CF TWIN POWER AUTOMOTIVE RELAY
22.5 .886
CF RELAYS
FEATURES
16.5 .650
Normally Normally Open Closed
• 7 Amp Steady/30 Amp Inrush current capability • Simple footprint enables ease of PC board layout
16.5 .650
Coil 1
Common
Open Space
Coil 2
mm inch
SPECIFICATIONS Contact
Characteristics
Arrangement Contact material Initial contact resistance (By voltage drop 6 V DC 1 A) Initial contact voltage drop Nominal switching capacity Max. switching power Max. switching voltage
1 Form C×2 (H bridge) Silver alloy Max. 50 mΩ
Max. make current Rating
Max. carrying current
Min. switching capacity Mechanical (at 120 cpm) resistive load Expected 7 A 14 V DC, life (min. Inrush 30 A Electrical ope.) (Motor load) 20 A 14 V DC (Motor lock) #1
Max. 0.2 V (at 20 A) N.O.: 20A 14 V DC N.C.: 10A 14 V DC 140 W 16 V DC 10 A (Continuous), 30 A (within 1 min.; coil applied voltage: 12 V, at 20°C) 30 A (2 minutes), 20 A (1 hour) (coil applied voltage: 12 V, at 20°C) 25 A (2 minutes), 15 A (1 hour) (coil applied voltage: 12 V, at 85°C) 1 A 12 V DC 106 Min.105 2×105 Min.5×104
Coil
Max. operating speed (at rated load) Initial insulation resistance*1 Initial Between open contacts breakdown Between contacts and coil voltage*2
6 cpm Min. 100 MΩ (at 500 V DC)
Operate time*3 (at nominal voltage)
Max. 10 ms Max. 10 ms Min. 100 m/s2 {10 G} Min. 1,000 m/s2 {100 G} Approx. 44.1 m/s2 {4.5 G}, 10 Hz to 100 Hz Approx. 44.1 m/s2 {4.5 G}, 10 Hz to 500 Hz
Release time*3 (at nominal voltage) Functional*4 Shock resistance Destructive*5 Functional*6 Vibration resistance Destructive*7 Conditions for operation, transport and storage*8 Ambient temp. (Not freezing and condensing at low Humidity temperature) Mass Standard type
1,000 Vrms for 1 min. 1,000 Vrms for 1 min.
–40°C to + 85°C –40°F to +185°F 5%R.H. to 85%R.H. Approx. 15 g .529 oz
Remarks *1 Measurement at same location as “Initial breakdown voltage” section *2 Detection current: 10mA *3 Excluding contact bounce time *4 Half-wave pulse of sine wave: 11ms; detection time: 10µs *5 Half-wave pulse of sine wave: 6ms *6 Detection time: 10µs *7 Time of vibration for each direction; X, Y, direction: 2 hours Y X Z direction: 4 hours Z
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.
*8 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 mirrors • Powered seats
• Lift gates • Slide door closers, etc. (for DC motor forward/ reverse control circuits)
Ex. CF
2
–
12 V
Contact arrangement
Coil voltage(DC)
1 Form C × 2
12 V
Standard packing: Carton: 35pcs.; Case: 700pcs.
TYPES AND COIL DATA (at 20°C 68°F) Part No.
Nominal voltage, V DC
CF2-12V
12
Pick-up voltage, V DC (Initial) Max. 7.2
Drop-out voltage, V DC (Initial) Min. 1.0
Coil resistance, Ω 225±10%
Nominal operating Nominal current, operating Power, mA mW 53.3±10% 640
* Other pick-up voltage types are also available. Please contact us for details.
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
Usable voltage range, VDC 10 to 16
CF DIMENSIONS
mm inch Recommended PC board pattern
Max. 1.2 .047
16.5 .650
(6-4 dia.) (6-.157 dia.)
3.5 .138
(R1.5) 1.27±0.1 .050±.004
Land diameter
5.08±0.1 .200±.004 2.54±0.1 .100±.004 (3) 5.08±0.1 (.118) .200±.004
12.7±0.1 .500±.004 0.25 .010
0.25 0.2 .010 .008
*A 1.0 .039 0.3 Pre-soldering .012 1.0 .039
1.0 .039
1.0 .039
1.0 .039
6.35±0.1 .250±.004
0.3 .012
3.81±0.1 4-1.3 dia.±0.1 4-.052 dia.±.004 .150±.004 4-1.5 dia.±0.1 4-.059 dia.±.004 7.62±0.1 10.16±0.1 .300±.004 .400±.004
5.08 .200
12.7 .500
JAPAN
7.62 .300
2.54 5.08 .100 .200
10.16 .400
3.81 .150
(0.8) (.031)
Schematic
Dimension: General 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
NO COM1 NC COM2
* 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 CIRCUITS Forward/reverse control circuits of DC motor for power window
NO
COM
12 V DC
M
NC
COM
NO
SW A OFF ON OFF
NC
SW A
SW B M : Power window motor
SW B OFF OFF ON
Motor Stop Forward Reverse
REFERENCE DATA 1-(1). Coil temperature rise (at room temperature)
1-(2). Coil temperature rise (at 85°C 185°F)
2. Max. switching capability (Resistive load)
Sample: CF2-12V, 6pcs. Measured potion: Inside the coil Contact carrying current: 10A, 15A, 20A Ambient temperature: 85°C 185°F
Sample: CF2-12V, 6pcs. Measured potion: Inside the coil Contact carrying current: 10A, 15A, 20A Ambient temperature: Room temperature 100
(N.O. side Room temperature)
60
100
15A 10A
60
40
20
15A 60
10A
40
20
12
0
14 16 Coil applied voltage, V
3. Ambient temperature and operating temperature range
30 20
12
0
14 16 Coil applied voltage, V
0
10
20 30 40 Switching current, A
50
5. Distribution of operate and release time
Sample: CF2-12V, 100pcs.
Sample: CF2-12V, 100pcs. * With diode
35
60 Frequency
30
20
40
10
60
70
25
50
4. Distribution of pick-up and drop-out voltage
40 Coil applied voltage, VDC
20A
Pick-up voltage Drop-out voltage
50
50 Frequency
0
80
Switching voltage, VDC
80
Temperature rise, °C
Temperature rise, °C
20A
40
Operate time Release time
40 30
30 15
5 0 –40 –20
20
20
10
10
10 Pick-up voltage (Cold start) 0 20 40 60 8085 100 120 Ambient temperature, °C
0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
0 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0
Voltage, V
All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
Operate and release time, ms
CF Change of pick-up and drop-out voltage
Circuit Relay 1 Relay 2
1s 1s 3s 6s (1 cycle)
Change of contact resistance 50
10 9 8 7 Pick-up voltage
6
Max. X Min.
5 4 3
Drop-out voltage
Contact resistance, mΩ
Sample: CF2-12V, 3pcs. Load: Inrush current: 30A, Steady current: 7A, Power window motor actual load (free condition) Switching frequency: (ON:OFF = 1s:5s) Ambient temperature: Room temperature
Pick-up and drop-out voltage, V
6-(1). Electrical life test (Motor free)
Max. X Min.
2
40
30
20
10
Max. X Min.
1 0 Resistive load
M
0
5
10
15
0
20
No. of operations, × 10
0
10
20
No. of operations, × 104
4
Power window motor (free)
Load current waveform Inrush current: 27A, Steady current: 8.4A Brake current: 15A 10A 200ms
Change of pick-up and drop-out voltage
Circuit Relay 1 Relay 2
1s 1s 3s 6s (1 cycle)
Change of contact resistance 50
10 9 8 7 Pick-up voltage
6
Max. X Min.
5 4 3
Drop-out voltage
Contact resistance, mΩ
Sample: CF2-12V, 3pcs. Load: 20A 14V DC, Power window motor actual load (lock condition) Switching frequency: (ON:OFF = 1s:5s) Ambient temperature: Room temperature
Pick-up and drop-out voltage, V
6-(2). Electrical life test (Motor lock)
Max. X Min.
2
40
30
20
10
Max. X Min.
1 0
M
0
5 No. of operations, × 10
4
Power window motor (lock)
Load current waveform Steady current: 21A 14V DC
5A 200ms
For Cautions for Use, see Relay Technical Information All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.
0
0
2.5 No. of operations, × 104
5