Overview
The LTZ1000CH#PBF, produced by Analog Devices Inc., is an ultra-stable temperature controllable reference. This component is designed to provide a highly stable 7V output with exceptional temperature drift characteristics of 0.05ppm/°C. It features a subsurface Zener reference, a heater resistor for temperature stabilization, and a temperature sensing transistor, ensuring maximum flexibility and long-term stability. The LTZ1000CH#PBF is particularly useful in applications requiring high precision voltage references.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Zener Voltage | I_Z = 5mA, (V_Z + V_BEQ1) I_Q1 = 100µA | 7.0 | 7.15 | 7.2 | V |
| Zener Voltage | I_Z = 1mA, (V_Z + V_BEQ1) I_Q1 = 100µA | 6.9 | 7.05 | 7.5 | V |
| Zener Change with Current | 1mA ≤ I_Z < 5mA | 80 | 240 | mV | |
| Zener Leakage Current | V_Z = 5V | 20 | 200 | µA | |
| Operating Temperature Range | –55°C | 125°C | °C | ||
| Storage Temperature Range | –65°C | 150°C | °C | ||
| Thermal Resistance (θ_JA) | 80°C/W (LTZ1000CH) | °C/W |
Key Features
- Ultra-Stable Output: Provides a 7V output with a temperature drift of 0.05ppm/°C.
- Low Noise: Features about 1.2µV peak-to-peak noise and long-term stability of 2µV/√kHr.
- Temperature Stabilization: Includes a heater resistor and a temperature sensing transistor for precise temperature control.
- High Flexibility: Allows for external circuitry to set operating currents and achieve optimal thermal layout.
- Robust Packaging: Available in an 8-Lead TO-5 metal can package with a lead-free finish.
Applications
- Precision Voltage References: Ideal for applications requiring high stability and low noise voltage references.
- Measurement Instruments: Suitable for use in precision measurement instruments such as voltmeters, multimeters, and calibration equipment.
- Industrial Control Systems: Can be used in industrial control systems where stable voltage references are critical.
- Aerospace and Defense: Applicable in aerospace and defense applications due to its high reliability and stability over a wide temperature range.
Q & A
- What is the output voltage of the LTZ1000CH#PBF?
The LTZ1000CH#PBF provides a 7V output voltage.
- What is the temperature drift of the LTZ1000CH#PBF?
The temperature drift is 0.05ppm/°C.
- What is the typical noise level of the LTZ1000CH#PBF?
The noise level is about 1.2µV peak-to-peak.
- What is the operating temperature range of the LTZ1000CH#PBF?
The operating temperature range is –55°C to 125°C.
- What type of packaging is available for the LTZ1000CH#PBF?
It is available in an 8-Lead TO-5 metal can package.
- Is the LTZ1000CH#PBF lead-free?
- What are some typical applications for the LTZ1000CH#PBF?
It is used in precision voltage references, measurement instruments, industrial control systems, and aerospace and defense applications.
- How does the LTZ1000CH#PBF achieve temperature stabilization?
It includes a heater resistor and a temperature sensing transistor for precise temperature control.
- What is the thermal resistance of the LTZ1000CH#PBF?
The thermal resistance (θ_JA) is 80°C/W for the LTZ1000CH model.
- Can the LTZ1000CH#PBF be used in high-reliability applications?
