AZ977 20 AMP MICRO-ISO AUTOMOTIVE RELAY FEATURES • • • • • • • • Up to 20 Amp switching capability in a compact size Coils to 24 VDC Small footprint 1 Form A and C contacts available Vibration and shock resistant ISO/TS 16949, ISO14001 Cost effective Designed for high in-rush applications GENERAL DATA CONTACTS Arrangement SPST (1 Form A) SPDT (1 Form C) Ratings Resistive load: Minimum operations 1 x 106 1 x 105 at 20 A 14 VDC Res. Operate Time (max.) 10 ms max. at nominal coil voltage Max. switched power: 280 W Max. switched current: 20 A Max. switched voltage: 150 VDC* Release Time (max.) 7 ms max. at nominal coil voltage (with no coil suppression) Rated load: 20 A at 14 VDC Dielectric Strength 1000 VDC coil to contact (at sea level for 1 min.) 500 VDC between open contacts * If switching voltage is greater than 30 VDC, special precautions must be taken. Please contact the factory. Material Silver tin oxide Resistance < 50 milliohms initially (6 V, 1 A voltage drop method) COIL Power At Pickup Voltage (typical) 534 mW (Standard) 421 mW (Sensitive) Max. Continuous Dissipation 2.6 W at 20°C (68°F) ambient Temperature Rise 60°C (108°F) at nominal coil voltage Max Temperature Life Expectancy Mechanical Electrical 155°C (311°F) Insulation Resistance 100 megohms min. at 20°C, 500 VDC 50% RH Dropout Greater than 8.3% of nominal coil voltage Ambient Temperature Operating Storage At nominal coil voltage -40°C (-40°F) to 115°C (239°F) -40°C (-40°F) to 155°C (311°F) Vibration 0.062" DA at 10-55 Hz Shock 10 g Enclosure P.B.T. polyester Terminals Quick connects Note: Allow suitable slack on leads when wiring, and do not subject the terminals to excessive force. Weight 18.5 grams NOTES 1. All values at 20°C (68°F). 2. Relay may pull in with less than “Must Operate” value. 3. Specifications subject to change without notice. 12/12/12 AZ977 RELAY ORDERING DATA STANDARD RELAYS ORDER NUMBER* COIL SPECIFICATIONS Nominal Coil VDC 6 12 24 Must Operate VDC 3.6 7.2 14.4 Max. Continuous VDC 7.8 15.6 31.2 Coil Resistance ± 10% 25 97 384 Form A (SPST) Form C (SPDT) AZ977–1A–6D AZ977–1A–12D AZ977–1A–24D AZ977–1C–6D AZ977–1C–12D AZ977–1C–24D SENSITIVE RELAYS ORDER NUMBER* COIL SPECIFICATIONS Nominal Coil VDC 6 12 24 Must Operate VDC 3.6 7.2 14.4 Max. Continuous VDC 7.8 15.6 31.2 Coil Resistance ± 10% 32 123 483 Form A (SPST) Form C (SPDT) AZ977–1A–6DS AZ977–1A–12DS AZ977–1A–24DS AZ977–1C–6DS AZ977–1C–12DS AZ977–1C–24DS *Add suffix “R” for resistor in parallel with coil. Resistor values: 6V: 180 ohms,12V:680 ohms, 24V:2700 ohms HARDWARE ORDERING DATA DESCRIPTION PCB SOCKET ORDER NUMBER ST977-U1 DESCRIPTION CRIMP SOCKET ORDER NUMBER ST977-U2 MECHANICAL DATA 7)2).' $)!'2!-3 ;= ;= 6)%7%$ 4/7!2$3 4%2-).!,3 ;= ;= ;= ;= A A ;= ;= &/2- # ;= 8 ;= 8 ;= 345 8 ;= &/2- ! /PTIONAL RESISTOR 345 0# "/!2$ ,!9/54 ;= ;= ;= ;= ;= $)! 490 ;= ;= ;= ;= ;= ;= ;= ;= ;= ;= 490 ;= ;= 0#" ;= 30#" ;= 490 ;= ;= ;= 2 ;= ;= ;= 490 ;= Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010" 12/12/12