LM134H/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low temperature coefficient - Wide operating voltage range - Low power consumption

Package: TO-99 metal can package

Essence: The LM134H/NOPB is a precision voltage reference IC that provides a stable and accurate voltage output.

Packaging/Quantity: Available in tape and reel packaging, with 1000 units per reel.

Specifications

• Output Voltage Range: 1.24V to 10V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 10ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 4V to 30V
• Quiescent Current: 400µA

Detailed Pin Configuration

The LM134H/NOPB has a total of three pins:

1. VOUT: Output pin for the reference voltage.
2. VIN: Input pin for the supply voltage.
3. GND: Ground pin for the circuit.

Functional Features

• High precision voltage reference for various applications.
• Stable output voltage over a wide temperature range.
• Low power consumption for energy-efficient designs.
• Excellent line and load regulation characteristics.
• Low output impedance for driving external loads.

Advantages and Disadvantages

Advantages: - High precision and accuracy. - Wide operating voltage range. - Low temperature coefficient. - Low power consumption. - Good line and load regulation.

Disadvantages: - Relatively high initial cost compared to standard voltage references. - Limited availability in certain regions.

Working Principles

The LM134H/NOPB utilizes a bandgap voltage reference circuit to generate a stable and precise output voltage. It compensates for temperature variations by using a combination of bipolar and CMOS technologies. The internal circuitry ensures low output impedance and excellent line and load regulation.

Detailed Application Field Plans

The LM134H/NOPB is commonly used in various applications, including:

1. Precision voltage regulators
2. Analog-to-digital converters (ADCs)
3. Digital-to-analog converters (DACs)
4. Voltage-controlled oscillators (VCOs)
5. Temperature sensors
6. Battery charging circuits

Detailed and Complete Alternative Models

1. LM336-2.5: 2.5V precision voltage reference with similar characteristics.
2. LT1021: High precision voltage reference with ultra-low temperature coefficient.
3. REF5025: Precision voltage reference with low dropout voltage.
4. MAX619: Low-power, high-accuracy voltage reference.
5. ADR421: Ultralow noise, high precision voltage reference.

These alternative models offer similar functionality and can be considered as substitutes for the LM134H/NOPB in specific applications.

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