Panasonic Switch CR Relays User manual

CR
TWIN POWER SILENT
AUTOMOTIVE RELAY
24.6
.969
CR RELAYS
FEATURES
17.0
.669
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
18.5
.728
mm inch
RoHS Directive compatibility information
http://www.nais-e.com/
Common
Coil
Coil
Normally
Open
Normally
Closed
SPECIFICATIONS
Contact
Characteristics
Arrangement
Contact material
Initial contact resistance (Initial)
(By voltage drop 6 V DC 1A)
Contact voltage drop
Nominal switching
capacity
Rating
Max. carrying current
1 Form C × 2
Ag alloy (Cadmium free)
Typ. 6 mΩ (N.O.)
Typ. 9 mΩ (N.C.)
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)
Min. switching capacity#1
Mechanical (at 120 cpm)
Resistive load
Expected life
(min. operations) Electrical
Motor load
1 A 12 V DC
Min. 107
Min. 105*1
Min. 2×105*2
Min. 105*3
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.
Max. operating speed
(at nominal switching capacity)
Initial insulation resistance*4
6 cpm
Min. 100 MΩ (at 500 V DC)
Between open
contacts
Between contacts
and coil
Initial breakdown
voltage*5
Operate time*6
(at nominal voltage)(at 20°C68°F)
Release time*6
(at nominal voltage)(at 20°C68°F)
Functional*7
Shock resistance
Destructive*8
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
*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
*9 Detection time: 10µs
*11 Refer to Conditions for operation, transport and storage mentioned in AMBIENT
ENVIRONMENT.
Please inquire if you will be using the relay in a high temperature atmosphere
(110°C 230°F).
TYPICAL APPLICATIONS
ORDERING INFORMATION
• Power windows
• Auto door lock
• Electrically powered sunroof
• Electrically powered mirror, etc.
*10 Time of vibration for each direction;
X, Y, direction: 2 hours
Y
X
Z direction: 4 hours
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
Tr2
OFF
OFF
ON
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
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
Ambient temperature: 85°C 185°F
Sample: CR2-12V, 5pcs
Contact carrying current: 10A, 15A, 20A
Ambient temperature: Room temperature
20A
120
15A
10A
80
120
15A
80
10A
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
160
40
40
Quantity, n
Switching voltage, VDC
160
(N.O. side Room temperature)
60
200
Temperature rise, °C
Temperature rise, °C
200
2. Max. switching capability (Resistive load,
initial)
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
100
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
2
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)
40
30
20
10
1
0
0
5
No. of operations, × 10
10
0
0
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.
5
No. of operations, × 104
Max.
X
Max.
Min.
X
Min.
10

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