MINI-ISO AUTOMOTIVE RELAY

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MINI-ISO AUTOMOTIVE RELAY CB RELAYS RoHS compliant FEATURES This relay has an Mini-ISO (International Organization for Standardization) terminal arrangement. Relay is compact and high capacity (4 A).

Features high switching capacity of 4 A Features high thermal resistance of 12 C 27 F (heat resistant type). Heat resistant type is available that can withstand use near engines.

1 MINI-ISO AUTOMOTIVE RELAY CB RELAYS RoHS compliant FEATURES This relay has an Mini-ISO (International Organization for Standardization) terminal arrangement. Relay is compact and high capacity (4 A). Compact form factor realized with space saving mm inch small base area thanks to integrated bobbin and base construction. Features high switching capacity of 4 A Features high thermal resistance of 12 C 27 F (heat resistant type). Heat resistant type is available that can withstand use near engines. (4 A switching capacity) Built-in resistor type is also available. TYPICAL APPLICATIONS Automobiles Headlights, Cell motors, Air conditioners, ABS, EPS, etc. Construction equipment Agricultural equipment, Conveyor, etc. ORDERING INFORMATION arrangement 1a: 1 Form A 1: Protective construction Nil: Sealed type F: Flux-resistant type Heat resistant of types Nil: Standard type T: Heat resistant type Protective element Nil: None R: with resistor inside CB rating Nil: Standard type H: High contact capacity type Mounting classification Nil: Plug-in type P: PC board type M: Coil voltage (DC) 12V, 24 V ASCTB22E 212-T

2 TYPES 1. Standard type arrangement Mounting classification Nominal coil voltage Sealed type Flux-resistant type Part No. Part No. PC board type 12V DC CB1a-P-12V CB1aF-P-12V 24V DC CB1a-P-24V CB1aF-P-24V 1 Form A Plug-in type 12V DC CB1a-12V CB1aF-12V 24V DC CB1a-24V CB1aF-24V 12V DC CB1a-M-12V CB1aF-M-12V 24V DC CB1a-M-24V CB1aF-M-24V PC board type 12V DC CB1-P-12V CB1F-P-12V 24V DC CB1-P-24V CB1F-P-24V Plug-in type 12V DC CB1-12V CB1F-12V 24V DC CB1-24V CB1F-24V 12V DC CB1-M-12V CB1F-M-12V 24V DC CB1-M-24V CB1F-M-24V PC board type* 12V DC CB1aH-P-12V CB1aHF-P-12V 24V DC CB1aH-P-24V CB1aHF-P-24V High contact capacity 12V DC CB1aH-12V CB1aHF-12V Plug-in type 24V DC CB1aH-24V CB1aHF-24V 12V DC CB1aH-M-12V CB1aHF-M-12V 24V DC CB1aH-M-24V CB1aHF-M-24V Standard packing; Carton: pcs. Case: 2 pcs. Note: Please use CB R to order with resistor inside type. (Asterisks should be filled in from ORDERING INFORMATION.) 2. Heat resistant type arrangement Mounting classification Nominal coil voltage Sealed type Flux-resistant type Part No. Part No. PC board type 12V DC CB1a-T-P-12V CB1aF-T-P-12V 24V DC CB1a-T-P-24V CB1aF-T-P-24V 1 Form A Plug-in type 12V DC CB1a-T-12V CB1aF-T-12V 24V DC CB1a-T-24V CB1aF-T-24V 12V DC CB1a-T-M-12V CB1aF-T-M-12V 24V DC CB1a-T-M-24V CB1aF-T-M-24V PC board type 12V DC CB1-T-P-12V CB1F-T-P-12V 24V DC CB1-T-P-24V CB1F-T-P-24V Plug-in type 12V DC CB1-T-12V CB1F-T-12V 24V DC CB1-T-24V CB1F-T-24V 12V DC CB1-T-M-12V CB1F-T-M-12V 24V DC CB1-T-M-24V CB1F-T-M-24V PC board type* 12V DC CB1aH-T-P-12V CB1aHF-T-P-12V 24V DC CB1aH-T-P-24V CB1aHF-T-P-24V High contact capacity 12V DC CB1aH-T-12V CB1aHF-T-12V Plug-in type 24V DC CB1aH-T-24V CB1aHF-T-24V 12V DC CB1aH-T-M-12V CB1aHF-T-M-12V 24V DC CB1aH-T-M-24V CB1aHF-T-M-24V Standard packing; Carton: pcs. Case: 2 pcs. Note: Please use CB R to order with resistor inside type. (Asterisks should be filled in from ORDERING INFORMATION.) RATING 1. Coil data 1) No protective element arrangement 1 Form A, Nominal coil voltage 2) With resistor inside Nominal operating current Coil resistance Nominal operating power Usable voltage range 12V DC 3 to 7V DC 1.2 to 4.2V DC 117mA 3Ω 1.4W to 16V DC 24V DC 6 to 14V DC 2.4 to V DC 7mA 32Ω 1.W 2 to 32V DC 117mA 3Ω 1.4W (PC board type) High contact 12V DC 3 to 7V DC 1.2 to 4.2V DC to 16V DC 1mA Ω 1.W capacity ma 411Ω 1.4W (PC board type) 24V DC 6 to 14V DC 2.4 to V DC 2 to 32V DC 7mA 32Ω 1.W Note: Other pick-up voltage types are also available. Please contact us for details. arrangement 1 Form A, Nominal coil voltage (Initial, at 2 C 6 F) (Initial, at 2 C 6 F) Nominal operating current (at 2 C 6 F) Combined resistance (±%) (at 2 C 6 F) Nominal operating power (at 2 C 6 F) Usable voltage range 12V DC 3 to 7V DC 1.2 to 4.2V DC 134mA 9.Ω 1.6W to 16V DC 24V DC 6 to 14V DC 2.4 to V DC 4mA 2.2Ω 2.W 2 to 32V DC ASCTB22E 212-T

3 2. Specifications 1) Standard type (12 V coil voltage) Characteristics Item Specification Rating Electrical characteristics Mechanical characteristics Expected life Conditions Arrangement 1 Form A resistance (Initial) Typ2mΩ (By voltage drop 6 V DC 1 A) material Ag alloy (Cadmium free) Nominal switching capacity (Initial) 4A 14V DC N.O.: 4A 14V DC N.C.: A 14V DC High contact capacity operating speed 1 cpm (at nominal switching capacity) Mass Approx. 33 g 1.16 oz Notes: *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. *2. The upper operation ambient temperature limit is the maximum temperature that can satisfy the coil temperature rise value. Please refer to Usage ambient condition in CAUTIONS FOR USE OF AUTOMOTIVE RELAYS. CB 7A 14V DC (at 2 C 6 F) A 14V DC (at C 1 F) carrying current (Initial) (14V DC, at C 1 F, continuous) N.O.: 4A N.O.: 4A, N.C.: A N.O.: 4A Nominal operating power 1.4W 1.4W 1.W (1.4W: PC board type) switching capacity (resistive load)* 1 1A 14V DC Insulation resistance (Initial) 2 MΩ (at V DC, Measurement at same location as Breakdown voltage section.) Breakdown Between open contacts Vrms for 1 min. (Detection current: ma) voltage (Initial) Between contacts and coil Vrms for 1 min. (Detection current: ma) Operate time (at nominal coil voltage) (at 2 C 6 F) 1ms (excluding contact bounce time) (Initial) Release time (at nominal coil voltage) (at 2 C 6 F) 1ms (excluding contact bounce time) (Initial) Shock resistance Functional 2 m/s2 {2G} Destructive 1, m/s 2 {G} Vibration Functional Hz to Hz, 44.1m/s 2 {4.G} resistance Destructive Hz to 2, Hz, 44.1m/s 2 {4.G} Time of vibration for each direction;. Y. Z direction: 4 hours Electrical (at nominal switching capacity) Flux-resistant type:, Sealed type: 4 (Operating frequency: 2s ON, 2s OFF) Mechanical 6 (at 12 cpm) Conditions for operation, transport and storage* 2 Standard type; Ambient temperature: 4 to + C 4 to +1 F, Humidity: to % R.H. (Not freezing and condensing at low temperature) Heat resistant type; Ambient temperature: 4 to +12 C 4 to +27 F, Humidity: to % R.H. (Not freezing and condensing at low temperature) 2) Standard type (24 V coil voltage) Characteristics Item Specifications Arrangement 1 Form A High contact capacity resistance (Initial) 1mΩ (By voltage drop 6 V DC 1 A) material Ag alloy (Cadmium free) Nominal switching capacity (Initial) 2A 2V DC N.O.: 2A 2V DC N.C.: A 2V DC 2A 2V DC Rating carrying current (Initial) (2V DC, at C 1 F, continuous) 2A N.O.: 2A, N.C.: A 2A Nominal operating power 1.W 1.W 1.W, 1.4W (PC board type) Note: All other specifications are the same as those of standard type (12 V coil voltage) 3) Heat resistant type (12 V and 24 V coil voltage) Characteristics Item Specifications 12V 24V High contact Arrangement 1 Form A capacity 1 Form A resistance (Initial) 1mΩ (By voltage drop 6 V DC 1 A) material Ag alloy (Cadmium free) Rating Nominal switching capacity (Initial) carrying current (Initial) (at C 1 F, continuous)* 4A 14V DC A 14V DC N.O.: 4A 14V DC N.C.: A 14V DC N.O.: A 14V DC N.C.: A 14V DC 4A 14V DC 4A 14V DC A 14V DC 1.4W Nominal operating power 1.4W 1.4W 1.W (PC board type) Notes: 1. All other specifications are the same as those of standard type (12 V coil voltage) 2. *Current value in which carry current is possible when the coil temperature is 1 C 36 F 2A 2V DC 2A 2V DC N.O.: 2A 2V DC N.C.: A 2V DC N.O.: 2A 2V DC N.C.: A 2V DC 1.W 1.W High contact capacity 2A 2V DC 2A 2V DC 1.W, 1.4W (PC board type) ASCTB22E 212-T

4 REFERENCE DATA CB RELAYS (Standard type) 1. Allowable ambient temperature (Heat resistant standard type) Maximum allowable ambient temperature, C A A 4A switching capability (Resistive load) (Standard type) Applied coil voltage, %V Switching current, A Assumption: Maximum mean coil temperature: 1 C Curves are based on 1.4W (Nominal power consumption of the unsupprressed coil at nominal voltage) Switching voltage, VDC (N.O. side Room temperature) cycle line Actual value ( cycle) Ambient temperature and operating voltage range (Standard type) Coil applied voltage, VDC Operating voltage range (Cold start) Ambient temperature, C 4. Distribution of pick-up and drop-out voltage Sample: CB1-P-12V, 42pcs.. Distribution of operate and release time Sample: CB1-P-12V, 42pcs. 6 6 Operate time Release time Quantity, n 4 Quantity, n Voltage, V Operate and release time, ms 6. Electrical life test (Motor free) Sample: CB1F-12V, pcs. Load: 2A 14V DC, motor free actual load Operating frequency: ON 1s, OFF 9s Ambient temperature: Room temperature Circuit 14V DC Tested sample Relay harness Load current waveform Inrush current: A, Steady current: 2A M 2A Motor Observation of load waveform with current probe and digital oscilloscope 2ms Change of pick-up and drop-out voltage Pick-up and drop-out voltage, V No. of operations, 4 Change of contact resistance resistance, mω No. of operations, 4 ASCTB22E 212-T

5 RELAYS (High contact capacity type) 1. Allowable ambient temperature (High resistant/high contact capacity type) Maximum allowable ambient temperature, C Ambient temperature and operating voltage range (High contact capacity/standard type) 12 A 2 4A 2 Operating voltage range A 1 6 6A 4 7A (Cold start) Applied coil voltage, %V Ambient temperature, C Assumption: Maximum mean coil temperature: 1 C Curves are based on 1.4W (Nominal power consumption of the unsupprressed coil at nominal voltage) Coil applied voltage, VDC 4 3 CB 3. Distribution of pick-up and drop-out voltage Sample: CB1aHF-12V, 3pcs. Quantity, n Voltage, V 4. Distribution of operate and release time Sample: CB1aHF-12V, 3pcs. 12. resistance Sample: CB1aHF-12V, 3pcs. (By voltage drop 6V DC 1A) 7 Operate and release time, ms Operate time Release time Quantity, n Coil voltage, V Resistance, mω 6. Electrical life test (Motor free) Sample: CB1aH-12V, 3pcs. Load: Inrush current: 64A/Steady current: 3A Fan motor actual load (motor free) 12V DC Operating frequency: ON 3s, OFF 7s Ambient temperature: Room temperature Circuit 3s s 7s M Change of pick-up and drop-out voltage Pick-up and drop-out voltage, V No. of operations, 4 Change of contact resistance resistance, mω 4 2 No. of operations, 4 Load current waveform Inrush current: 64A, Steady current: 3A A ms ASCTB22E 212-T

6 DIMENSIONS (mm inch) The CAD data of the products with a mark can be downloaded from: 1. PC board type 1 Form A a..31 a PC board pattern (Bottom view) 4(or) 2.6 4(or).2 type only 1mm.39 inch: ±.1 ±.4 1 to 3mm.39 to.11 inch: ±.2 ±. 3mm.11 inch: ±.3 ±.12 4(or) 1.4 4(or). a type only Tolerance: ±.1 ±.4 2. Plug-in type 1 Form A dia..67 dia a..31 a mm.39 inch: ±.1 ±.4 1 to 3mm.39 to.11 inch: ±.2 ±. 3mm.11 inch: ±.3 ±.12 ASCTB22E 212-T

3..4±.1 dia..213±.4 16..6 6. 16..236.6 4.±.1.17±.4 1.7.67 1 Form A 2..94 4. 11..17.433 a 22..6 6.3.24 26. 1.24..31.

High contact capacity type (Plug-in type) 2. 1.4 1..91..22 26. 1.43 4 1.7 dia. hole 4.67 dia. hole..31 4..17 11.

7 3..4±.1 dia..213± ±.1.17± Form A a a* mm.39 inch: ±.1 ±.4 1 to 3mm.39 to.11 inch: ±.2 ±. 3mm.11 inch: ±.3 ± High contact capacity type (Plug-in type) dia. hole 4.67 dia. hole ± ± ± ± mm.39 inch: ±.1 ±.4 1 to 3mm.39 to.11 inch: ±.2 ±. 3mm.11 inch: ±.3 ±.12 ASCTB22E 212-T

. High contact capacity type (PC board type) 2. 1.4 1..39 1. 4..39.177 3 7 1..39.3.3.29.29 3 1.7 2 2.1 3.67 9. 6.3 2. A* 9..374.24.374 26. 1.43 22..6 Sealed by epoxy resin 2. 2.31 6 3.9 2 1.2.14 2.

8 . High contact capacity type (PC board type) A* Sealed by epoxy resin * Intervals between terminals is measured at A surface level. PC board pattern (Bottom view) Tolerance: ±.1 ±.4 1mm.39 inch: ±.1 ±.4 1 to 3mm.39 to.11 inch: ±.2 ±. 3mm.11 inch: ±.3 ±.12 NOTES 1. Soldering 3 C 662 F (solder temperature), within 3 seconds (soldering time) The effect on the relay depends on the actual PC board used. Please verify the PC board to be used. 2. Usage, transport and storage conditions 1) Ambient temperature, humidity, and atmospheric pressure during usage, transport, and storage of the relay: (1) Temperature: 4 to + C 4 to +1 F (Standard type) 4 to +12 C 4 to +27 F (High heatresistant type) (2) Humidity: 2 to % RH (Avoid freezing and condensation.) (3) Atmospheric pressure: to 6 kpa The humidity range varies with the temperature. Use within the range indicated in the graph below. (Temperature and humidity range for usage, transport, and storage) Humidity, %RH (Avoid freezing when used at temperatures lower than C 32 F) 2 Tolerance range (Avoid condensation when used at temperatures higher than C 32 F) Temperature, C F For general cautions for use, please refer to the CAUTIONS FOR USE OF AUTOMOTIVE RELAYS ASCTB22E 212-T

9 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Panasonic: CB1F-T-R-M-12V

AUTOMOTIVE MICRO-ISO RELAY FEATURES

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