MIC2591B
Micrel
Parameter
Total unadjusted error for:
Voltage, All Outputs
Current, 3VOUT[A/B] and
12VOUT[A/B]
Current, VAUX[A/B]
Measured as voltage across
corresponding external R
SENSE
–5
–5
±5
60
4.00
15.62
375
1.47
External R
SENSE
= 13.0mΩ
3.85
15.0
4.23
16.5
External R
SENSE
= 20.0mΩ
13.8
53.9
2.75
10.7
External R
SENSE
= 13.0mΩ
3.85
15.0
4.23
16.5
External R
SENSE
= 10.0mΩ
13.8
53.9
5.5
21.5
100
+5
+5
% F.S.
% F.S.
% F.S.
ms
V
mV
mA
mA
V
mV
A
mA
V
mV
A
mA
V
mV
A
mA
V
mV
A
mA
Condition
Min
Typ
Max
Units
Electrical Characteristics (continued)
(9)
Symbol
Max_Error
8-Bit Analog to Digital Converter
23.2kΩ resistor from IREF (Pin 33) to GND
t
CONV
Conversion time
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
Resolution Specifications
V
AUXA
V
AUXB
x4/x8 Values
3V
OUTA
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
12V
OUTA
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
x16 Values
3V
OUTA
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
12V
OUTA
Full Scale Voltage
LSB of Voltage
Full Scale Current
LSB of Current
Notes:
9.
Specification for packaged product only.
3V
OUTB
12V
OUTB
3V
OUTB
12V
OUTB
March 2005
10
M9999-033105
MICREL [ MICREL SEMICONDUCTOR ]
