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參數資料
| 型號： | ADR431A |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Ultralow Noise XFET Voltage References with Current Sink and Source Capability |
| 中文描述： | 超低噪聲XFET電壓基準與電流吸入和源能力 |
| 文件頁數： | 1/24頁 |
| 文件大小： | 868K |
| 代理商： | ADR431A |
Ultralow Noise XFET
Voltage References
with Current Sink and Source Capability
ADR430/ADR431/ADR433/ADR434/ADR435/ADR439
FEATURES
Low noise (0.1 Hz to 10 Hz): 3.5 μV p-p @ 2.5 V output
No external capacitor required
Low temperature coefficient
A Grade: 10 ppm/°C max
B Grade: 3 ppm/°C max
Load regulation: 15 ppm/mA
Line regulation: 20 ppm/V
Wide operating range
ADR430: 4.1 V to 18 V
ADR431: 4.5 V to 18 V
ADR433: 5.0 V to 18 V
ADR434: 6.1 V to 18 V
ADR435: 7.0 V to 18 V
ADR439: 6.5 V to 18 V
High output current: +30 mA/
20 mA
Wide temperature range:
40°C to +125°C
APPLICATIONS
Precision data acquisition systems
High resolution data converters
Medical instruments
Industrial process control systems
Optical control circuits
Precision instruments
GENERAL DESCRIPTION
Rev. B
Information furnished by Analog Devices is believed to be accurate and reliable.
However, no responsibility is assumed by Analog Devices for its use, nor for any
infringements of patents or other rights of third parties that may result from its use.
Specifications subject to change without notice. No license is granted by implication
or otherwise under any patent or patent rights of Analog Devices. Trademarks and
registered trademarks are the property of their respective owners.
Tel: 781.329.4700Fax: 781.326.8703
www.analog.comPIN CONFIGURATIONS
NC = NO CONNECT
ADR43x
TOP VIEW
(Not to Scale)
TP
1
V
IN
NC
2
3
GND
4
TP
NC
V
OUT
TRIM
8
7
6
5
0
Figure 1. 8-Lead MSOP
(RM Suffix)
NC = NO CONNECT
ADR43x
TOP VIEW
(Not to Scale)
TP
1
V
IN
NC
2
3
GND
4
TP
NC
V
OUT
TRIM
8
7
6
5
0
Figure 2. 8-Lead SOIC
(R Suffix)
The ADR43x series is a family of XFET voltage references
featuring low noise, high accuracy, and low temperature drift
performance. Using ADI’s patented temperature drift curvature
correction and XFET (eXtra implanted junction FET) technology,
the ADR43x’s voltage change versus temperature nonlinearity is
minimized.
The XFET references operate at lower current (800 μA) and
supply headroom (2 V) than buried-Zener references. Buried-
Zener references require more than 5 V headroom for operations.
The ADR43x XFET references are the only low noise solutions
for 5 V systems.
The ADR43x series has the capability to source up to 30 mA
and sink up to 20 mA of output current. It also comes with a
TRIM terminal to adjust the output voltage over a 0.5% range
without compromising performance. The ADR43x is available
in the 8-lead mini SOIC and 8-lead SOIC packages.
All versions are specified over the extended industrial tempera-
ture range (40°C to +125°C).
Table 1. Selection Guide
Accuracy
(mV)
ADR430B
2.048
±1
ADR430A
2.048
±3
ADR431B
2.500
±1
ADR431A
2.500
±3
ADR433B
3.000
±1.4
ADR433A
3.000
±4
ADR434B
4.096
±1.5
ADR434A
4.096
±5
ADR435B
5.000
±2
ADR435A
5.000
±6
ADR439B
4.500
±2
ADR439A
4.500
±5.4
Model
V
OUT
(V)
Temperature Coefficient
(ppm/°C)
3
10
3
10
3
10
3
10
3
10
3
10
相關PDF資料 |
PDF描述 |
|---|---|
| ADR431AR | Ultralow Noise XFET Voltage References with Current Sink and Source Capability |
| ADR431AR-REEL7 | Ultralow Noise XFET Voltage References with Current Sink and Source Capability |
| ADR431ARM | Ultralow Noise XFET Voltage References with Current Sink and Source Capability |
| ADR431ARM-REEL7 | Ultralow Noise XFET Voltage References with Current Sink and Source Capability |
| ADR431B | Ultralow Noise XFET Voltage References with Current Sink and Source Capability |
相關代理商/技術參數 |
參數描述 |
|---|---|
| ADR431AR | 制造商:Analog Devices 功能描述:V-Ref Precision 2.5V 30mA 8-Pin SOIC N Tube 制造商:Rochester Electronics LLC 功能描述:2.5 V REFERENCE - Bulk 制造商:Analog Devices 功能描述:IC VOLT REF |
| ADR431ARM | 制造商:Analog Devices 功能描述:V-Ref Precision 2.5V 30mA 8-Pin MSOP Tube |
| ADR431ARM-REEL7 | 制造商:Analog Devices 功能描述:V-Ref Precision 2.5V 30mA 8-Pin MSOP T/R |
| ADR431ARMZ | 功能描述:IC VREF SERIES PREC 2.5V 8-MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電壓基準 系列:XFET® 標準包裝:3,000 系列:- 基準類型:旁路，精度 輸出電壓:3V 容差:±0.5% 溫度系數:100ppm/°C 輸入電壓:- 通道數:1 電流 - 陰極:82µA 電流 - 靜態:- 電流 - 輸出:15mA 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-TSSOP（5 引線），SC-88A，SOT-353 供應商設備封裝:SC-70-5 包裝:帶卷 (TR) 其它名稱:296-20888-2 |
| ADR431ARMZ | 制造商:Analog Devices 功能描述:IC SERIES V-REF 2.5V 3mV MSOP-8 |
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