EVAL-ADXL325Z Analog Devices Inc, EVAL-ADXL325Z Datasheet - Page 13

• Manufacturer Part Number: EVAL-ADXL325Z
• Description: Accelerometer Eval. Board
• Manufacturer: Analog Devices Inc
• Series: iMEMS®r

Specifications of EVAL-ADXL325Z

• Silicon Manufacturer: Analog Devices
• Application Sub Type: Accelerometer - Three-Axis
• Kit Application Type: Sensing - Motion / Vibration / Shock
• Silicon Core Number: ADXL325
• Sensor Type: Accelerometer, 3 Axis
• Sensing Range: ±6g
• Interface: Analog
• Sensitivity: 174mV/g
• Voltage - Supply: 1.8 V ~ 3.6 V
• Embedded: *
• Utilized Ic / Part: ADXL325
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LAYOUT AND DESIGN RECOMMENDATIONS
The recommended soldering profile is shown in Figure 25, followed by a description of the profile features in Table 6. The recommended
PCB layout or solder land drawing is shown in Figure 26.
Table 6. Recommended Soldering Profile
Profile Feature
Average Ramp Rate (T
Preheat
T
Time Maintained Above Liquidous (T
Peak Temperature (T
Time Within 5°C of Actual Peak Temperature (t
Ramp-Down Rate
Time 25°C to Peak Temperature
SMAX
Minimum Temperature (T
Maximum Temperature (T
Time (T
Ramp-Up Rate
Liquidous Temperature (T
Time (t
to T
L
L
SMIN
)
to T
SMAX
P
), t
)
L
to T
S
P
)
SMIN
L
SMAX
)
)
)
CENTER PAD IS NOT
INTERNALLY CONNECTED
BUT SHOULD BE SOLDERED
FOR MECHANICAL INTEGRITY
MAX
0.35
L
)
T
T
P
L
T
SMIN
T
P
SMAX
)
0.50
MAX
Figure 25. Recommended Soldering Profile
PREHEAT
Figure 26. Recommended PCB Layout
1.95
t
25°C TO PEAK
t
S
Rev. 0 | Page 13 of 16
DIMENSIONS SHOWN IN MILLIMETERS
RAMP-UP
0.65
TIME
Sn63/Pb37
3°C/sec maximum
100°C
150°C
60 sec to 120 sec
3°C/sec maximum
183°C
60 sec to 150 sec
240°C + 0°C/−5°C
10 sec to 30 sec
6°C/sec maximum
6 minutes maximum
RAMP-DOWN
t
1.95
P
4
0.325
t
L
CRITICAL ZONE
T
L
TO T
0.325
0.65
P
4
Pb-Free
3°C/sec maximum
150°C
200°C
60 sec to 180 sec
3°C/sec maximum
217°C
60 sec to 150 sec
260°C + 0°C/−5°C
20 sec to 40 sec
6°C/sec maximum
8 minutes maximum
ADXL325