Sanyo Seimitsu, Inc.1771 Nakamaruko, Maruko City, Nagano Prefecture, Japan
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Specifications:
Stepping Motor T8LNP-60
Reliability
Item
Conditions/Test
Environment
Determination Standard
Operation Lifetime
Testing
–10°C: 20,000 rotations
Room Temperature: 30, 000 rota-
tions
50°C: 20,000 rotations
Operation.
Filter: Open Closed
Assumes a 2 second rest.
Performed for 100 cycles with a pat-
tern of -20°C: 30 minutes, 60°C: 30
minutes.
Perform testing at the conditions at
left with the actual device provided
by Sanyo Electric.
After testing, the determination
standards table should be satisfied.
Thermal Shock Test
Should satisfy the determinations
standards table after 1 hour or more
placement at normal temperature
and humidity.
Should satisfy the determinations
standards table after 1 hour or more
placement at normal temperature
and humidity.
Should satisfy the determinations
standards table after 1 hour or more
placement at normal temperature
and humidity.
Should satisfy the determinations
standards table after 1 hour or more
placement at normal temperature
and humidity.
Should satisfy the determination
standards table under the environ-
ment at left.
Low Temperature
Testing
Temperature: -40 ±2°C
Storage Time: 72 Hours
High Temperature
Testing
Temperature: 80 ±2°C
Storage Time: 168 Hours
Humidity Resistance
Testing
Temperature: 40 ±2°C
Humidity: 90%
Placement Time: 168 Hours
Temperature Charac-
teristics Testing
Temperature: -20 ±2°C
70°C: ±2
Placement Time: 5 Hours
Fix the motor to a jig
No. of Vibrations: 1000 c.p.m.
Amplitude: 3mm
Direction: X, Y, Z
Time: 30 minutes in each direction
With the motor in its smallest pack-
aging state, perform a free-fall drop
once onto each of the six sides onto
a concrete bed from a height of
80cm.
On the input terminals:
Temperature: 350 °C
Time: 3 sec.
Solder Type: 60% eutectic solder
On the input terminals:
Temperature: 230 ±5°C
Time: 5 sec.
Solder Type: 60% eutectic solder
Vibration Testing
Should satisfy the determination
standards table.
Drop Testing
Should satisfy the determination
standards table.
Solder Temperature
Resistance
Should satisfy the determination
standards table.
Solderability
Should be covered by at least 95%
new solder.
The flux should be a rosin-type.