Overview
The TS391IYLT is a low-power single voltage comparator designed and manufactured by STMicroelectronics. This device is optimized to operate from a single supply over a wide range of voltages, making it versatile for various applications. It features a unique characteristic where the input common-mode voltage range includes ground, even when operated from a single power supply voltage. The TS391IYLT is available in SOT23-5 and DFN8 2x2 packages, ensuring compact and efficient integration into different systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2 V to 36 V or ±1 V to ±18 V | V |
| Supply Current | 0.2 mA (at 5 V), 0.5 mA (at 30 V) | mA |
| Input Offset Voltage | ±2 mV (TS391A), ±9 mV (TS391) | mV |
| Input Bias Current | 25 nA (typ), 400 nA (max) | nA |
| Input Offset Current | ±5 nA (typ), ±150 nA (max) | nA |
| Output Saturation Voltage | 250 mV (typ) at Io = 4 mA | mV |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | SOT23-5, DFN8 2x2 | - |
Key Features
- Wide single supply voltage range or dual supplies (2 V to 36 V or ±1 V to ±18 V)
- Very low supply current (0.2 mA at 5 V, independent of supply voltage)
- Low input bias current and low input offset current
- Low input offset voltage (±2 mV for TS391A)
- Input common-mode voltage range includes ground
- Low output saturation voltage (250 mV typ. at Io = 4 mA)
- TTL, DTL, ECL, CMOS compatible outputs
- Compact SOT23-5 and DFN8 2x2 packages
Applications
The TS391IYLT is suitable for a variety of applications, including:
- Automotive industry: Due to its wide operating temperature range and robust specifications, it is ideal for automotive systems.
- Industrial control systems: Its low power consumption and wide supply voltage range make it suitable for industrial control and monitoring applications.
- Medical devices: The low input bias and offset currents, along with low power consumption, make it a good fit for medical device applications.
- Consumer electronics: It can be used in various consumer electronics where low power and compact design are essential.
Q & A
- What is the supply voltage range of the TS391IYLT?
The TS391IYLT operates over a wide single supply voltage range of 2 V to 36 V or dual supplies from ±1 V to ±18 V.
- What is the typical supply current of the TS391IYLT?
The typical supply current is 0.2 mA at 5 V and up to 0.5 mA at 30 V.
- What is the input offset voltage of the TS391A?
The input offset voltage for the TS391A is ±2 mV.
- What is the operating temperature range of the TS391IYLT?
The operating temperature range is -40°C to 125°C.
- What types of packages are available for the TS391IYLT?
The TS391IYLT is available in SOT23-5 and DFN8 2x2 packages.
- Is the TS391IYLT compatible with different logic families?
- What is the typical output saturation voltage of the TS391IYLT?
The typical output saturation voltage is 250 mV at an output current of 4 mA.
- What are the typical input bias and offset currents of the TS391IYLT?
The typical input bias current is 25 nA, and the typical input offset current is ±5 nA.
- Can the TS391IYLT be used in automotive applications?
- What is the maximum junction temperature of the TS391IYLT?
The maximum junction temperature is 150°C.
