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参数资料
型号： MIC2591B-5YTQ
厂商： MICREL INC
元件分类： 电源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48
封装： LEAD FREE, TQFP-48
文件页数： 2/34页
文件大小： 1920K
代理商： MIC2591B-5YTQ
MIC2591B
Micrel
March 2005
10
M9999-033105
Electrical Characteristics (continued)(9)
Symbol
Parameter
Condition
Min
Typ
Max
Units
8-Bit Analog to Digital Converter
Max_Error
Total unadjusted error for:
Voltage, All Outputs
–5
+5
% F.S.
Current, 3VOUT[A/B] and
Measured as voltage across
–5
+5
% F.S.
12VOUT[A/B]
corresponding external RSENSE
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
tCONV
Conversion time
60
100
ms
Resolution Specications
VAUXA
V
Full Scale Voltage
AUXA
4.00
V
VAUXB
V
LSB of Voltage
15.62
mV
Full Scale Current
375
mA
LSB of Current
1.47
mA
x4/x8 Values
3VOUTA
Full Scale Voltage
External R
OUTA
SENSE = 13.0mΩ
3.85
V
3VOUTB
LSB of Voltage
15.0
mV
Full Scale Current
4.23
A
LSB of Current
16.5
mA
12VOUTA
Full Scale Voltage
External R
OUTA
SENSE = 20.0mΩ
13.8
V
12VOUTB
LSB of Voltage
53.9
mV
Full Scale Current
2.75
A
LSB of Current
10.7
mA
x16 Values
3VOUTA
Full Scale Voltage
External R
OUTA
SENSE = 13.0mΩ
3.85
V
3VOUTB
LSB of Voltage
15.0
mV
Full Scale Current
4.23
A
LSB of Current
16.5
mA
12VOUTA
Full Scale Voltage
External R
OUTA
SENSE = 10.0mΩ
13.8
V
12VOUTB
LSB of Voltage
53.9
mV
Full Scale Current
5.5
A
LSB of Current
21.5
mA
Notes:
9.
Specication for packaged product only.
Electrical Characteristics (continued)
Symbol
Parameter
Condition
Min
Typ
Max
Units
Electrical Characteristics (continued)
Symbol
Parameter
Condition
Min
Typ
Max
Units
Symbol
Parameter
Condition
Min
Typ
Max
Units
Symbol
Parameter
Condition
Min
Typ
Max
Units
Symbol
Parameter
Condition
Min
Typ
Max
Units
Symbol
Parameter
Condition
Min
Typ
Max
Units
Full Scale Voltage
LSB of Voltage
Full Scale Voltage
LSB of Voltage
375
1.47
375
1.47
4.00
15.62
375
1.47
4.00
15.62
375
1.47
Max_Error
Total unadjusted error for:
Voltage, All Outputs
Current, 3VOUT[A/B] and
Measured as voltage across
12VOUT[A/B]
corresponding external R
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
Conversion time
60
Voltage, All Outputs
Current, 3VOUT[A/B] and
Measured as voltage across
12VOUT[A/B]
corresponding external R
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
Conversion time
60
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
Conversion time
60
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
Conversion time
60
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
Current, VAUX[A/B]
23.2kΩ resistor from IREF (Pin 33) to GND
±5
% F.S.
ms
Full Scale Voltage
External R
LSB of Voltage
Full Scale Voltage
External R
LSB of Voltage
Full Scale Voltage
External R
4.23
16.5
Full Scale Voltage
External R
53.9
2.75
10.7
3.85
15.0
4.23
16.5
13.8
53.9
2.75
10.7
3.85
15.0
4.23
16.5
13.8
53.9
2.75
10.7
3.85
15.0
4.23
16.5
13.8
53.9
2.75
10.7
Full Scale Voltage
External R
LSB of Voltage
Full Scale Voltage
External R
LSB of Voltage
Full Scale Voltage
External R
15.0
4.23
16.5
Full Scale Voltage
External R
53.9
5.5
21.5
3.85
15.0
4.23
16.5
13.8
53.9
5.5
21.5
3.85
15.0
4.23
16.5
13.8
53.9
5.5
21.5
3.85
15.0
4.23
16.5
13.8
53.9
5.5
21.5
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