vre402 Rhopoint Components, vre402 Datasheet

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vre402

Manufacturer Part Number
vre402
Description
Precision Dual Reference
Manufacturer
Rhopoint Components
Datasheet
THALER CORPORATION. Represented by: Rhopoint Components Ltd. www.rhopointcomponents.com
FEATURES
• ±2.500 V OUTPUT ± 0.250 mV (.01%)
• TEMPERATURE DRIFT: 0.6 ppm/°C
• LOW NOISE: 1.5
• TRACKING ERROR: 0.2 mV max.
• EXCELLENT LINE REGULATION: 6ppm/V Typ.
• SURFACE MOUNT AND DIP PACKAGES
DESCRIPTION
The VRE402 is a low cost, high precision, ±2.5V
reference.
packages, the device is ideal for new designs that
need a high performance reference.
The device provides ultrastable ±2.500V output
with ±0.250 mV (.01%) initial accuracy and a
temperature coefficient of 0.6 ppm/°C.
improvement in accuracy is made possible by a
unique, patented multipoint laser compensation
technique developed by Thaler Corporation.
Another key feature of this reference is the 0.3 mV
maximum tracking error between the positive and
negative output voltages over the operating
temperature range. This is extremely important in
high performance systems for reducing overall
system errors.
For designs which use the DIP package in a
socket, there is a reference ground pin to
eliminate reference ground errors.
Packaged in 14 pin DIP or SMT
µ
V
pp
(0.1-10Hz)
VRE402
Precision
Dual Reference
This
VRE402A
VRE402B
VRE402C
VRE402J
VRE402K
VRE402L
For package option add D for DIP or S for Surface
Mount to end of model number.
The VRE402 is recommended for use as a
reference for high precision A/D and D/A
converters which require an external precision
reference.
scale factor on high resolution A/D converters.
The VRE402 offers superior performance over
monolithic references.
Model
REF. GND
FIGURE 1
-
GND
V
-
N/C
N/C
N/C
V
OUT
PIN CONFIGURATION
IN
The device is ideal for calibrating
SELECTION GUIDE
Initial
Error
0.25
0.40
0.50
0.25
0.40
0.50
mV
3
4
5
1
2
7
6
VRE402
VIEW
TOP
ppm/ °C
Temp.
Coeff.
0.6
1.0
2.0
0.6
1.0
2.0
14
12
13
11
10
9
8
VRE402DS REV. A MAY 1996
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
N/C
+V
N/C
N/C
N/C
0°C to +70°C
0°C to +70°C
0°C to +70°C
N/C
+V
OUT
IN
Range
Temp.
°C

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vre402 Summary of contents

Page 1

... TRACKING ERROR: 0.2 mV max. • EXCELLENT LINE REGULATION: 6ppm/V Typ. • SURFACE MOUNT AND DIP PACKAGES DESCRIPTION The VRE402 is a low cost, high precision, ±2.5V reference. Packaged in 14 pin DIP or SMT packages, the device is ideal for new designs that need a high performance reference. ...

Page 2

... MIN TYP ±15 ± +70 * +85 * +150 * Continuous * ±2 0 The specified values are unloaded VRE402 C/L MAX MIN TYP MAX * * * * * * * * * * * * * * * 0.40 0.50 3 1.0 2.0 0.3 0 VRE402DS REV. A MAY 1996 UNITS V °C °C ° ppm ppm ppm/1000hrs Vpp mA ppm/V ppm/ ...

Page 3

... Temperature o C VRE402B V vs. TEMPERATURE OUT Temperature o C VRE402K POSITIVE OUTPUT (TYP) Output Current (mA) NEGATIVE OUTPUT (TYP) Output Current (mA) V vs. TEMPERATURE OUT Temperature o C VRE402C V vs. TEMPERATURE OUT Temperature o C VRE402L PSRR VS. FREQUENCY Frequency (Hz) PSRR VS. FREQUENCY Frequency (Hz) VRE402DS REV. A MAY 1996 ...

Page 4

... This network is less than 2% of the overall network resistance so it has a negligible effect on long term stability. The VRE402 reference has it’s ground brought out on two pins (pin 6 and 7) which are connected internally. This allows the user to achieve greater accuracy when using a socket. Voltage references ...

Page 5

... MAX E .495 .526 12.5 13.3 E1 .390 .415 9.91 10.5 E2 .265 .270 6.73 6.86 P .090 .110 2.29 2.79 Q .024 .035 0.61 .890 S .040 .060 1.02 1.52 INCHES MILLIMETER DIM MIN MAX MIN MAX E .410 .435 10.4 11.0 E1 .390 .415 9.91 10.5 E2 .265 .270 6.73 6.86 G1 .285 .315 7.24 8.00 L .195 .225 4.95 5.72 P .090 .110 2.29 2.79 Q .050 .070 1.27 1.79 S .040 .060 1.02 1.52 VRE402DS REV. A MAY 1996 ...

Page 6

... VRE404 Precision Dual Reference THALER CORPORATION. Represented by: Rhopoint Components Ltd. www.rhopointcomponents.com FEATURES • ±4.500 V OUTPUT ± 0.400 mV (.01%) • TEMPERATURE DRIFT: 0.6 ppm/°C • LOW NOISE (0.1-10Hz) µ pp • TRACKING ERROR: 0.3 mV max. • EXCELLENT LINE REGULATION: 6ppm/V Typ. • SURFACE MOUNT AND DIP PACKAGES DESCRIPTION The VRE404 is a low cost, high precision, ± ...

Page 7

ELECTRICAL SPECIFICATIONS Vps = ± 15V 25° 10K unless otherwise noted. MODEL PARAMETER MIN ABSOLUTE RATINGS Power Supply ±13.5 Operating Temp A,B,C Operating Temp -40 J,K,L Storage Temperature -65 Short Circuit ...

Page 8

TYPICAL PERFORMANCE CURVES V vs. TEMPERATURE OUT o Temperature C VRE404A V vs. TEMPERATURE OUT o Temperature C VRE404J JUNCTION TEMP. RISE VS. OUTPUT CURRENT QUIESCENT CURRENT VS. TEMP Temperature o C QUIESCENT CURRENT VS. TEMP JUNCTION TEMP. RISE VS. ...

Page 9

DISCUSSION OF PERFORMANCE THEORY OF OPERATION The following discussion refers to the schematic in figure 2 below. A FET current source is used to bias a 6.3V zener diode. The zener voltage is divided by the resistor network R1 and ...

Page 10

FIGURE 3 FIGURE 4 MECHANICAL INCHES MILLIMETER DIM MIN MAX MIN MAX A .114 .136 2.90 3.45 B .098 .103 2.48 2.62 B1 .047 .056 1.19 1.42 C .103 .118 2.62 3.00 C1 .009 .020 0.22 0.51 C2 .054 .062 ...

Page 11

... VRE405 Precision Dual Reference THALER CORPORATION. Represented by: Rhopoint Components Ltd. www.rhopointcomponents.com FEATURES • ±5.000 V OUTPUT ± 0.500 mV (.01%) • TEMPERATURE DRIFT: 0.6 ppm/°C • LOW NOISE (0.1-10Hz) µ pp • TRACKING ERROR: 0.3 mV max. • EXCELLENT LINE REGULATION: 6ppm/V Typ. • SURFACE MOUNT AND DIP PACKAGES DESCRIPTION The VRE405 is a low cost, high precision, ± ...

Page 12

ELECTRICAL SPECIFICATIONS Vps = ± 15V 25° 10K unless otherwise noted. MODEL PARAMETER MIN ABSOLUTE RATINGS Power Supply ±13.5 Operating Temp A,B,C Operating Temp -40 J,K,L Storage Temperature -65 Short Circuit ...

Page 13

TYPICAL PERFORMANCE CURVES V vs. TEMPERATURE OUT o Temperature C VRE405A V vs. TEMPERATURE OUT Temperature o C VRE405J JUNCTION TEMP. RISE VS. OUTPUT CURRENT QUIESCENT CURRENT VS. TEMP Temperature o C QUIESCENT CURRENT VS. TEMP JUNCTION TEMP. RISE VS. ...

Page 14

DISCUSSION OF PERFORMANCE THEORY OF OPERATION The following discussion refers to the schematic in figure 2 below. A FET current source is used to bias a 6.3V zener diode. The zener voltage is divided by the resistor network R1 and ...

Page 15

FIGURE 3 FIGURE 4 MECHANICAL INCHES MILLIMETER DIM MIN MAX MIN MAX A .114 .136 2.90 3.45 B .098 .103 2.48 2.62 B1 .047 .056 1.19 1.42 C .103 .118 2.62 3.00 C1 .009 .020 0.22 0.51 C2 .054 .062 ...

Page 16

... VRE410 Precision Dual Reference THALER CORPORATION. Represented by: Rhopoint Components Ltd. www.rhopointcomponents.com FEATURES • ±10.000 V OUTPUT ± 1.000 mV (.01%) • TEMPERATURE DRIFT: 0.6 ppm/°C • LOW NOISE (0.1-10Hz) µ pp • TRACKING ERROR: 0.5 mV max. • EXCELLENT LINE REGULATION: 6ppm/V Typ. • SURFACE MOUNT AND DIP PACKAGES DESCRIPTION The VRE410 is a low cost, high precision, ± ...

Page 17

ELECTRICAL SPECIFICATIONS Vps = ± 15V 25° 10K unless otherwise noted. MODEL PARAMETER MIN ABSOLUTE RATINGS Power Supply ±13.5 Operating Temp A,B,C Operating Temp -40 J,K,L Storage Temperature -65 Short Circuit ...

Page 18

TYPICAL PERFORMANCE CURVES V vs. TEMPERATURE OUT Temperature o C VRE410A V vs. TEMPERATURE OUT o Temperature C VRE410J JUNCTION TEMP. RISE VS. OUTPUT CURRENT QUIESCENT CURRENT VS. TEMP Temperature o C QUIESCENT CURRENT VS. TEMP JUNCTION TEMP. RISE VS. ...

Page 19

DISCUSSION OF PERFORMANCE THEORY OF OPERATION The following discussion refers to the schematic below. In operation, approximately 6.3 volts is applied to the noninverting input of the op amp. The voltage is amplified by the op amp to produce a ...

Page 20

FIGURE 3 FIGURE 4 MECHANICAL INCHES MILLIMETER DIM MIN MAX MIN MAX A .114 .136 2.90 3.45 B .098 .103 2.48 2.62 B1 .047 .056 1.19 1.42 C .103 .118 2.62 3.00 C1 .009 .020 0.22 0.51 C2 .054 .062 ...

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