Deer Park, NY 11729 -4681 3 Phone (631) 586 7600 Fax (631) 242 9798 •
  • World Wide Web - http://www.sensitron .com • E-Mail Address - sales@sensitron.com • SPD-7D28 Technical Data Datasheet: SPD7D28, Rev. A

Electrical Characteristics

Input Voltage MIL-STD-704E 28V DC nominal Control Vcc 4.75V~5.25V, 5.0V Nominal Control Current (from +5V) 25 mA max Power Dissipation < 1.5W @ 7A up to 70 °C Ambient temperature Status and ON/OFF TTL Output Current Input/Output Terminals (IN/OUT) 7A Continuous 140A for 300 µsec minimum Max Voltage Drop (Input to Output) 120 mV typ @ Full Load, T A = 25 oC 200 mV max TA = -40 oC ~ 85 oC Turn ON time (measured from Input Signal) 1 msec max I2t (Default value: 7A version) 40 A2s for 130% < I < 1500% Trip time 150% (min) of IRATED 200% of IRATED 400% of IRATED 1000% of IRATED 1500% of IRATED above 1500% IRATED 320 msec ~ 400msec 180 msec ~ 220msec 40 msec ~ 60 msec 6.4 msec ~ 10 msec 2.9 msec ~ 4.3 msec 300 µsec typ; 700 µsec max Reset Time from Fault 100 msec min Repetitive Fault current Rating 1000% Output Rise Time (turn ON) 5 µsec typ Output Fall Time under normal turn -off 50 µsec typ Output Fall Time under Fault 300 nsec typ Min Load Requirement Nil Protection Short Circuit Protection (All Models) Up to 140A Voltage Spikes Built-in Transient Voltage Suppressor to handle short-circuit turn -off spike OTP (Over Temperature Protection) threshold typ. 80 oC, min. 75 oC, max 85 oC OTP response time typ. 1 sec Control and Status ON/OFF Input +5V or Open => Main S witch OFF TTL Low (Sink 1 mA) => Main Switch ON Status Output High (+5V max, can source 0.5mA) => Switch OFF Low (0.4V max, can sink 2mA) => Switch ON Isolation Between pin 1-6 and pin 7-10: 500V DC LED status (option) ON when main switch is ON; OFF whe n main switch is OFF; Blinking when main switch trips

  • 221 West Industry Court 3 Deer Park, NY 11729 -4681 3 Phone (631) 586 7600 Fax (631) 242 9798 •
  • World Wide Web - http://www.sensitron .com • E-Mail Address - sales@sensitron.com • SPD-7D28 Technical Data Datasheet: SPD7D28, Rev. A Physical Characteristics Temperature Operating Temperature TA = -40°C to +70 °C Storage Temperature TA = -55°C to +85 °C Environmental Altitude Up to 30,000 ft Can be installed in an unpressurized area Case Dimensions 1.05”L x 0.85”W x 0.35”H Operating Orientation Any Weight 12 grams typ MTBF (Estimate: MIL STD 217F) 100,000 hrs at 55 °C Full load Pin-Out Table 1, 2, 3 Round, 0.03’’ Vout or Load 4, 5, 6 Round, 0.03’’ 28VDC 7 Round, 0.02’’ +5V Return 8 Round, 0.02’’ +5V Input 9 Round, 0.02’’ Status Output 10 Round, 0.02’’ ON/OFF Input Mechanical Dimensions (in Inches)
  • 221 West Industry Court Deer Park, NY 11729-4681 (631) 586-7600 FAX (631) 242-9798 •
  • World Wide Web - http://www.sensitron.com • E-Mail Address - sales@sensitron.com • SENSITRON SEMICONDUCTOR TECHNICAL DATA DISCLAIMER: 1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales department for the latest version of the datasheet(s). 2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment, medical equipment, and safety equipment), safety should be ensured by using semiconductor devices that feature assured safety or by means of users’ fail-safe precautions or other arrangement. 3- In no event shall Sensitron Semiconductor be liable for any damages that may result from an accident or any other cause during operation of the user’s units according to the datasheet(s). Sensitron Semiconductor assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information, products or circuits described in the datasheets. 4- In no event shall Sensitron Semiconductor be liable for any failure in a semiconductor device or any secondary damage resulting from use at a value exceeding the absolute maximum rating. 5- No license is granted by the datasheet(s) under any patents or other rights of any third party or Sensitron Semiconductor. 6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of Sensitron Semiconductor. 7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and regulations.