The HD-EMC1002-LW20-R is a compact eccentric rotating mass (ERM) vibration motor designed for 3.0 VDC operation. Featuring 20 mm lead wires and double-sided adhesive backing, this motor simplifies integration into wearables, handheld devices, medical instruments, and IoT electronics.
With a 12,000 ± 3,000 RPM speed range and mechanical noise limited to ≤50 dBA, it delivers reliable haptic performance in a lightweight, low-profile package.

Key Features

• 3.0 VDC rated input, starts at 2.4 VDC

• 12,000 ± 3,000 RPM rated speed

• 20 mm lead wires + adhesive tape for easy mounting

• Low noise output (≤50 dBA)

• CW/CCW rotation support

• Compact size, only ~1 g weight

• RoHS/REACH compliant

Specifications

• Operating Voltage Range: 2.5 – 3.6 VDC

• Rated Current (max @3.0 VDC): 80 mA

• Locked Current (max @2.4 VDC): 130 mA

• Terminal Resistance:

  • 1 Phase: 30 ± 20% Ω

  • 2 Phase: 60 ± 20% Ω

• Shaft Pull Strength (min): 1 kg

• Mechanical Noise (max): 50 dBA

• Weight: ~1 g

• Storage Temperature: −40 to +85 °C

• Operating Temperature: −30 to +70 °C

Reliability & Compliance

• High Temp Test: +85 °C for 96 h

• Low Temp Test: −40 °C for 96 h

• Humidity Test: 70 °C, 90% RH for 96 h

• Thermal Shock: −40 ↔ +85 °C, 1 h cycles × 24

• Temperature Cycling: 2s on / 2s off @ rated V, repeated cycles (8 h total)

• Vibration Test: 3 mm, 1000 cpm, XYZ axes, 10 min each

• Drop Test: 1.5 m drop, 150 g weight, 6 sides × 6 times (36 total)

• Load Test: 60,000 cycles @ room temperature, 2s on / 2s off

• Compliance: RoHS/REACH

Applications

• Wearable haptic devices

• Consumer electronics (handhelds, controllers, accessories)

• Medical and diagnostic devices with tactile feedback

• Portable IoT devices requiring compact haptic response