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參數(shù)資料
| 型號： | TMP512AIRSAT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PQCC16 |
| 封裝： | GREEN, PLASTIC, QFN-16 |
| 文件頁數(shù)： | 5/61頁 |
| 文件大?。?/td> | 1758K |
| 代理商： | TMP512AIRSAT |
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Configuration 1
Configuration 2
Configuration 3
GND
ADC
Subregulator
3.3V
Subregulator
3.3V
V+ = 4.5V to 26V
Filter C
Load
470nF
Bus Voltage Range = 4.5V to 26V
Shunt
R
SHUNT
V
IN+
V
IN-
GND
ADC
V+ = 4.5V to 26V
Load
Filter C
470nF
Bus Voltage Range = 0V to 26V
Shunt
R
SHUNT
V
IN+
V
IN-
GND
ADC
Subregulator
3.3V
V+ = 3V to 5.5V
Load
Filter C
100nF
Bus Voltage Range = 0V to 26V
Shunt
R
SHUNT
V
IN+
V
IN-
SBOS491A
– JUNE 2010 – REVISED MAY 2011
APPLICATION INFORMATION
between the two systems is being addressed. Two
bi-directional lines, SCL and SDA, connect the
DESCRIPTION
TMP512/13 to the bus. SDA is an open-drain
The TMP512/13 are digital temperature sensors with
connection. See Figure 23 for a typical application
a digital current-shunt monitor that combine a local
circuit.
die temperature measurement channel and remote
junction temperature measurement channels: two for
SUBREGULATOR
the
TMP512
and
three
for
the
TMP513.
The
TMP512/13 contain multiple registers for holding
The subregulator can be configured to three different
configuration information, temperature, and voltage
modes of operation. Each mode has its advantage
measurement results. These devices provide digital
and
limitation.
shows
the
three
current, voltage, and power readings necessary for
configuration
arrangements.
The
minimum
accurate
decision-making
in
precisely-controlled
capacitance on the Filter C pin for Configurations 1
systems.
Programmable
registers
allow
flexible
and 2 is 470nF. The minimum capacitance on the
configuration for setting warning limits, measurement
Filter C pin for Configuration 3 is 100nF.
resolution,
and
continuous-versus-triggered
Configuration 1 has V+ and VIN+ tied together. V+
operation. Detailed register information appears at
supplies the subregulator, which in turn supplies the
the end of this data sheet, beginning with Table 3.
3.3V to the Filter C pin and the internal die. With the
For proper remote temperature sensing operation, the
V+ supply range of 4.5V to 26V connected to the
TMP512 requires transistors connected between
shunt voltage, the bus voltage range cannot go to
DXP1 and DXN1 and between DXP2 and DXN2, and
zero and is limited to 4.5V to 26V.
for the TMP513, between DXP3 and DXN3 as well.
Configuration 2 has V+ to the subregulator without
Unused
channels
on
the
TMP512/13
must
be
any other connections. Under this configuration, the
connected to GND.
bus voltage range can go from 0V to 26V, because it
The TMP512/13 offer compatibility with two-wire and
is not limited to 4.5V as in Configuration 1.
SMBus
interfaces.
The
two-wire
and
SMBus
Configuration 3 has the subregulator V+ and Filter C
protocols are essentially compatible with each other.
pins shorted together. V+ is limited to 3V to 5.5V
Two-wire is used throughout this data sheet, with
because the Filter C pin supplies the internal die; it
SMBus being specified only when a difference
cannot exceed this voltage range. The bus voltage
range can go from 0V to 26V, because it is not limited
to 4.5V as in Configuration 1.
Figure 22. Typical Subregulator Configurations
Copyright
2010–2011, Texas Instruments Incorporated
13
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TMP513 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Temperature and Power Supply System Monitors |
| TMP513AID | 功能描述:板上安裝溫度傳感器 All-In-One Thermal & Pwr Monitoring Sol RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
| TMP513AIDR | 功能描述:板上安裝溫度傳感器 All-In-One Thermal & Pwr Monitoring Sol RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
| TMP513AIRSAR | 功能描述:板上安裝溫度傳感器 All-In-One Thermal & Pwr Monitor Sol RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
| TMP513AIRSAT | 功能描述:板上安裝溫度傳感器 All-In-One Thermal & Pwr Monitor Sol RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
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