
Microsemi Corporation
DESCRIPTION
The LM385/385B Micropower Voltage References are two terminal bandgap reference diodes designed and optimized for accurate low power operation in portable and other power sensitive systems. Operating currents are
guaranteed from as low as 15µA up to 20mA for the LM385/385B-1.2, and 20µA up to 20mA for the LM385/385B-2.5, giving designers a great deal of flexibility in optimizing power consumption, noise and ultimate application performance.
KEY FEATURES
■GUARANTEED 1% INITIAL ACCURACY (LM385B-1.2)
■GUARANTEED 2.5% INITIAL ACCURACY (LM385-1.2)
■GUARANTEED 1.5% INITIAL ACCURACY (LM385B-2.5)
■GUARANTEED 3% INITIAL ACCURACY (LM385-2.5)
GUARANTEED 20µA OPERATING CURRENT
LOW TEMPERATURE COEFFICIENT
OPERATING CURRENT OF 20µA TO 20mA
VERY LOW DYNAMIC IMPEDANCE . . . 1Ω
APPLICATIONS
■PORTABLE METER REFERENCES
PORTABLE TEST INSTRUMENTS
BATTERY OPERATED SYSTEMS
CURRENT LOOP INSTRUMENTATION