





Features

Normally Open contact.

Two sensitivity bands.

Two Lead Formations.

Packed in Tapes for automatic assembly.
Benefits

Omni-polar.

Does not require power for operation.

Sputtered Contact.

RoHS Compliant.

Not ESD Sensitive.
📝 Description
These Ultra Miniature Reed Sensors are specially crafted for precise signal switching applications, offering a distinct size advantage compared to standard SMD reed sensors. Featuring molded pre-flattened leads, these sensors ensure minimal shock absorption during SMD integration. Available in various actuating distances determined by the magnet and AT band employed, they are meticulously tested to guarantee reliable performance. Testing includes 100% verification of Operate AT, Release AT, Static Contact Resistance, and Variable Contact Resistance prior to packaging, ensuring consistent quality.
Designed as an Omni-polar device, these ultra miniature reed sensors respond equally well to north or south pole actuation, or both simultaneously. Optimal selection of the AT band, magnet strength, and operating axis allows precise control over the number of operates and releases, ensuring single-action functionality when needed. All dimensions are detailed in millimeters (mm), providing clarity for integration into diverse applications.
The compact size and robust performance make these Ultra Miniature Reed Sensors ideal for applications where space is limited yet reliability is critical. Their ability to withstand shock during assembly, coupled with comprehensive testing protocols, ensures they meet stringent performance standards in diverse environments. Whether in industrial automation, consumer electronics, or automotive systems, these sensors offer a dependable solution for efficient
⚡️ Electrical
| Parameters | Unit | Values |
| Contact Form | A | |
| Contact Rating (max) | W/VA | 5.0 |
| Switching Current (max) | A | 0.35 |
| Carry Current (max) | A | 0.5 |
| DC Switching Voltage (max) | VDC | 100 |
| Breakdown Voltage (min) | VDC | 150 |
| Contact Resistance (max) | mΩ | 200 |
| Insulation Resistance (min) | Ω | 109 |
| Capacitance (typ) | pF | 0.2 |
📊 Miscellaneous
| Parameters | Unit | Values |
| Operate Time (max) | ms | 0.35 |
| Bounce Time (max) | ms | 0.30 |
| Release Time (max) | ms | 0.10 |
| Resonance Frequency (typ) | Hz | <2000 |
| Operating Frequency (max) | Hz | 500 |
| Operating Temperature Range | °C | -40 to +140 |
| Shock Resistance (½Sin wave for 11ms) | G | 30 |
| Vibration Resistance (10-2000 Hz) | G | 20 |
⚙️ Ordering Code
R5-(Formation Code)-(Operate Band Code)
| Formation Code | Lead Type |
| S | Gull-wing SMD |
| J | J-Lead SMD |
| Operate Band Code | ||
| 1 | AT | 7-12 |
| 2 | AT | 12-17 |
Examples: R5-S-1 denotes Gull-wing SMD version in 7-12 Operate Band (AT). R5-J-2 denotes J-Lead Formed SMD Lead version in 12-17 Operate Band (AT).
Other Special Configurations: Lower Static Contact Resistance, Dynamic Contact Resistance Limit, Higher Insulation Resistance, Special Release Limits, Gold plated leads.
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🛠️ Usage Notes
Here are some of the recommended usage notes to ensure maximum durability of this R5 Ultra-Miniature Reed Sensor. The complete usage notes are available here.
🧰 Applications
Although we can never restrict the use of a reed sensor to a particular field of usage, the following is a list of some of the applications that the R5 Ultra-Miniature Reed Sensor is known to perform well in.
Read about how reed switches are used to sense the…