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ADN8834ACPZ-R2 数据表(PDF) 8 Page - Analog Devices

部件名 ADN8834ACPZ-R2
功能描述  Ultracompact, 1.5 A Thermoelectric Cooler (TEC) Controller
PDF  27 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADN8834ACPZ-R2 数据表(HTML) 8 Page - Analog Devices

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ADN8834
Data Sheet
Rev. B | Page 8 of 27
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, unless otherwise noted.
0
10
20
30
40
50
60
70
80
90
100
0
0.5
1.0
1.5
TEC CURRENT (A)
VIN = 3.3V
VIN = 5V
Figure 4. Efficiency vs. TEC Current at VIN = 3.3 V and 5 V in Cooling Mode
with 2 Ω Load
0
10
20
30
40
50
60
70
80
90
100
0
0.5
1.0
1.5
TEC CURRENT (A)
VIN = 3.3V
VIN = 5V
Figure 5. Efficiency vs. TEC Current at VIN = 3.3 V and 5 V in Heating Mode
with 2 Ω Load
0
10
20
30
40
50
60
70
80
90
100
LOAD = 2Ω
LOAD = 3Ω
LOAD = 4Ω
LOAD = 5Ω
0
0.5
1.0
1.5
TEC CURRENT (A)
Figure 6. Efficiency vs. TEC Current at VIN = 3.3 V with Different Loads in
Cooling Mode
0
10
20
30
40
50
60
70
80
90
100
0
1.5
TEC CURRENT (A)
LOAD = 2Ω
LOAD = 3Ω
LOAD = 4Ω
LOAD = 5Ω
0.5
1.0
Figure 7. Efficiency vs. TEC Current at VIN = 3.3 V with Different Loads in
Heating Mode
2.7
5.0
4.5
4.0
3.5
3.0
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
INPUT VOLTAGE AT PVIN (V)
LOAD = 2Ω
LOAD = 3Ω
LOAD = 4Ω
LOAD = 5Ω
5.5
Figure 8. Maximum TEC Current vs. Input Voltage at PVIN (VIN = 3.3 V),
Without Voltage and Current Limit in Cooling Mode
2.7
5.5
5.0
4.5
4.0
3.5
3.0
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
INPUT VOLTAGE AT PVIN (V)
LOAD = 2Ω
LOAD = 3Ω
LOAD = 4Ω
LOAD = 5Ω
Figure 9. Maximum TEC Current vs. Input Voltage at PVIN (VIN = 3.3 V),
Without Voltage and Current Limit in Heating Mode



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