High precision resistor network Legendsemi LHE5400B-8MMA suitable for summing and voltage reference
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Product Description
Product Overview
The LHE5400 is a quad resistor network designed for applications requiring excellent resistor matching over a wide temperature range. It offers superior matching specifications compared to independently matched resistors, enhancing performance in difference amplifier configurations. All four resistors are independently accessible, providing versatility for various applications benefiting from matched resistors, such as precision summing/subtracting circuits and voltage references. The device is available in a space-saving 8-pin MSOP package and operates from 40C to 125C.
Product Attributes
- Brand: Legendsemi
- Package: 8-Lead MSOP
Technical Specifications
| Parameter | Grade | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Resistor Matching Ratio | A-Grade | TA = 40C to 125C | 0.01 | % | ||
| Resistor Matching Ratio | B-Grade | TA = 40C to 125C | 0.025 | % | ||
| Matching for CMRR | A-Grade | 0.005 | % | |||
| Matching for CMRR | B-Grade | 0.015 | % | |||
| Resistor Matching Ratio Temperature Drift | 0.2 | 1 | ppm/C | |||
| Resistor Voltage Coefficient | ppm/V | |||||
| Absolute Resistor Tolerance | A-Grade | 7.5 | % | |||
| Absolute Resistor Tolerance | B-Grade | 15 | % | |||
| Absolute Resistor Value Temperature Drift | 25 | ppm/C | ||||
| Distributed Capacitance (Resistor to Exposed Pad) | 5.5 | pF | ||||
| Distributed Capacitance (Resistor to Resistor) | 1.4 | pF | ||||
| Harmonic Distortion | 20VP-P, 1kHz, Difference Amplifier | 120 | dBc | |||
| Operating Voltage | 75 | V | ||||
| Operating Temperature Range | LHE5400 | 40 | 125 | C | ||
| Power Dissipation (Each Resistor) | 800 | mW |
Available Options
| Part Number | R2 = R3 () | R1 = R4 () | Resistor Ratio |
|---|---|---|---|
| LHE5400-1 | 10k | 10k | 1:1 |
| LHE5400-2 | 100k | 100k | 1:1 |
| LHE5400-3 | 10k | 100k | 1:10 |
| LHE5400-4 | 1k | 1k | 1:1 |
| LHE5400-5 | 1M | 1M | 1:1 |
| LHE5400-6 | 1k | 5k | 1:5 |
| LHE5400-7 | 1.25k | 5k | 1:4 |
| LHE5400-8 | 1k | 9k | 1:9 |
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