V21B Mide Technology Corporation, V21B Datasheet - Page 8

• Manufacturer Part Number: V21B
• Description: PIEZOELECTRIC ENERGY HARVESTER
• Manufacturer: Mide Technology Corporation
• Series: Volture™r

Specifications of V21B

• Sensor Type: Acceleration
• Sensing Range: 80Hz ~ 205Hz
• Output Type: Analog
• Operating Temperature: -40°C ~ 90°C
• Features: Piezoelectric Vibration Energy Harvesting, Hermetically Sealed
• Package / Case: Cantilever Piezo Film (Wafer)
• Mounting Type: Through Hole
• Termination: PC Pins
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption

V20W
V20W
-0.2
-0.5
160
150
140
130
120
110
100
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
3.5
2.5
1.5
0.5
TYPICAL PERFORMANCE POWER CHARACTERISTICS
RELATION BETWEEN TIP MASS & NATURAL FREQUENCY
90
80
70
60
1
0
3
2
1
0
-2
-2
0
Tuned to 180 Hz
Tuned to 95 Hz
0
2
0.250 g, Pmax=0.159 mW
0.375 g, Pmax=0.328 mW
0.500 g, Pmax=0.606 mW
1.000 g, Pmax=1.719 mW
0
0.250 g, Pmax=0.532 mW
0.375 g, Pmax=0.969 mW
0.500 g, Pmax=1.428 mW
1.000 g, Pmax=3.005 mW
2
4
2
4
|
Tip Mass (grams)
|
Operating Voltage
Operating Voltage
6
7.8 gram Tip Mass
6
0 gram Tip Mass
4
8
8
6
10
10
12
8
REVISION N0. 001
12
14
10
14
16
12
18
16
REVISION DATE: 06-03-2010
-0.5
2.5
1.5
0.5
-1
3
2
1
0
6
5
4
3
2
1
0
-2
-5
* piezo wafers connected in series
Tuned to 130 Hz
Tuned to 75 Hz
Tip Mass
(gram)
0
0
0
0
0
2.4
2.4
2.4
2.4
7.8
7.8
7.8
7.8
15.6
15.6
15.6
15.6
0.250 g, Pmax=0.717 mW
0.375 g, Pmax=1.470 mW
0.500 g, Pmax=2.394 mW
1.000 g, Pmax=5.860 mW
0
0.250 g, Pmax=0.272 mW
0.375 g, Pmax=0.573 mW
0.500 g, Pmax=0.883 mW
1.000 g, Pmax=2.692 mW
2
5
(Hz)
180
180
180
180
130
130
130
130
Fn
95
95
95
95
75
75
75
75
4
|
|
Operating Voltage
Operating Voltage
15.6 gram Tip Mass
2.4 gram Tip Mass
10
Amplitude
6
0.25
0.375
0.5
1
0.25
0.375
0.5
1
0.25
0.375
0.5
1
0.25
0.375
0.5
1
(g)
8
15
10
20
Open Circuit
Voltage*
12
12.8
11
18
11.8
16.4
23.1
13.3
19
22.6
34.7
4.7
6.5
7.7
6.7
9
8.3
25
14
16
30
8