HALF-SIZE AUTOMOTIVE RELAY JJM-RELAYS FEATURES 15.5 .610 * Compact (half-size). The base area is approximately half the size of conventional (JSM) relays. The controller unit can be made more compact. Base area has been reduced by one half 12 .472 13.9 .547 16 .630 12 .472 mm inch 22 .866 JSM JJM * Perfect for automobile electrical systems. Over 2 x 105 openings possible with a 14 V DC motor load, an inrush current of 25 A, and steady state current of 5 A. (N.O. side) * Plastic sealed type. Plastically sealed for automatic cleaning. 15.5 .610 SPECIFICATIONS Contact Characteristics Arrangement Contact material Initial contact resistance, max. (By voltage drop 6V DC 1A) Nominal switching capacity Rating Max. switching power (resistive Max. switching voltage load) Max. carrying current 1 Form A 1 Form C Silver alloy 100 m 20 A 14 V DC (N.O.) 20 A 14 V DC 10 A 14 V DC (N.C.) 400 W 16 V DC 35 A (12V, at 20C 68F for 2 minutes) 25 A (12V, at 20C 68F for 1 hour) 30 A (12V, at 85C 185F for 2 minutes) 20 A (12V, at 85C 185F for 1 hour) Mechanical (at 120cpm) Expected life (min. operations) Resistive Electrical (at rated Motor load) load Max. operating speed (at rated load) Initial insulation resistance* Initial breakdown voltage*10 Between open contacts Between contact and coil Operate time*11 (at nominal voltage) Release time (without diode)*11 (at nominal voltage) Functional*12 Shock resistance Destructive*13 Functional*14 Vibration resistance Destructive 107 105 *1 2x105 *4 5x104 *5 20 cpm Min. 100 m (at 500 V DC) 9 105 (N.O.)*2 105 (N.C.)*3 2x105 (N.O.)*6 5x104 (N.O.)*7 2x105 (N.C.)*8 Conditions in case of opera- Ambient tion, transport and storage*15 temp. (Not freezing and condensHumidity ing at low temperature) Unit weight 500 Vrms for 1min. 500 Vrms for 1min. Max. 10 ms (at 20C 68F) Max. 10 ms (at 20C 68F) Min. 100 m/s2 {10 G} Min. 1,000 m/s2 {100 G} 10 to 100 Hz, Min. 44.1 m/s2 {4.5 G} 10 to 100 Hz, Min. 44.1 m/s2 {4.5 G} -40 to +85C -40 to +185F 5 to 85% R.H. Approx. 5 g .176 oz Coil Nominal operating power 640 mW Remarks * *1 *2 *3 *4 *5 *6 *7 *8 Specifications will vary with foreign standards certification ratings. at 20 A 14 V DC, at 20 cpm at 20 A 14 V DC at 10 A 14 V DC, at 20 cpm at 5 A (steady), 25 A (inrush) 14 V DC at 20 A 14 V DC (Motor lock), operating frequency: 0.5 s ON, 9.5 s OFF at 5A (steady), 25 A (inrush) 14 V DC at 20 A 14 V DC (Motor lock) at peak 20 A 14 V DC (Braking current) operating frequency: 0.5 s ON, 9.5 s OFF TYPICAL APPLICATIONS Power windows, auto door lock, electrically powered sun roof, electrically powered mirror, cornerring lamp. *9 *10 *11 *12 *13 *14 *15 Measurement at same location as "Initial break down voltage" section. Detection current: 10mA Excluding contact bounce time. Half-wave pulse of sine wave: 11 ms; detection time: 10 s Half-wave pulse of sine wave: 6 ms Detection time: 10 s Refer to 5. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 61) ORDERING INFORMATION Ex. JJM 1a - 12 V Contact arrangement Coil voltage(DC) 1a: 1 Form A 1: 1 Form C 12 V (Note) Standard packing: Carton: 50 pcs.; Case: 1,000 pcs. 355 JJM TYPES AND COIL DATA (at 20C 68F) Contact arrangement 1 Form A 1 Form C Part No. JJM1a-12 V JJM1-12 V Nominal voltage, V DC 12 12 Pick-up voltage, V DC (max.) Drop-out voltage, Coil resistance V DC (min.) (10%) (Initial) 7.2 (Initial) 7.2 (Initial) 1.0 (Initial) 1.0 225 225 Nominal operating current mA (10%) 53.3 53.3 Nominal operating power mW 640 640 Usable voltage range, V DC 10 to 16 10 to 16 DIMENSIONS mm inch 15.5 .610 Schematic (Bottom view) 12 .472 PC board pattern (Bottom view) 3-1.4 dia. 3-.055 dia 1a 13.9 .547 0.4 .016 1a NO COM 10.0 .394 1.5 .059 dia. COIL 3.5 .138 2-0.3 .012 10.0 .394 2.5 .098 2-0.4 .016 4-1.4 dia. 4-.055 dia 1.2 .047 1c 1c NO COM 0.3 .012 10.2 .402 2.5 .098 Note : COIL 4-1.0 .039 1.60.3 .063.012 Marked terminal is only for 1Form C type Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: 1. Coil temperature rise 2-(1). Electrical life test (at rated load) Tested sample: JJM1-12V, 6pcs Point measured: Inside the coil Contact current: Now current through contact, 5A, 10A, 15A, 20A Resistance method, ambient temperature 85C 185F Tested Sample: JJM1-12V Quantity: n = 6 (NC = 3, NO = 3) Load: Resisitive load (NC side: 2A 14 V DC, NO side: 5 A 14 V DC) Operating frequency: ON 1.5s, OFF 1.5s 10 20A 100 15A 80 10A 60 5A Non current through contact 40 Pick-up and drop-out voltage, V Temperature rise, C 120 General tolerance 0.1 .004 0.2 .008 0.3 .012 Contact welding: 0 time Miscontact: 0 time Pick-up voltage Max. _ x Min. 5 Drop-out voltage Max. _ x Min. 20 0 0 14 16 Coil applied voltage, V 0 10 No. of operations, x 104 20 2-(2). Electrical life test (Motor free) Circuit : Tested sample 10 Pick-up and drop-out voltage, V Tested Sample: JJM1-12V, 2pcs. Load: 5A, Inrush 25A, Brake current 18A, Power window motor load (Free condition). Operating frequency: ON 0.5s, OFF 9.5s Contact welding: 0 time Miscontact: 0 time Pick-up voltage 5 Drop-out voltage M 0 356 0 10 No. of operations, x 104 Max. _ x Min. Max. _ x Min. 20 10.0 .394 1.5 .059 dia. NC REFERENCE DATA 12 10.2 .402 2.5 .098 10.2 .402 Tolerance: 0.1 .004 JJM 2-(3). Electrical life test (Motor lock) Tested sample: JJM1-12V, 6pcs. Load: 20A, 14VDC, Power window motor load (lock condition). Operating frequency: ON 1s, OFF 5s Circuit : Tested sample Pick-up and drop-out voltage, V 10 Contact welding: 0 time Miscontact: 0 time Pick-up voltage Max. _ x Min. 5 Drop-out voltage Max. _ x Min. M 0 0 2.5 No. of operations, x 104 5 For Cautions for use, see Relay Technical Information (Page 48 to 76). 9/1/2000 All Rights Reserved, (c) Copyright Matsushita Electric Works, 357 Ltd. Go To Online Catalog