|
1. General
scope
1-1 The
specifications apply to the coreless cylindrical
permanent magnetic micro vibration motor
DC model
Z4SL2B0070891.
2.
Operating conditions
|
Items
|
Specifications
|
Condition & Remarks
|
|
2-1
|
Rated
voltage
|
3.0V
DC
|
|
|
2-2
|
Rated
load
|
Vibration
weight
|
As
specified in the outline drawing.
|
|
2-3
|
Rated
speed
|
10,000±2000rpm
|
|
|
2-4
|
Rotation
|
C.W.
(clockwise)
|
|
|
2-5
|
Motor
position
|
All
positions
|
|
|
2-6
|
Operating
voltage
|
2.2~3.6V DC
|
|
|
2-7
|
Operating
conditions
|
-30 ~
70°C, ordinary humidity
|
No
condensation of moisture.
|
|
2-8
|
Storage
conditions
|
-40 ~
80°C, ordinary humidity
|
No condensation
of moisture. |
3.
Measuring conditions
|
Items
|
Specifications
|
Condition & Remarks
|
|
3-1
|
Temperature
|
20±2°C
|
|
|
3-2
|
Humidity
|
(63 ~
67%) RH
|
|
|
3-3
|
Motor
position
|
Motor
shaft horizontal
|
Lock the
motor in a test fixture.
|
3-4 All data are based on the measuring
conditions: Temperature, 20°C; Humidity, 65% RH.
If any disagreement occurs, such test conditions
are available: Temperature, 5~35°C; Humidity, 45 ~
85% RH.
4.
Mechanical specifications
|
Items
|
Specifications
|
Condition & Remarks
|
|
4-1
|
Configuration
|
As
specified in outline drawing
|
Outline drawing
No:Z4SL2B0070891.
|
|
4-2
|
Appearance
|
There
shall be no evidence of mechanical damage and
shall not have inadequate corrosion, etc.
|
Visual
examination: Inspection carried out on
samples.
|
|
4-3
|
Shaft end
play
|
0.05 ~ 0.2mm
|
|
|
4-4
|
Weight of
motor
|
1.22g approx.
|
Body + Vibration weight: 0.71+0.51 |
|
4-5
|
Holding
strength of vibration weight
|
49N
(5kgf)
|
|
5.
Performance and characteristics
|
Items
|
Specifications
|
Condition & Remarks
|
|
5-1
|
Rated
speed
|
10,000±2000rpm
|
At rated
voltage and rated load (vibration weight).
|
|
5-2
|
Rated
current
|
70mA max
|
|
5-3
|
Stall
current
|
90mA max
|
At rated
voltage.
|
|
5-4
|
Starting
voltage
|
1.7V
DC max
|
At rated
load (vibration weight) any position of rotor.
|
|
5-5
|
Insulation resistance
|
1MΩ min
|
At DC
100V between the lead wires and motor body.
|
|
5-6
|
Terminal
resistance
|
41Ω
approx.
|
At 20°C.
|
|
5-7
|
Mechanical noise
|
50db (A)
max
|
|
|
Measured at rated voltage and rated load
(vibration weight).
Background noise: 28db (A) max. @ 10cm.
Measuring instruments: B & K.
The weight of jig: 700g.
|
|
 |
6. Reliability Test
|
Items |
Standard test conditions |
Condition & Remarks |
|
6-1 |
Life test |
 |
After 2 hours exposure in ordinary Motors
shall be approved as specified in item 7-1.
|
|
Position |
|
Horizontal |
|
Voltage |
Rated |
Rated |
|
Load |
|
|
|
Temperature |
20°C |
40°C |
|
Humidity |
65% |
90% |
|
Life (cycles) |
200,000 |
400,000 |
|
6-2 |
Low temperature exposure test |
Temperature: -40±2°C
Time: 24hrs
|
After the test motors shall be approved as
specified in item 7-2. |
|
6-3 |
High temperature exposure test |
Temperature: 85±2°C
Time: 300hrs
|
|
6-4 |
High humidity exposure test
|
Temperature: 60±2°C
Humidity: 90 ~ 95% RH
Exposure time: 240hrs
Dry time: 4hrs
No condensation of moisture |
|
6-5 |
Vibration test |
Displacement: 1.5mm (p-p)
Frequency: 10 ~ 55Hz
Period: 20 Mins log sweep
(10 ~ 55 ~ 10Hz)
Direction: x, y, z
Time: Every 2 hours |
After the test motors shall be approved as
specified in item 7-2. |
|
6-6 |
Drop test |
Set the motor to the approximately 75g
(include the motor) weight of block drop the
motor on the concrete floor.
Height: 1.5 meters
Direction: ±x, ±y, ±z
Times: Each 2 times |
After the test motors shall be approved as
specified in item 7-2. |
|
6-7
|
Heat
stock test
|
Period:
32 cycles
Exposed
at ordinary temperature and ordinary humidity
for 24 hours before measurement.
|
After the
test motors shall be approved as specified in
item 7-2.
|
|
6-8 |
Sulfur gas |
Temperature: 100°C
| |
