Overview
The THS3110IDRG4, produced by Texas Instruments, is a low-noise, high-voltage, current-feedback operational amplifier. This device is part of the THS3110 and THS3111 family, designed to operate over a wide supply range of ±5 V to ±15 V, making it suitable for high-performance applications. The THS3110IDRG4 features a power-down pin that allows the amplifier to enter a low-power standby mode, significantly reducing the quiescent current. This amplifier is known for its high output current drive, high slew rate, and wide bandwidth, making it ideal for various demanding applications.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value | Unit |
|---|---|---|---|---|
| Supply Voltage | ±15 V | ±5 V | ±16 V | V |
| Quiescent Current | 4.8 mA | 2.5 mA | 7.5 mA | mA |
| Output Current (Sourcing) | 260 mA | 175 mA | 260 mA | mA |
| Output Current (Sinking) | 260 mA | 175 mA | 260 mA | mA |
| Slew Rate | 1300 V/μs | - | - | V/μs |
| Bandwidth (G = 2, RL = 100 Ω) | 90 MHz | - | - | MHz |
| Noninverting Current Noise | 2 pA/√Hz | - | - | pA/√Hz |
| Voltage Noise | 3 nV/√Hz | - | - | nV/√Hz |
| Operating Temperature Range | -40°C to +85°C | -40°C | +85°C | °C |
Key Features
- Low noise: 2-pA/√Hz noninverting current noise and 3-nV/√Hz voltage noise.
- High output current drive: Up to 260 mA.
- High slew rate: 1300 V/μs.
- Wide bandwidth: Up to 90 MHz at a gain of 2.
- Wide supply range: ±5 V to ±15 V.
- Power-down feature (THS3110 only): Reduces quiescent current to 270 μA.
- High power-supply rejection ratio (PSRR): Up to 75 dB.
Applications
- Video distribution: Suitable for NTSC and PAL video signals.
- Power FET driver: Can drive high-current loads.
- Pin driver: Ideal for driving high-impedance loads.
- Capacitive load driver: Can handle capacitive loads effectively.
Q & A
- What is the typical supply voltage range for the THS3110IDRG4?
The typical supply voltage range is ±5 V to ±15 V. - What is the maximum output current of the THS3110IDRG4?
The maximum output current is 260 mA. - What is the slew rate of the THS3110IDRG4?
The slew rate is 1300 V/μs. - Does the THS3110IDRG4 have a power-down feature?
Yes, the THS3110 has a power-down feature that reduces the quiescent current to 270 μA. - What are the typical operating temperature ranges for the THS3110IDRG4?
The operating temperature range is -40°C to +85°C. - What is the bandwidth of the THS3110IDRG4 at a gain of 2?
The bandwidth is up to 90 MHz at a gain of 2. - What is the noninverting current noise of the THS3110IDRG4?
The noninverting current noise is 2 pA/√Hz. - What are some common applications of the THS3110IDRG4?
Common applications include video distribution, power FET driver, pin driver, and capacitive load driver. - What is the maximum junction temperature for continuous operation?
The maximum junction temperature for continuous operation is +125°C. - What is the power-supply rejection ratio (PSRR) of the THS3110IDRG4?
The PSRR is up to 75 dB.
