LM75BTP Product Information|NXP

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LM75BTP,147

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12NC: 935296501147

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Unit Pricing

1 - 25$0.33
26 - 99$0.33
100+$0.33

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$0.33 USD
In Stock:3,940
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Operating Features

ParameterValue
IDD [typ] (nA)
0.001
I2C/SMBus clock (kHz)
400
One Shot
2
Average Current @ 1Hz ODR (nA)
1000
Description
±2 °C accuracy temperature sensor with 400 kHz I2C interface in HWSON8 package
Supply Voltage [Min - Max]
2.8, 5.5
Mean time between failures
500000000
AEC-Q100 compliant
N
Supply Voltage [max] (V)
5.5
Ambient Operating Temperature (Min to Max) (℃)
-55 to 125
Supply Voltage [min] (V)
2.8
# of Addresses
8
ICC [typ] (mA)
0.001
IDD [typ] (uA)
1
Peripherals
I²C
NFTX/BT (dB) (Typ)
2
Supply Voltage [Min to Max] (V)
2.8 to 5.5
Peripheral Type
I²C
Special Features
2
Serial Communication
1 x I²C
Number of pins
8
Package Style
HWSON
ParameterValue
Peripheral Type
I²C
eTSEC
1
TDM
1
I2C
1
J1850
1
SLIC
1
Security Status
COMPANY PUBLIC
Automotive
N
Details
2
AEC-Q100 compliant
N
Operating Voltage [Min to Max] (V)
2.8 to 5.5
SMBus Clock (kHz)
400
Accuracy on-chip (±°C)
2
Automotive Qualified
N
Features
2
Pad supply (V)
2.8 to 5.5
Communication protocol
I²C
GPU 2D / GPU 3D
2
Operating Temperature (Min-Max) (℃)
-55 to 125
Master Interface
I²C
Controller Interface
I²C
Resolution (°C)
0.125

Environmental

Part/12NCPbFreeEU RoHSHalogen FreeRHF IndicatorREACH SVHCWeight (mg)
LM75BTP,147(935296501147)
Yes
Yes
Certificate Of Analysis (CoA)
Yes
DREACH SVHC
12.750024

Quality

Part/12NCSafe Assure Functional SafetyMoisture Sensitivity Level (MSL)Peak Package Body Temperature (PPT) (C°)FITMTBFIR
Lead SolderingLead Free SolderingLead SolderingLead Free Soldering
LM75BTP,147
(935296501147)
No
1
1
240
260
2.0
5.0E8
0.0

Shipping

Part/12NCHarmonized Tariff (US)Disclaimer
LM75BTP,147
(935296501147)
854239

More about LM75B

The LM75B is a temperature-to-digital converter using an on-chip band gap temperature sensor and Sigma-Delta A-to-D conversion technique with an overtemperature detection output. The LM75B contains a number of data registers: Configuration register (Conf) to store the device settings such as device operation mode, OS operation mode, OS polarity and OS fault queue; temperature register (Temp) to store the digital temp reading, and set-point registers (Tos and Thyst) to store programmable overtemperature shutdown and hysteresis limits, that can be communicated by a controller via the 2-wire serial I²C-bus interface. The device also includes an open-drain output (OS) which becomes active when the temperature exceeds the programmed limits. There are three selectable logic address pins so that eight devices can be connected on the same bus without address conflict.

The LM75B can be configured for different operation conditions. It can be set in normal mode to periodically monitor the ambient temperature, or in shutdown mode to minimize power consumption. The OS output operates in either of two selectable modes: OS comparator mode or OS interrupt mode. Its active state can be selected as either HIGH or LOW. The fault queue that defines the number of consecutive faults in order to activate the OS output is programmable as well as the set-point limits.

The temperature register always stores an 11-bit two’s complement data giving a temperature resolution of 0.125 °C. This high temperature resolution is particularly useful in applications of measuring precisely the thermal drift or runaway. When the LM75B is accessed the conversion in process is not interrupted (that is, the I²C-bus section is totally independent of the Sigma-Delta converter section) and accessing the LM75B continuously without waiting at least one conversion time between communications will not prevent the device from updating the Temp register with a new conversion result. The new conversion result will be available immediately after the Temp register is updated.

The LM75B powers up in the normal operation mode with the OS in comparator mode, temperature threshold of 80 °C and hysteresis of 75 °C, so that it can be used as a stand-alone thermostat with those pre-defined temperature set points.

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