SC4040BZ PDF даташит
Спецификация SC4040BZ изготовлена «Semtech Corporation» и имеет функцию, называемую «PRECISION SHUNT VOLTAGE REFERENCE». |
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Детали детали
Номер произв | SC4040BZ |
Описание | PRECISION SHUNT VOLTAGE REFERENCE |
Производители | Semtech Corporation |
логотип |
6 Pages
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PRECISION SHUNT VOLTAGE
REFERENCE
SC4040
PRELIMINARY - April 13, 1998
TEL:805-498-2111 FAX:805-498-3804 WEB:http://www.semtech.com
DESCRIPTION
The SC4040 is a two terminal precision voltage
reference with thermal stability guaranteed over
temperature. The SC4040 has a typical dynamic
output impedance of 0.25Ω. Active output circuitry
provides a very sharp turn on characteristic - the
minimum operating current is 60µA, with a maximum
of 20mA.
Available with five voltage tolerances (0.1%, 0.2%,
0.5%, 1.0% and 2.0%) and three package outlines
(SOT-23, SO-8 and TO-92), this part allows the
designer the opportunity to select the optimum
combination of cost and performance for their
application.
FEATURES
• Trimmed bandgap design (0.2%)
• Wide operating current range 60µA to 20mA
• Low dynamic impedance (0.25Ω)
• Available in SOT-23, TO-92 and SO-8
APPLICATIONS
• Cellular telephones
• Portable computers
• Instrumentation
• Automotive
PIN CONFIGURATIONS
SOT-23-3 Lead (Top View)
BLOCK DIAGRAM
Cathode
SO-8 Lead (Top View)
TO-92 (Top View)
© 1998 SEMTECH CORP.
Anode
SYMBOL DIAGRAM
Cathode
Anode
1
652 MITCHELL ROAD NEWBURY PARK CA 91320
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PRECISION SHUNT VOLTAGE
REFERENCE
PRELIMINARY - April 13, 1998
ABSOLUTE MAXIMUM RATINGS
Parameter
Reverse Current
Operating Temperature Range
Operating Junction Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10
seconds
ESD Rating
Symbol
TA
TJ
TSTG
TLEAD
ESD
Maximum
60 µA to 20
-40 to +85
-40 to +150
-65 to +150
260
2
SC4040
Units
mA
°C
°C
°C
°C
kV
ORDERING INFORMATION
PACKAGE
SOT-23-3L (1)
SO-8 (1)
TO-92 (1)(2)
0.1%
SC4040ASK
SC4040AS
SC4040AZ
TOLERANCE
0.2%
0.5%
1.0%
SC4040BSK SC4040CSK SC4040DSK
SC4040BS SC4040CS SC4040DS
SC4040BZ SC4040CZ SC4040DZ
2.0%
SC4040ESK
SC4040ES
SC4040EZ
Notes:
(1) Add suffix ‘TR’ for Tape & Reel.
(2) Add suffix ‘TA’ for Tape Ammo.
T/R Quantity
3K
2.5K
TR=3K, TA=2K
© 1998 SEMTECH CORP.
2
652 MITCHELL ROAD NEWBURY PARK CA 91320
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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
60 80
60 80
V
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
0.25
1.0
6.0
8.0
0.8
±100 ppm/°C
0.8 mV
0.25
1.0
6.0
8.0
0.8
mV
mV
mV
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
60 80
60 80
V
µA
±100
0.8
0.25
1.0
6.0
8.0
0.9
20
±150 ppm/°C
1.0 mV
0.25
1.2
8.0
10.0
1.1
mV
mV
mV
Ω
35 µV
120 120 ppm
© 1998 SEMTECH CORP.
3
652 MITCHELL ROAD NEWBURY PARK CA 91320
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