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Analog Devices Inc. REF191ESZ
- Part No.:
- REF191ESZ
- Manufacturer:
- Analog Devices Inc.
- Package:
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet:
-
REF191ESZ.pdf
- Description:
- IC VREF SERIES 0.1% 8SOIC
- In Stock:
- 3030
- Quantity:
- Add To Cart
- For more detailed including pricing and shipping
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REF191ESZ Specifications
- Packaging:Tube
- Series:REF19
- ProductStatus:Active
- ReferenceType:Series
- OutputType:Fixed
- Voltage-Output(Min/Fixed):2.048V
- Voltage-Output(Max):-
- Current-Output:30 mA
- Tolerance:±0.1%
- TemperatureCoefficient:5ppm/°C
- Noise-01Hzto10Hz:20µVp-p
- Noise-10Hzto10kHz:-
- Voltage-Input:3V ~ 15V
- Current-Supply:45µA
- Current-Cathode:-
- OperatingTemperature:-40°C ~ 85°C (TA)
- MountingType:Surface Mount
REF191ESZ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including REF191ESZ price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for REF191ESZ to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.
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REF191ESZ information
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REF191ESZ Typical application Circuitry
The REF191ESZ is a micropower, low dropout voltage (LDO) reference chip, recognized for its precision, low power consumption, and stability.
Application Scenario: Battery Management System
- Compact Size: The REF191ESZ's small footprint makes it an ideal choice for battery management systems where space is a premium. Its performance is unaffected by its small size; it provides accurate voltage reference in a small box.
- Low Power Consumption: Essential for battery-operated devices, the REF191ESZ's micropower operation ensures minimal power drain from the battery, extending the operational life of the device it's integrated into.
- Stable Output Voltage: Stability is key in battery management systems to accurately monitor and manage battery health. The REF191ESZ provides a stable reference voltage, crucial for the precise measurement and management of battery levels.
Circuit Connection Details:
- Power Supply Connection: Connect the supply voltage to Pin 8 (V_IN) of the REF191ESZ. This pin is critical as it powers the chip. The supply voltage should be within the chip's specified range to ensure optimal performance.
- Ground Connection: The system's ground should be connected to Pin 4 (GND). This connection is crucial for establishing a common reference point for all components in the circuit.
- Output Voltage: Pin 6 (V_OUT) is where the reference voltage is accessed. This output should be connected to the input of the measurement or control circuit within the battery management system that requires a stable voltage reference.
- Bypass Capacitor on Input: To ensure stable operation, place a bypass capacitor (typically 1 µF) between Pin 8 (V_IN) and Pin 4 (GND). This capacitor filters out noise from the power supply, ensuring the REF191ESZ receives a clean and stable voltage.
- Output Capacitor for Stability: A capacitor (10 µF) between Pin 6 (V_OUT) and Pin 4 (GND) may be employed to enhance stability and reduce output noise, which is particularly important in sensitive battery management applications.
Design Considerations:
To optimize the REF191ESZ's performance and dependability while integrating it into a circuit, the following factors must be taken into account:
1. Quality of Power source: For best performance, the REF191ESZ needs a consistent and clean power source. Voltage fluctuations and noise can impact the reference voltage accuracy. A well-regulated supply with adequate filtering is essential.
2. Thermal Considerations: Despite its low power consumption, the REF191ESZ can be affected by thermal variations. It's important to consider the thermal environment of the chip to maintain its accuracy. Avoid placing it near heat-generating components.
3. Load Conditions: The output load connected to the REF191ESZ can influence its performance. To ensure accuracy and stability, make sure the load stays within the given maximum.
4. Environmental Factors: The operating environment, including temperature, humidity, and atmospheric pressure, can affect the REF191ESZ's performance. Designs should account for the anticipated environmental conditions.
5. Interference and Isolation: To prevent interference from affecting the REF191ESZ's performance, isolate it from high-frequency signals and components within the circuit that may generate significant noise or electromagnetic interference.
By addressing these considerations and correctly implementing the REF191ESZ, designers can leverage its features to enhance the performance of battery management systems, ensuring precise monitoring and management of battery health and efficiency. The REF191ESZ offers a balance of precision, power efficiency, and stability, making it a valuable component in any designer's toolkit.
REF191ESZ FAQ
1. How to order REF191ESZ on icwhale.com?
Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does icwhale.com guarantee that REF191ESZ is from the original manufacturer or authorized agents?
We have a professional and experienced quality control team to strictly verify and test the REF191ESZ. All suppliers must pass our qualification reviews before they can publish their products including REF191ESZ on icwhale.com; we pay more attention to the channels and quality of REF191ESZ products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the REF191ESZ price and inventory displayed accurate?
The price and inventory of REF191ESZ fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?
Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?
Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of REF191ESZ?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the REF191ESZ we delivered, we will accept the replacement or return of the REF191ESZ only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of REF191ESZ.
(3)The PartNo is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as REF191ESZ pin diagram, REF191ESZ datasheet?
If you need any after-sales service, please do not hesitate to contact us.
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