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Philips Semiconductors
Product specification
Precision voltage regulator
µA723/723C
DESCRIPTION...
www.DataSheet4U.com
Philips Semiconductors
Product specification
Precision
voltage regulator
µA723/723C
DESCRIPTION
The µA723/µA723C is a monolithic precision
voltage regulator capable of operation in positive or negative supplies as a series, shunt, switching, or floating regulator. The 723 contains a temperature-compensated reference amplifier, error amplifier, series pass transistor, and current limiter, with access to remote shutdown.
PIN CONFIGURATION
D,F, N Packages
NC 1 CURRENT LIMIT 2 CURRENT SENSE 3 INVERTING INPUT 4 14 NC 13 FREQUENCY COMPENS. 12 V+ 11 V C 10 V OUT 9 8 VZ NC
FEATURES
NON-INVERTING INPUT 5 VREF 6 V– 7
Positive or negative supply operation Series, shunt, switching, or floating operation 0.01% line and load regulation Output
voltage adjustable from 2V to 37V Output current to 150mA without external pass transistor µA723 MIL-STD-883A, B, C available
ORDERING INFORMATION
DESCRIPTION 14-Pin Ceramic Dual In-Line Package (CERDIP) 14-Pin Plastic Dual In-Line Package (DIP) 14-Pin Plastic Small Outline (SO) Package
SL00503
Figure 1. Pin Configuration
TEMPERATURE RANGE -55°C to 125°C 0 to 70°C 0 to 70°C
ORDER CODE µA723F µA723CN µA723CD
DWG # 0581B SOT27-1 SOT108-1
EQUIVALENT CIRCUIT
FREQUENCY COMPENSATION 12 V+ VIN 13 11 VC
TEMPERATURE COMPENSATED ZENER
VREF 8
INVERTING INPUT 4 ERROR AMP
SERIES PASS TRANSISTOR – + 10 VOUT
NON INVERTING INPUT
VOLTAGE REFERENCE AMPLIFIER 7 V– 2 CURRENT LIMIT 3 CURRENT SENSE 9 VZ
SL00504
Figure ...