The LM385BZ-2.5 is a micropower voltage reference diode designed to provide a stable 2.5V output with a maximum initial tolerance of ±20 mV (±0.8%) for the A grade. It operates over a current range of 20 µA to 20 mA and features low dynamic impedance of 0.6Ω, making it suitable for applications requiring precise voltage regulation. The device is characterized by good temperature stability and low noise, thanks to its band-gap reference design utilizing only transistors and resistors. This voltage reference is tolerant of capacitive loading, allowing for versatile use in various reference applications. It is particularly advantageous for micropower circuitry, enabling long battery life in portable devices. The LM385BZ-2.5 is rated for operation within a temperature range of 0°C to 70°C and is available in multiple package types, including TO-92, making it adaptable for different design requirements.
IC 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PBCY3, PLASTIC, TO-92, 3 PIN, Voltage Reference Product overview: LM385BZ-2.5 from National Semiconductor is a Precision Voltage Reference IC for precision regulation, analog measurement, ADC/DAC reference rails, instrumentation, calibration, and control circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 2.5 V. Search-friendly keywords include voltage reference, precision reference, analog accuracy, ADC reference, 2.5 V, Precision Voltage Reference IC, Voltage References. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 693-LM385BZ-2.5 can be used for catalog matching and distributor lookup.
Two Terminal Voltage Reference, 1 Output, 2.5V, BIPolar, PBCY3
IC VREF SHUNT 1.5% TO92-3
Shunt Voltage Reference IC Fixed 2.5V V ±1.5% 20 mA TO-92-3
| ERSAELECTRONICS PTE. LTD. | Rochester Electronics | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|
| Product Category | Voltage Reference Chips | Voltage Reference Chips | Voltage Reference Chips | Voltage Reference Chips |
| Product Number | 693-LM385BZ-2.5 | LM385BZ-2.5 | LM385BZ-2.5 | LM385BZ-2.5 |
| Product Name | 2.5 V Precision Voltage Reference IC | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Reference | Voltage Reference | |
| Operating Temperature | 0 C (32 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | |
| Package Type | Other; SIP3 | Other; TO-226-3, TO-92-3 (TO-226AA) | TO-92; Other; TO-226-3, TO-92-3 (TO-226AA) | |
| Life Cycle Stage | Obsolete | Active | Active | |
| Type | Shunt / Zener; Shunt |
