CXHA3174是一种低功耗的高精度模拟输出CMOS温度传感器。CXHA3174的输出电压与温度成正比。电压温度比约为-11.6mV/℃,电源电压为+2.5V~+5.5V,可在-55℃~+130℃范围内工作,传递函数几乎为线性,在+30℃时精度为±1.5℃。静态电流约为18μa,从而可以忽略自热效应。由于电源电压范围宽,工作温度范围随电源电压而变化。CXHA3174可在-55°C至+130°C的范围内使用,电源电压为2.5V至5.5V。对于2.0V的较低电源电压,CXHA3174可在0°C至+130°C的温度范围内使用。
1.0°C温度精度
供电电压2.0V至5.5V
工作范围:-55°C至130°C
·低,18μA供电电流
 
[ CXHA3174 ]
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产品概述 返回TOP
产品特点 返回TOP
„ ±1.0°C Temperature Accuracy
„ Supply Voltage from 2.0V to 5.5V
„ Operating Range: -55°C to 130°C
„ Low, 18μA Supply Current
„ SOT-553, TO-126F (Full Pack) and SC-70 Package
应用范围 返回TOP
„Cellular Phones
„ Computers
„ Temperature Control
„ Automotive
„ Battery Management
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产品封装图 返回TOP

电路原理图 返回TOP

| Temperature Transducer | |||||||||
| Part NO. | VCC(V) min. | VCC(V) max. | Sensor Gain | VOUT (V) | Sensor Range(°C) | Accuracy (°C) | Isupply (μA) | Note | Package | 
| 2 | 5.5 | -11.6 | 2.5~0.3 | -55~130 | ±1 | 18 | Negative temperature coefficient output | TO126F/SC70-5(SOT353) | |
| Digital Interface Temperature Sensor | |||||||||
| Part NO. | VCC(V) min. | VCC(V) max. | Remote | Local | Interface | Slave Address | Accuracy (°C) | Note | Package | 
| 3 | 5.5 | N | 1 | SMBus | 1001XXX | ±2 | 8 slave addresses 9 bits resolution | SOP8/MSOP8/TDFN3X3-8 | |
| 3 | 5.5 | N | 1 | SMBus | 1001XXX | ±1 | 8 slave addresses 11 bits resolution | SOP8/MSOP8/TDFN3X3-8 /TDFN3X2-8 | |
| 3 | 3.6 | N | 1 | SMBus | 1001000 | ±1 | -10°C to 80°C±1°C(max) | SOT23-5 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | Support transitor mode | SOP8/MSOP8 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | Remote up to 160°C | SOP8/MSOP8/TDFN3X3-8 | |
| 3 | 5.5 | N | 1 | SMBus | 1001100 | ±3 | Local temperature sensor | MSOP8 | |
| 3 | 5.5 | 2 | 1 | SMBus | 1001100 | ±1 | Support transistor mode | MSOP10 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | SMBus inputs are built-in switch to prevent reverse leakage | SOP8/MSOP8/TDFN3X3-8 | |
| 3 | 5.5 | 1 | 1 | SMBus | 1001100 | ±1 | Griffin | SOP8 MSOP8 | |
| Thermal Switch | |||||||||
| Part NO. | VCC(V) min. | VCC(V) max. | Sensor | Hysterisis VCCGND | Output Type | Accuracy (°C) | Isupply (μA) | Note | Package | 
| 4 | 5.5 | -- | 10 or 30 | Open Drain | ±3.5 | 33 | N/A | SOT23-5 | |
| 3 | 5.5 | Remote | 10 or 2 | Open Drain | ±3 | -- | OT is set by SET0 and SET1, Thermal diode needed | SOP8/MSOP8 | |
| 2.7 | 5.5 | Local | 10 or 30 | Open Drain | ±3.5 | 33 | OT is set by an external resistor | SOT23-5/TDFN2X2-8 | |
| 2.7 | 5.5 | Local | 10 or 2 | Open Drain | ±3.5 | 33 | OT is set by an external resistor | TDFN2X2-8/ADFN1.5X1.5-6/SOT23-5/SOT23-6 | |
| 2.7 | 5.5 | Remote | Set by Resistor | Open Drain | -- | 70 | 8 Remote SensorsThermistor is needed | TQFN3X3-16 | |
| 2.7 | 5.5 | Remote | Set by Resistor | Open Drain | -- | 42 | 2 Remote SensorsThermistor is needed | SOT23-8/AQFN1.5X1.5-8 | |
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