SC4040AS 데이터 시트보기 (PDF) - Semtech Corporation
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SC4040AS Datasheet PDF : 6 Pages
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PRECISION SHUNT VOLTAGE
REFERENCE
SC4040
PRELIMINARY - April 13, 1998
ELECTRICAL CHARACTERISTICS
TA = 25°C unless otherwise specified.
Parameter
Symbol
Condition
SC4040A (0.1%)
SC4040B (0.2%)
MIN TYP MAX MIN TYP MAX
UNITS
Reverse Breakdown Volt-
age
Minimum Operating Cur-
rent
Reverse Breakdown Volt-
age Temperature Coeffi-
cient
Ratio of Change in VZ to
Change in IZ
Reverse Dynamic
Impedance
Wideband Noise (RMS)
Long Term Stability of Re-
verse Breakdown Voltage
VZ IZ = 100µA
TA = 25°C
2.4975 2.5000 2.5025 2.495 2.500 2.505
V
IZ(min)
TA = -40 to +85°C 2.481 2.500 2.519 2.479 2.500 2.521
V
60
80
60
80
µA
∆VZ
∆T
IZ = 10mA
IZ = 1mA
IZ = 100µA
TA = -40 to +85°C
∆VZ IZ(min) < IZ < 1mA TA = 25°C
∆IZ
TA = -40 to +85°C
1mA < IZ < 12mA TA = 25°C
TA = -40 to +85°C
ZR IZ = 1mA, f = 120 Hz, IAC = 0.1 IZ
±100
0.8
1.0
6.0
8.0
0.25 0.8
±100 ppm/°C
0.8
mV
1.0
mV
6.0
mV
8.0
mV
0.25 0.8
Ω
eN IZ = 100µA
10Hz < f < 10kHz
t = 1000 hours
∆VZ T = 25°C ± 0.1°C
IZ = 100µA
35
35
µV
120
120
ppm
TA = 25°C unless otherwise specified.
Parameter
Symbol
Condition
Reverse Breakdown Volt-
age
VZ IZ = 100µA
Minimum Operating Current IZ(min)
TA = 25°C
TA = -40 to +85°C
Reverse Breakdown Volt-
age Temperature Coeffi-
cient
Ratio of Change in VZ to
Change in IZ
Reverse Dynamic
Impedance
Wideband Noise (RMS)
Long Term Stability of Re-
verse Breakdown Voltage
∆VZ
∆T
IZ = 10mA
IZ = 1mA
IZ = 100µA
TA = -40 to +85°C
∆VZ
IZ(min) < IZ < 1mA TA = 25°C
∆IZ
TA = -40 to +85°C
1mA < IZ < 12mA TA = 25°C
TA = -40 to +85°C
ZR IZ = 1mA, f = 120 Hz, IAC = 0.1 IZ
eN IZ = 100µA
10Hz < f < 10kHz
∆VZ
t = 1000 hours
T = 25°C ± 0.1°C
IZ = 100µA
SC4040C (0.5%)
SC4040D (1.0%)
MIN TYP MAX MIN TYP MAX UNITS
2.488 2.500 2.512 2.475 2.500 2.525
V
2.471 2.500 2.529 2.451 2.500 2.549
V
60
80
60
80
µA
±100
0.8
1.0
6.0
8.0
0.25 0.9
20
±150 ppm/°C
1.0
mV
1.2
mV
8.0
mV
10.0
mV
0.25 1.1
Ω
35
µV
120
120
ppm
© 1998 SEMTECH CORP.
3
652 MITCHELL ROAD NEWBURY PARK CA 91320
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