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PDF AS331 Data sheet ( Hoja de datos )
| Número de pieza | AS331 | |
| Descripción | LOW POWER LOW OFFSET VOLTAGE SINGLE COMPARATOR | |
| Fabricantes | BCD | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de AS331 (archivo pdf) en la parte inferior de esta página. Total 12 Páginas | ||
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LOW POWER LOW OFFSET VOLTAGE SINGLE COMPARATOR
General Description
Features
Data Sheet
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
·
Low Supply Current at VCC=5V: 0.4mA
possible and the low power supply current drain is · 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
1
1 page  
LOW POWER LOW OFFSET VOLTAGE SINGLE COMPARATOR
Typical Performance Characteristics
Data Sheet
AS331
0.6
0.5
0.4
0.3
0.2
TC=-40oC
0.1 TC=25oC
TC=85oC
0.0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
Supply Voltage (V)
Figure 4. Supply Current vs. Supply Voltage
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
-40
-20
VCC=5V
VCC=30V
0 20 40 60 80
Case Temperature (oC)
100 120
Figure 5. Supply Current vs. Case Temperature
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
-40
-20
RL=5.1KΩ
VCC=5V
VCC=30V
0 20 40 60 80 100 120
Case Temperature (oC)
Figure 6. Input Offset Voltage vs. Case Temperature
350
VCC=5V
ISINK=4mA
300
250
200
150
100
-40
-20
0 20 40 60 80
Case Temperature (oC)
100 120
Figure 7. Saturation Voltage vs. Case Temperature
May. 2010 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
5
5 Page 
LOW POWER LOW OFFSET VOLTAGE SINGLE COMPARATOR
Mechanical Dimensions
Data Sheet
AS331
SOT-23-5
Unit: mm(inch)
2.820(0.111)
3.020(0.119)
0.100(0.004)
0.200(0.008)
0.950(0.037)
TYP
1.800(0.071)
2.000(0.079)
0.200(0.008)
0.700(0.028)
REF
0.300(0.012)
0.400(0.016)
0°
8°
0.000(0.000)
0.150(0.006)
0.900(0.035)
1.300(0.051)
May. 2010 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
11
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet AS331.PDF ] | |
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