AS331_10 Datasheet, PDF (1/12 Pages) BCD Semiconductor Manufacturing Limited – LOW POWER LOW OFFSET VOLTAGE SINGLE COMPARATOR

Data Sheet
LOW POWER LOW OFFSET VOLTAGE SINGLE COMPARATOR
General Description
Features
AS331
The AS331 consists of a single precision voltage com- _{· Wide Supply Voltage Range}
parator with a typical input offset voltage of 1.0mV
- Single Supply: 2V to 36V
and high voltage gain. It is specifically designed to
- Dual Supplies: ±1V to ±18V
operate from a single power supply over wide range of
voltages. Operation from split power supply is also
possible and the low power supply current drain is
·
·
Low Supply Current at V_CC=5V: 0.4mA
Low Input Bias Current: 25nA (Typical)
independent of the magnitude of the power supply ^{· Low Input Offset Current:5nA (Typical)}
voltage.
· Low Input Offset Voltage: 1mV (Typical)
· Input Common Mode Voltage Range Includes
The AS331 is available in standard SOT-23-5 package.
Ground
· Differential Input Voltage Range Equals to the
Power Supply Voltage
· Low Output Saturation Voltage at 4mA: 200mV
(Typical)
· Open Collector Output
Applications
· Battery Charger
· Cordless Telephone
· Switching Power Supply
· DC-DC Module
· PC Motherboard
· Communication Equipment
May. 2010 Rev. 1. 4
SOT-23-5
Figure 1. Package Type of AS331
BCD Semiconductor Manufacturing Limited
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