参数资料
型号: MAX1978ETM
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 温度/湿度传感器
英文描述: Integrated Temperature Controllers for Peltier Modules
中文描述: DIGITAL TEMP SENSOR-SERIAL, 1Cel, SQUARE, SURFACE MOUNT
封装: EXPOSED PAD, TQFP-48
文件页数: 7/20页
文件大小: 620K
代理商: MAX1978ETM
M
Integrated Temperature
Controllers for Peltier Modules
_______________________________________________________________________________________
7
EFFICIENCY vs. TEC CURRENT
V
DD
= 5V
M
TEC CURRENT (A)
E
2.0
1.5
1.0
0.5
10
20
30
40
50
60
70
80
90
0
0
2.5
R
TEC
= 1.1
EFFICIENCY vs. TEC CURRENT
V
DD
= 3.3V
M
TEC CURRENT (A)
2.0
1.5
0.5
1.0
10
20
30
40
50
60
70
80
0
0
2.5
R
TEC
= 0.855
E
OUTPUT-VOLTAGE
RIPPLE WAVEFORMS
M
400ns/div
V
OS2
100mV/div
AC-COUPLED
V
100mV/div
AC-COUPLED
V
OS1
- V
OS1
50mV/div
INPUT SUPPLY RIPPLE
M
200ns/div
V
20mV/div
AC-COUPLED
TEC CURRENT vs. CTLI VOLTAGE
M
20ms/div
V
1V/div
I
2A/div
-0V
-0A
ZERO-CROSSING TEC CURRENT
M
1ms/div
V
CTLI
200mV/div
I
500mA/div
1.5V
0A
V
ITEC
vs. TEC CURRENT
M
TEC CURRENT (A)
V
I
2
1
0
-1
-2
0.5
1.0
1.5
2.0
2.5
3.0
0
-3
3
TEC CURRENT vs. TEMPERATURE
M
TEMPERATURE (
°
C)
I
T
80
60
40
20
0
-20
0.995
1.000
1.005
1.010
0.990
-40
I
TEC
= 1A
R
SENSE
= 0.68
SWITCHING FREQUENCY
vs. TEMPERATURE
S
494
496
498
500
502
504
506
508
492
M
TEMPERATURE (
°
C)
80
60
40
20
0
-20
-40
V
CTLI
= 1.5V
R
TEC
= 1
Typical Operating Characteristics
(V
DD
= 5V, V
CTLI
= 1V, V
FREQ
= GND, RTEC = 1
, circuit of Figure 1, T
A
= +25
°
C, unless otherwise noted.)
相关PDF资料
PDF描述
MAX1979ETM Integrated Temperature Controllers for Peltier Modules
MAX197ACWI Multi-Range (【10V, 【5V, +10V, +5V), Single +5V, 12-Bit DAS with 8+4 Bus Interface
MAX197AMYI Circular Connector; No. of Contacts:18; Series:MS27505; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:15; Circular Contact Gender:Socket; Circular Shell Style:Box Mount Receptacle RoHS Compliant: No
MAX197AEAI Multi-Range (【10V, 【5V, +10V, +5V), Single +5V, 12-Bit DAS with 8+4 Bus Interface
MAX197BCAI Multi-Range (【10V, 【5V, +10V, +5V), Single +5V, 12-Bit DAS with 8+4 Bus Interface
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参数描述
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