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CR TWIN POWER SILENT AUTOMOTIVE RELAY

CR RELAYS

FEATURES 24.6 .969

board layout

• Silent Noise has been reduced by approximately 20 dB, using our own silencing design. • Twin (1 Form C × 2) Forward/reverse motor control is possible with a single relay. • Sealed construction • Simple footprint enable ease of PC

17.0 .669 18.5 .728

mm inch

Common

Coil

Coil Normally Open

Normally Closed

SPECIFICATIONS Contact

Characteristics 1 Form C × 2 (H bridge) Silver alloy

Arrangement Contact material Initial contact resistance (By voltage drop 6 V DC 1A) Contact voltage drop Nominal switching capacity

Rating

Max. 100 mΩ Max. 0.2V (at 10 A) N.O.: 20 A 14 V DC N.C.: 10 A 14 V DC 35 A for 2 minutes, 25 A for 1 hour (12 V, at 20°C68°F) 30 A for 2 minutes, 20 A for 1 hour (12 V, at 85°C185°F)

Max. carrying current

Min. switching capacity#1 Expected life (min. operations)

Max. operating speed (at nominal switching capacity) Initial insulation resistance*4

1 A 12 V DC Min. 107 Min. 105*1 Min. 2×105*2 Min. 105*3

Mechanical (at 120 cpm) Resistive load Electrical Motor load

Coil Nominal operating power

640 mW

#1 This value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the actual load.

6 cpm Min. 100 MΩ (at 500 V DC)

Between open contacts Between contacts and coil

Initial breakdown voltage*5

Operate time* (at nominal voltage)(at 20°C68°F) Release time*6 (at nominal voltage)(at 20°C68°F) Functional*7 Shock resistance Destructive*8 6

500 Vrms for 1 min. Max. 10 ms (initial) Max. 10 ms (initial) Min. 100 m/s2 {10G} Min. 1,000 m/s2 {100G} 10 Hz to 100 Hz, Min. 44.1 m/s2 {4.5G} 10 Hz to 500 Hz, Min. 44.1 m/s2 {4.5G}

Functional*9 Vibration resistance Destructive*10 Conditions for operation, transport and storage*11 (Not freezing and condensing at low temperature) Mass

500 Vrms for 1 min.

Ambient temperature

–40°C to +85°C –40°F to +185°F

Humidity

5% R.H. to 85% R.H. Approx. 12.5g.44 oz

Remarks *9 Detection time: 10µs *10 Time of vibration for each direction; X, Y, direction: 2 hours Y X Z direction: 4 hours

*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 20A 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

*11 Refer to 6. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT

TYPICAL APPLICATIONS

ORDERING INFORMATION

• Power windows • Auto door lock • Electrically powered sunroof • Electrically powered mirror, etc.

Z

Ex. CR

2

12 V

Contact arrangement

Coil voltage(DC)

1 Form C × 2

12 V

Standard packing: Carton(tube package) 32pcs. Case: 800pcs.

All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.


CR TYPES AND COIL DATA (at 20°C 68°F) Part No.

Nominal voltage, V DC

Pick-up voltage, V DC (Initial)*

Drop-out voltage, V DC (Initial)

Coil resistance, Ω

CR2-12V

12

Max. 7.2

Min. 1.0

225±10%

Nominal operating current, mA 53.3±10%

Nominal operating power, mW

Usable voltage range, V DC

640

10 to 16

* Other pick-up voltage types are also available. Please contact us for details.

DIMENSIONS

mm inch PC board pattern (Bottom view)

17.0 .669

24.6 .969

7-1.5 +0.1 0 dia 7-.059 +.004 0 dia

4.5 .177

18.5 .728 Max. 1.0 .039

0.6 .024 3.5 .138

7-0.25 .010 4.5 .177

A* Pre-soldering

4.5 .177

4.5 .177

3.5 .138

8.0 .315

4.5 .177

7-1.2 .047

22.4 .882

Tolerance: ±0.1 ±.004 Schematic (Bottom view)

3.5 .138

8.0 .315

4.5 .177

22.4 .882

Dimension: Tolerance Max. 1mm .039 inch: ±0.1 ±.004 1 to 3mm .039 to .118 inch: ±0.2 ±.008 Min. 3mm .118 inch: ±0.3 ±.012

COM1

COM2

COIL NO

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.

EXAMPLE OF CIRCUIT Forward/reverse control circuits of DC motor for power window

M COM

COM

Tr1

Tr2

NC

NO

12 VDC

M Power window motor

Tr1 OFF ON OFF

All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.

Tr2 OFF OFF ON

Motor Stop Forward Reverse


CR REFERENCE DATA 1-(1). Coil temperature rise (at room temperature)

1-(2). Coil temperature rise (at 85°C 185°F)

Sample: CR2-12V, 5pcs Contact carrying current: 10A, 15A, 20A Ambient temperature: Room temperature

20A

120

15A 10A

80

160

120 15A 80

10A

40

40

12

0

14 16 Coil applied voltage, V

3. Ambient temperature and operating temperature range

40 30 20

0

14 16 Coil applied voltage, V

0

10

20 30 40 Switching current, A

50

5. Distribution of pick-up and drop-out voltage Sample: CR2-12V, 100pcs

Ratio against the rated voltage, %V

35 30 25 20 15 10

0 –40 –20

12

4. Ambient temperature characteristics

40

5

50

10

70

80

60

60 50 40

Pick-up voltage lower limit 0 –40 –20

0

7. Distribution of release time Sample: CR2-12V, 100pcs * With diode

100

100

90

90

80

80

70

70

Quantity, n

30

10

80 20 40 60 Ambient temperature, °C

Sample: CR2-12V, 100pcs

50

40

20

20

6. Distribution of operate time

60

50

30

10

Pick-up voltage (Cold start) 0 20 40 60 8085 100 120 Ambient temperature, °C

Pick-up voltage Drop-out voltage

Pick-up voltage upper limit

70

Frequency, n

0

Coil applied voltage, VDC

Switching voltage, VDC

160

(N.O. side Room temperature)

60

200 Temperature rise, °C

Temperature rise, °C

200

Quantity, n

2. Max. switching capability (Resistive load)

Sample: CR2-12V, 5pcs Contact carrying current: 10A, 15A Ambient temperature: 85°C 185°F

100

0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 Voltage, V

60 50

40

40

30

30

20

20

10

10 0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5

0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5

Time, ms

Time, ms

8-(2). Operation noise distribution

Measuring conditions

When operated

When released

Sample: CR2-12 V, 50 pcs. Equipment setting: “A” weighted, Fast, Max. hold Coil voltage: 12V DC Coil connection device: Diode Background noise: Approx. 20dB

50

50

40

40 Frequency

Frequency

8-(1). Operation noise distribution

30

30

20

20

10

10

0 40

42

44

46

48

50

52

Noise level, dB

54

56

0 36

Microphone Relay

50mm 1.969inch Sponge

38

40

42

44

46

48

50

52

Noise level, dB

All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.


CR Change of pick-up and drop-out voltage

Circuit

14VDC

M

Change of contact resistance

10

50 N.C. side N.O. side

9 8 Pick-up voltage

7

Max. X Min.

6 5 4

Drop-out voltage

Max. X Min.

3 2

Contact resistance, mΩ

Sample: CR2-12V, 3pcs Load: Inrush current: 25A, Steady current: 6A, Brake current: 15A, power window motor actual load (free condition) Tested voltage: 14V DC Ambient temperature: Room temperature

Pick-up and drop-out voltage, V

9-(1). Electrical life test (Motor free)

40

30

20 Max. X(N.C.) Max. X(N.O.) Min. Min.

10

1 0

0

10

0

20

No. of operations, × 10

0

10 No. of operations, × 104

4

Load current waveform Inrush current: 25A, Steady current: 6A, Brake current: 15A Tested voltage: 14V DC 10A 100ms

Change of pick-up and drop-out voltage

Circuit

14VDC

M

Motor

Change of contact resistance 50

10

N.C. side N.O. side

9 8 Pick-up voltage

7 6 5

Drop-out voltage

4

Max. X Min. Max. X Min.

3

Contact resistance, mΩ

Sample: CR2-12V, 3pcs Brake current: 22A, power window motor actual load (lock condition) Tested voltage: 14V DC Switching frequency: (ON:OFF = 0.5s:9.5s) Ambient temperature: Room temperature

Pick-up and drop-out voltage, V

9-(2). Electrical life test (Motor lock)

2

40

30

20

10

1 0

0

5 No. of operations, × 10

10 4

Load current waveform Brake current: 22A Tested voltage: 14V DC 5A 100ms

For Cautions for Use, see Relay Technical Information All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.

0

0

5 No. of operations, × 104

Max. X Max. Min. X Min. 10


Panasonic-Automotive Relays-CR