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8mm Vibration Motor - 3mm Type

Model
308-100
Body Diameter Body Length Rated Operating Voltage Rated Vibration Speed Typical Rated Operating Current Typical Norm. Amplitude
8 mm 3.4 mm 3 V 12,000 rpm 70 mA 0.7 G

Physical Specification

Parameter Specification Condition
Body Diameter 8 mm Max body diameter or max face dimension where non-circular
Body Length 3.4 mm Excl. shafts, leads and terminals
Unit Weight 0.8 g

Construction Specification

Parameter Specification Condition
Motor Construction Flat Coreless
Commutation Precious Metal Brush
No. of Poles 6
Bearing Type Sintered Bronze

Leads & Connectors Specification

Parameter Specification Condition
Lead Length 45 mm Lead lengths defined as total length or between motor and connector
Lead Strip Length 1.5 mm
Lead Wire Gauge 32 AWG
Lead Configuration Straight

Operational Specification

Parameter Specification Condition
Rated Operating Voltage 3 V
Rated Vibration Speed 12,000 rpm At rated voltage using the inertial test load
Max. Rated Operating Current 80 mA At rated voltage using the inertial test load
Max. Start Voltage 2.3 V Certified starting voltage. Measured at no load, where applicable
Rated Inertial Test Load 100 g Mass of rated load standard test sled
Max. Operating Voltage 3.3 V
Min. Vibration Amplitude 0.45 G Peak-to-peak value at rated voltage using the inertial test load
Max. Start Current 120 mA At rated voltage
Min. Insulation Resistance 10 MOhm At 50V DC between motor terminal and case

Typical Performance Characteristics

Parameter Specification Condition
Typical Rated Load Power Consumption 210 mW At rated voltage and load
Typical Rated Operating Current 70 mA At rated voltage using the inertial test load
Typical Vibration Amplitude 0.7 G Peak-to-peak value at rated voltage using the inertial test load
Typical Start Current 110 mA At rated voltage
Typical Vibration Efficiency 3.3 G/W At rated voltage using the inertial test load
Typical Norm. Amplitude 0.7 G Peak-to-peak vibration amplitude normalised by the inertial test load at rated voltage
Typical Start Voltage 1.6 V Measured at no load, where applicable
Typical Terminal Resistance 59 Ohm
Typical Terminal Inductance 320 uH

Typical Haptic Characteristics

Parameter Specification Condition
Typical Lag Time 51 ms At rated voltage using the inertial test load
Typical Rise Time 77 ms At rated voltage using the inertial test load
Typical Stop Time 65 ms At rated voltage using the inertial test load
Typical Active Brake Time 36 ms Time taken from steady-state to 0.04 G under inverse polarity at max. voltage

Typical Durability Characteristics

Parameter Specification Condition
Typical Max. Mech. Noise 50 dB(A)
Mean Time to Failure 287 hours Typical rated lifetime. Actual operating life depends on application

Environmental Characteristics

Parameter Specification Condition
Max. Operating Temp. 60 Deg.C
Min. Operating Temp. -20 Deg.C
Max. Storage & Transportation Temp. 70 Deg.C
Min. Storage & Transportation Temp. -30 Deg.C

Typical Packing Conditions

Parameter Specification Condition
Carton Type Boxed Trays
Currently Available Stock for Samples
4033
Pricing for Sample Orders (GBP):
Qty Break Unit Price
1+ £4.50
10+ £4.41
20+ £4.32
50+ £4.08

Please contact us for a quotation for production quantities, customizations and integration.