Overview
The LT6700CS6-3#TRMPBF, produced by Analog Devices Inc., is a micropower, low voltage, dual comparator integrated circuit. This device combines two comparators with a 400mV reference voltage, making it ideal for low voltage system monitoring. It is available in a 6-lead SOT-23 or a tiny 2mm × 3mm DFN package, ensuring a compact footprint for various applications. The LT6700 series is characterized by its low power consumption, drawing only 6.5µA of supply current, and its ability to operate with supply voltages ranging from 1.4V to 18V.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Total Supply Voltage (VS to GND) | 18.5 | V | |||
| Input Voltage (+IN, –IN) LT6700 | 18.5 | GND – 0.3V | V | ||
| Input Voltage (+IN, –IN) LT6700HV | 40 | GND – 0.3V | V | ||
| Output Voltage (OUT) LT6700 | 18.5 | GND – 0.3V | V | ||
| Output Voltage (OUT) LT6700HV | 40 | GND – 0.3V | V | ||
| Operating Temperature Range | -40 | 85 | °C | ||
| Rising Input Threshold Voltage (VTH(R)) | RL = 100k, VO = 2V Swing | 391.0 | 392.5 | 409.0 | mV |
| Falling Input Threshold Voltage (VTH(F)) | RL = 100k, VO = 2V Swing | 383.5 | 384.5 | 403.5 | mV |
| Hysteresis (HYS) | VS = 1.4V, 5V, 12V, 18V, RL = 100k, VO = 2V Swing | 3 | 11 | mV | |
| Supply Current (IS) | VS = 1.4V, 5V, 12V, 18V | 5.7 | 6.5 | 13.0 | µA |
Key Features
- Micropower Operation: Draws only 6.5µA of supply current, making it suitable for battery-powered systems.
- Low Voltage Operation: Operates with supply voltages from 1.4V to 18V.
- 400mV Reference Voltage: Each comparator has one input connected internally to a 400mV reference voltage.
- Open-Collector Outputs: Allows level translation and can drive loads referenced to any voltage up to 18V (36V for LT6700HV).
- Hysteresis: Included to ensure stable output operation, with hysteresis approximately 2% of the trip voltage.
- Compact Packaging: Available in low profile 6-lead SOT-23 and 2mm × 3mm DFN packages.
- AEC-Q100 Qualified: Suitable for automotive applications.
Applications
- Battery-Powered System Monitoring: Ideal for monitoring battery levels in portable devices.
- Threshold Detectors: Can be used to detect specific voltage thresholds in various systems.
- Window Comparators: Useful for monitoring voltages within a specified range.
- Relay Driving: Can drive relays and other loads due to its open-collector outputs.
- Industrial Control Systems: Suitable for use in industrial control and monitoring applications.
- Handheld Instruments: Ideal for low power consumption in handheld devices.
- Automotive Monitor and Controls: AEC-Q100 qualified, making it suitable for automotive applications.
Q & A
- What is the supply voltage range for the LT6700CS6-3#TRMPBF?
The LT6700CS6-3#TRMPBF operates with supply voltages from 1.4V to 18V.
- What is the typical supply current of the LT6700CS6-3#TRMPBF?
The typical supply current is 6.5µA.
- What type of packaging is available for the LT6700CS6-3#TRMPBF?
It is available in 6-lead SOT-23 and 2mm × 3mm DFN packages.
- What is the reference voltage for the comparators in the LT6700CS6-3#TRMPBF?
The reference voltage is 400mV.
- What is the hysteresis of the LT6700CS6-3#TRMPBF comparators?
The hysteresis is approximately 2% of the trip voltage.
- Can the LT6700CS6-3#TRMPBF be used in automotive applications?
Yes, it is AEC-Q100 qualified for automotive applications.
- What are the typical applications of the LT6700CS6-3#TRMPBF?
It is used in battery-powered system monitoring, threshold detectors, window comparators, relay driving, industrial control systems, handheld instruments, and automotive monitor and controls.
- What is the operating temperature range of the LT6700CS6-3#TRMPBF?
The operating temperature range is from -40°C to 85°C.
- What is the output stage sinking capability of the LT6700CS6-3#TRMPBF?
The output stage sinking capability is guaranteed to be greater than 5mA over temperature.
- Can the output load of the LT6700CS6-3#TRMPBF be referenced to any voltage?
Yes, the output load can be referenced to any voltage up to 18V (36V for LT6700HV).
