Overview
The TLV170IDBVR, part of the TLVx170 family, is a 36-V, single-supply, EMI-hardened, low-power operational amplifier (op amp) from Texas Instruments. This device is known for its high overall performance, making it ideal for various general-purpose applications. It operates on supply voltages ranging from 2.7 V to 36 V and is specified over a temperature range of –40°C to +125°C. The TLV170IDBVR features low noise, high power-supply rejection ratio (PSRR), and excellent offset drift, ensuring stability across the entire temperature range.
Key Specifications
| Parameter | Test Conditions | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|
| Supply Voltage | 2.7 | 36 | V | ||
| Input Offset Voltage | TA = 25°C | 0.5 | ±2.5 | ±2.7 | mV |
| Input Offset Voltage Drift | TA = –40°C to +125°C | ±2 | µV/°C | ||
| Power-Supply Rejection Ratio (PSRR) | VS = 4 V to 36 V, TA = –40°C to +125°C | dB | |||
| Bandwidth | Unity-gain stable with 200-pF capacitive load | 1.2 | MHz | ||
| Slew Rate | 0.4 | V/μs | |||
| Operating Temperature | –40 | 125 | °C | ||
| Package | SOIC (8), SOT-23 (5) |
Key Features
- Low Noise and High PSRR: The TLV170IDBVR offers low noise and a very high power-supply rejection ratio, making it suitable for microvolt-level signal amplification.
- Wide Supply Voltage Range: Operates from 2.7 V to 36 V, allowing flexibility in various applications.
- High CMRR and AOL: Excellent common-mode rejection ratio and open-loop gain ensure high overall performance.
- Phase-Reversal Protection: Internal phase-reversal protection prevents phase reversal when the input is driven beyond the linear common-mode range.
- Extended Input Range: Input common-mode voltage range extends 100 mV below the negative rail and within 2 V of the positive rail for normal operation.
- Low Quiescent Current: Low power consumption with a quiescent current suitable for battery-powered instruments.
- Unity-Gain Stable: Stable with a 200-pF capacitive load and a 1.2-MHz bandwidth.
Applications
- Currency Counters: Suitable for precise signal amplification in financial equipment.
- AC-DC Converters: Used in power conversion applications due to its wide supply voltage range.
- Tracking Amplifiers in Power Modules: Ideal for tracking and amplifying signals in power modules.
- Server Power Supplies: Used in server power supplies for stable and efficient operation.
- Inverters: Suitable for inverter applications requiring high accuracy and stability.
- Test Equipment: Used in various test equipment for precise signal measurement and amplification.
- Battery-Powered Instruments: Ideal for battery-powered devices due to its low quiescent current.
- Transducer Amplifiers: Used in transducer applications for accurate signal amplification.
- Line Drivers or Line Receivers: Suitable for driving or receiving signals over long distances.
Q & A
- What is the supply voltage range of the TLV170IDBVR?
The TLV170IDBVR operates on supply voltages ranging from 2.7 V to 36 V.
- What is the typical input offset voltage of the TLV170IDBVR?
The typical input offset voltage is ±2.5 mV at TA = 25°C.
- What is the power-supply rejection ratio (PSRR) of the TLV170IDBVR?
The PSRR is specified over a range of supply voltages from 4 V to 36 V and across the temperature range of –40°C to +125°C.
- Is the TLV170IDBVR unity-gain stable?
Yes, it is unity-gain stable with a 200-pF capacitive load and a 1.2-MHz bandwidth.
- What is the slew rate of the TLV170IDBVR?
The slew rate is 0.4 V/μs.
- What are the operating temperature ranges for the TLV170IDBVR?
The device operates over a temperature range of –40°C to +125°C.
- What packages are available for the TLV170IDBVR?
The TLV170IDBVR is available in SOIC (8) and SOT-23 (5) packages.
- Does the TLV170IDBVR have phase-reversal protection?
Yes, it has internal phase-reversal protection.
- What is the input common-mode voltage range of the TLV170IDBVR?
The input common-mode voltage range extends 100 mV below the negative rail and within 2 V of the positive rail for normal operation.
- What are some typical applications of the TLV170IDBVR?
Typical applications include currency counters, AC-DC converters, tracking amplifiers in power modules, server power supplies, inverters, test equipment, battery-powered instruments, transducer amplifiers, and line drivers or line receivers.
