CT
ULTRA SMALL AUTOMOTIVE RELAY
CT-RELAYS
• Simple footprint enables ease of PC board layout
10 terminals layout
17.4 .685
14 .551 13.5 .531
FEATURES
• Ultra small size Twin type: 17.4(L)×14.0(W)×13.5(H)mm .685(L)×.551(W)×.531(H)inch Slim 1c type: 17.4(L)×7.2(W)×13.5(H)mm .685(L)×.283(W)×.531(H)inch • Twin (1 Form C × 2) Forward/reverse motor control is possible with a single relay.
Twin type (8 terminals)
17.4 .685 7.2 .283 13.5 .531
Contact terminal
Coil terminal
= 8 terminals mm inch Slim 1c type
SPECIFICATIONS
Contact
Arrangement Contact material Initial contact resistance, max. (By voltage drop 6 V DC 1 A) Initial contact voltage drop, max. Nominal switching capacity Rating Max. carrying current Mechanical (at 120 cpm) Resistive load Expected life (min. operation) Electrical Motor load 1 Form C×2 (H bridge), 1 Form C Silver alloy 100mΩ 0.2 V (at 10 A switching) N.O.: 20 A 14 V DC N.C.: 10 A 14 V DC 35 A for 2 minutes, 25 A for 1 hour (14 V, at 20°C 68°F) Min. 107 Min. 10 * Min. 2×105*2
51
Characteristics
Max. operating speed (at nominal switching capacity) Initial insulation resistance*4 Between open Initial contacts breakdown Between contacts 5 voltage* and coil Operate time*6 (at nominal voltage) (at 20°C 68° F) Release time (without diode)*6 (at nominal voltage) (at 20°C 68° F) Functional*7 Shock resistance Destructive*8 Vibration resistance Functional*9 Destructive*10 6 cpm Min. 100 MΩ (at 500 V DC) 500 Vrms for 1 min. 500 Vrms for 1 min. Max. 10ms (Initial) Max. 10ms (Initial) Min. 100 m/s2 {10G} Min. 1,000 m/s2 {100G} 10 to 100 Hz, Min. 44.1m/s2 {4.5G} 10 to 500 Hz, Min. 44.1m/s2 {4.5G} –40°C to +85°C –40°F to +185°F 5 to 85% R.H. Approx. 8.0g .28oz (Twin type) Approx. 4.0g .14oz (Slim 1c type)
X, Y, direction: 2 hours Z direction: 4 hours
Z
Min. 105*3
Coil
Nominal operating power Remarks 800 mW
* Specifications will vary with foreigh standards certification ratings. *1 At nominal switching capacity, operating frequency: 1s ON, 9s OFF *2 N.O.: at 5 A (steady), 25 A (inrush)/N.C.: at 20 A (brake) 14 V DC, operating frequency: 0.5s ON, 9.5s OFF *3 At 25A 14 V DC (Motor lock), operating frequency: 0.5s ON, 9.5s OFF 4 Measurement at same location as "Initial breakdown voltage " section * *5 Detection current: 10mA *6 Excluding contact bounce time *7 Half-wave pulse of sine wave: 11ms; detection: 10µs *8 Half-wave pulse of sine wave: 6ms *9 Detection time: 10µs
Conditions for operaAmbient tion, transport and stor- temp age*11 (Not freezing and condensing at low tem- Humidity perature) Unit weight *10Time of vibration for each direction;
X Y
*11 Refer to 5. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 61)
TYPICAL APPLICATIONS
• Power windows • Auto door lock • Power sunroof • Electrically powered mirrors
ORDERING INFORMATION
Ex. A CT 1 Contact arrangement 1: 1 Form C 2: 1 Form C × 2 (8 terminals type) 5: 1 Form C × 2 (10 terminals type) 12 Coil voltage (V DC) 12: 12 Product name CT
Standard packing; 1 Form C: Carton(tube package) 30pcs. Case 1,500pcs. 1 Form C × 2: Carton(tube package) 30pcs. Case 900pcs.
364
CT
TYPES AND COIL DATA (at 20°C 68°F)
Contact arrangement 1c 1c × 2 (8 terminals type) 1c × 2 (10 terminals type) Part No. Nominal voltage, V DC 12 12 12 Pick-up voltage, V DC (max.) (Initial) 7.2 (Initial) 7.2 (Initial) 7.2 Drop-out voltage, V DC (min.) (Initial) 1.0 (Initial) 1.0 (Initial) 1.0 Coil resistance, Ω (±10%) 180 180 180 Nominal operating current, mA (±10%) 53.3 53.3 53.3 Nominal operating power, mW 800 800 800 Usable voltage range, V DC 10 to 16 10 to 16 10 to 16 mm inch
17.4 .685 14 .551
ACT112 ACT212 ACT512
DIMENSIONS
1. Twin type (8 terminals)
9.5 .374 6 .236 13.5 .531 0.4 .016 3.5 .138 1 .039 Sealed by epoxy resin 1.25 .049 1 .039 3 6.8 .118 .268 3.15 .124 6 .236 9.5 .374 4.3 .169 2.5 .098 JAPAN 15 .591 4.3 .169 0.4 .016 1 .039 0.3 .012
PC board pattern (Bottom view)
Max. 1.0 .039
3 6.8 .118 .268 3.15 .124 15 .591 0.8 .031 0.4 0.4 .016 .016 Pre-soldering
4.3 .169 2.5 .098 4.3 .169 4-1.1 0 dia 4-.043 +0.04 dia 0
+0.1 +0.1
*A
4-1.4 0 dia 4-.055 +0.04 dia 0
Tolerance: ±0.1±.004 Schematic (Bottom view)
1.45 .057
Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch:
Tolerance ±0.1 ± .004 ±0.2 ± .008 ±0.3 ± .012
COIL COM NO COIL COM NC
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering. Intervals between terminals is measured at A surface level.
2. Twin type (10 terminals)
17.4 .685 14 .551
PC board pattern (Bottom view)
9.5 .374 6 .236
13.5 .531 0.4 .016 3.5 .138 0.4 .016
3.15 .124 Max. 1.0 .039 0.65 6.8 .026 .268 3.15 .124 0.65 .026 15 .591
4.3 .169 2.5 .098 4.3 .169 4-1.1 0 dia 4-.043 +0.04 dia 0
+0.1
1 .039
*A 1 .039 0.3 .012 0.8 .031 0.4 0.4 .016 .016 6-1.4 dia 6-.055 dia
+0.1 0 +0.04 0
1.25 .049
9.5 .374 6 .236
Pre-soldering Sealed by epoxy resin
Tolerance: ±0.1±.004 Schematic (Bottom view)
3.15 .124 0.65 6.8 .026 .268 3.15 .124 1.45 .057 0.65 1 .026 .039
JAPAN
4.3 .169 2.5 .098 4.3 .169
NO COIL COM NO COIL COM NC NC
JAPAN
15 .591
Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch:
Tolerance ±0.1 ± .004 ±0.2 ± .008 ±0.3 ± .012
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering. Intervals between terminals is measured at A surface level.
365
CT
3. Slim 1c type
17.4 .685 7.2 .283
mm inch PC board pattern (Bottom view)
13.5 .531 0.4 .016 3.5 .138 0.4 1 1 .016 .039 Sealed by epoxy resin .039 9.5 1.25 6 .374 .049 .236 1 .039 3.15 JAPAN .124 1.45 0.65 .057 .006 15 .591 0.3 .012 Max. 1.0 .039
3-1.4 dia. 3-.055 dia.
9.5 .374 6 .236 4.3 .169 15 .591 2-1.1 0 dia. 2-.043 +0.04 dia. 0
+0.1
3.15 .124 0.65 .026 0.4 .016 0.4 .016
*A 0.8 .031
Tolerance: ±0.1±.004 Schematic (Bottom view)
Pre-soldering
4.3 .169
Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch:
Tolerance ±0.1 ± .004 ±0.2 ± .008 ±0.3 ± .012
NO COM NC
COIL
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering. Intervals between terminals is measured at A surface level.
EXAMPLE OF CIRCUIT
Forward/reverse control circuits of DC motor for power windows
NO 12 V DC Tr 1 NC COM
M
NO COM Tr 2 NC
M Power window motor
REFERENCE DATA
1-(1). Coil temperature rise (at 20°C 68°F)
Sample: ACT212, 3pcs Contact carrying current: 0A, 10A, 20A
140 20A 120 120 10A 0A 80 60 40 20 0 12 14 16 20A 100 80 60 40 20 0 12 14 16 10A 0A
1-(2). Coil temperature rise (at 85°C 185°F)
Sample: ACT212, 3pcs Contact carrying current: 0A, 10A, 20A
140
Temperature rise, °C
100
Coil applied voltage, V
Temperature rise, °C
Coil applied voltage, V
2-(1). Electrical life test (Motor load)
Tested sample: ACT212, 3pcs. Load: 5A steady, Inrush 25A, 14V DC Operating frequency: ON 0.5s, OFF 9.5s
Circuit Tested sample
2-(2). Electrical life test (Motor lock)
Tested sample: ACT212, 3pcs. Load: 25A, 14V DC Operating frequency: ON 0.5s, OFF 9.5s
Pick-up and drop-out voltage, V Pick-up and drop-out voltage, V
10 10
8
8
Pick-up voltage
6 Max. X Min.
Pick-up voltage
6
Max. X Min.
M
4
4
Drop-out voltage
2
Max. X Min.
Drop-out voltage
2 Max. X Min.
0
0
10 No. of operations, × 104
20
0
0
10
No. of operations, × 104
For Cautions for use, see Relay Technical Information (Page 48 to 76).
366 9/1/2000
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