TLA432

現行

具有 RKA 接腳配置的所有電容器穩定精密可編程參考

產品詳細資料

VO (V) 2.495 Initial accuracy (max) (%) 0.5, 1, 2 VO adj (min) (V) 2.495 VO adj (max) (V) 36 Iz for regulation (min) (µA) 200 Reference voltage (V) Adjustable, adjustable Rating Catalog Temp coeff (max) (ppm/°C) 48 Operating temperature range (°C) -40 to 125 Iout/Iz (max) (mA) 100
VO (V) 2.495 Initial accuracy (max) (%) 0.5, 1, 2 VO adj (min) (V) 2.495 VO adj (max) (V) 36 Iz for regulation (min) (µA) 200 Reference voltage (V) Adjustable, adjustable Rating Catalog Temp coeff (max) (ppm/°C) 48 Operating temperature range (°C) -40 to 125 Iout/Iz (max) (mA) 100
SOT-23 (DBZ) 3 6.9204 mm² 2.92 x 2.37
  • No output capacitor required
  • Stable with all capacitive loads
  • Reference voltage tolerance at 25°C
    • 1% (A grade)
  • Adjustable output voltage: Vref to 36V
  • Operation from −40°C to 125°C
  • Typical temperature drift (TLA43xA)
    • 8mV (I temp)
    • 11mV (Q temp)
  • Low Output Noise
  • 0.2Ω Typical output impedance
  • Sink-current capability: 0.2mA to 100mA
  • Pin-compatible with industry-standard TL431 and TL432
  • No output capacitor required
  • Stable with all capacitive loads
  • Reference voltage tolerance at 25°C
    • 1% (A grade)
  • Adjustable output voltage: Vref to 36V
  • Operation from −40°C to 125°C
  • Typical temperature drift (TLA43xA)
    • 8mV (I temp)
    • 11mV (Q temp)
  • Low Output Noise
  • 0.2Ω Typical output impedance
  • Sink-current capability: 0.2mA to 100mA
  • Pin-compatible with industry-standard TL431 and TL432

The TLA431 and TLA432 devices are three-terminal adjustable shunt regulators that are stable with all capacitor loads. The devices are pin compatible with the industry standard TL431 and TL432 but with improved stability to support all capacitor loads. The output cathode voltage can be set to any value between Vref (2.495V) and 36V, with two external resistors. These devices have a typical output impedance of 0.2Ω. Active output circuitry provides a very sharp turn-on characteristic, making these devices excellent replacements for Zener diodes in many applications, such as onboard regulation, adjustable power supplies, and switching power supplies. The TLA431 also functions as a comparator for undervoltage monitoring. The internal amplifier and reference of the TLA431 is used an error amplifier in isolated optocoupler flyback power supplies. The TLA432 device has exactly the same functionality and electrical specifications as the TLA431 device.

The TLA431 and TLA432 devices are specified in two temperature grades, I and Q. In addition, the devices offer good stability reference voltage over the entire temperature range.

The TLA431 and TLA432 devices are three-terminal adjustable shunt regulators that are stable with all capacitor loads. The devices are pin compatible with the industry standard TL431 and TL432 but with improved stability to support all capacitor loads. The output cathode voltage can be set to any value between Vref (2.495V) and 36V, with two external resistors. These devices have a typical output impedance of 0.2Ω. Active output circuitry provides a very sharp turn-on characteristic, making these devices excellent replacements for Zener diodes in many applications, such as onboard regulation, adjustable power supplies, and switching power supplies. The TLA431 also functions as a comparator for undervoltage monitoring. The internal amplifier and reference of the TLA431 is used an error amplifier in isolated optocoupler flyback power supplies. The TLA432 device has exactly the same functionality and electrical specifications as the TLA431 device.

The TLA431 and TLA432 devices are specified in two temperature grades, I and Q. In addition, the devices offer good stability reference voltage over the entire temperature range.

下載 觀看有字幕稿的影片 影片

技術文件

star =TI 所選的此產品重要文件
找不到結果。請清除您的搜尋條件,然後再試一次。
檢視所有 1
類型 標題 日期
* Data sheet TLA431, TLA432 All-Capacitor Stable Precision Programmable Reference datasheet (Rev. A) PDF | HTML 2024年 10月 29日

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

ATL431EVM-001 — ATL431 可調整分流穩壓器評估模組

The ATL431EVM-001 evaluation module (EVM) features the functionality and adjustability of the ATL431 by letting you program the cathode voltage with various resistor values. You can also set the cathode current using the various resistors in series with the supply. (...)

使用指南: PDF
TI.com 無法提供
計算工具

SHUNT-REFERENCE-CALC Shunt Reference Selector and Design Calculator

This tool guides the user through the design process for the TLx431 and LM40x0 family of shunt voltage references. This calculator will recommend resistance and capacitance values to optimally meet the user's desired specifications.
支援產品和硬體

支援產品和硬體

產品
分流電壓參考
ATL431 2.5-V 低 IQ 可調整精密分流穩壓器 ATL431LI 以超小型 DQN 封裝提供的低 IQ 可編程分流穩壓器 ATL431LI-Q1 車用高頻寬、低 IQ 可編程分流穩壓器 (針腳配置:KRA) ATL432 2.5V 精密可編程分流穩壓器 ATL432LI 高頻寬、低 IQ 可編程分流穩壓器 (針腳配置:RKA) ATL432LI-Q1 車用高頻寬、低 IQ 可編程分流穩壓器 (針腳配置:RKA) LM4030 超高精確分流電壓參考 LM4040 固定電壓、45-µA 精密微功率分流電壓參考 LM4040-N 100-ppm/°C 精密微功率分流電壓參考 LM4040-N-Q1 車用 100-ppm/°C 精密微功率分流電壓參考 LM4040C25-EP 強化型產品 2.5V 精密微功耗分流電壓參考,0.5% 精確度 LM4041-N 固定式與可調式 45-µA 精密微功率分流電壓參考 LM4041-N-Q1 車用精密微功率分流電壓參考 LM4041A12 1.2-V 精密微功率分流電壓參考,0.1% 準確度 LM4041B 可調式精密微功耗分流電壓參考,0.2% 精確度 LM4041B12 1.2-V 精密微功率分流電壓參考,0.2% 準確度 LM4041C 可調式精密微功耗分流電壓參考,0.5% 精確度 LM4041C12 1.2-V 精密微功率分流電壓參考,0.5% 準確度 LM4041D 可調式精密微功耗分流電壓參考,1% 精確度 LM4041D12 1.2-V 精密微功率分流電壓參考,1% 準確度 LM4050-N 50-ppm/°C 精密微功率分流電壓參考 LM4050-N-Q1 車用 50-ppm/°C 精密微功率分流電壓參考 LM4050QML-SP 抗輻射 QMLV、2.5-V 或 5-V 分流電壓參考 LM4051-N 固定式與可調式精密微功率分流電壓參考 LMV431 1.5% 低電壓 (1.24-V) 可調式精密分流穩壓器 LMV431A 1% 低電壓 (1.24-V) 可調式精密分流穩壓器 LMV431B 0.5% 低電壓 (1.24-V) 可調節式精密分流穩壓器 TL431 可調整精密度分流穩壓器 TL431-Q1 車用可調式精密分流穩壓器 (針腳配置:KRA) TL431C 2% 可調式精準分流穩壓器 TL431LI 具有最佳化參考電流的可調整精密分流穩壓器 (針腳配置:KRA) TL431LI-Q1 具有最佳化參考電流的車用可調整精密分流穩壓器 TL432 可調精密度分流穩壓器 (反向針腳配置) TL432-Q1 車用可調式精密分流穩壓器 (針腳配置:RKA) TL432LI 具有最佳化參考電流的可調整精密分流穩壓器 (針腳配置:RKA) TL432LI-Q1 具有最佳化參考電流的車用可調整精密分流穩壓器 TLA431 具有 KRA 接腳配置的所有電容器穩定精密可編程參考 TLA432 具有 RKA 接腳配置的所有電容器穩定精密可編程參考 TLV431 1.5% 準確度、低電壓、可調整精密度分流穩壓器 TLV431A 1% 準確度、低電壓、可調整精密度分流穩壓器 TLV431A-Q1 車用低店家可調式精密分流聯穩壓器 TLV431B 0.5% 準確度、低電壓、可調整精密度分流穩壓器 TLV431B-Q1 車用、低電壓可調式精密分流穩壓器 TLVH431 1.5% 低電壓寬操作電流可調整精密度分流穩壓器 TLVH431A 1% 低電壓寬操作電流可調整精密度分流穩壓器 TLVH431A-Q1 車用、低電壓可調式精密分流穩壓器 TLVH431B 0.5% 低電壓寬操作電流可調整精密度分流穩壓器 TLVH431B-EP 強化型塑膠 0.5% 低電壓寬運作電流可調整精密度分流穩壓器 TLVH431B-Q1 車用低電壓可調式精密分流聯穩壓器 (反向接腳配置) TLVH432 1.5% 低電壓寬操作電流可調整精密度分流穩壓器 (反向針腳配置) TLVH432A 1% 低電壓寬操作電流可調整精密度分流穩壓器 (反向針腳配置) TLVH432B 0.5% 低電壓寬操作電流可調式精密分流穩壓器 (反向接腳配置)
一般用途運算放大器
TLV4313 四路、5.5-V、1-MHz、低靜態電流 (65-μA)、RRIO 運算放大器 TLV4314 四路、5.5-V、3-MHz、RRIO 運算放大器 TLV4314-Q1 車規、四路、5.5-V、3-MHz、RRIO 運算放大器 TLV4316 四路、5.5-V、10-MHz、RRIO 運算放大器 TLV4316-Q1 車規、四路、5.5-V、10-MHz、RRIO 運算放大器 TLV4379 四路、5.5-V、90-kHz、低靜態電流 (4-μA)、RRIO 運算放大器
精密度運算放大器 (Vos<1mV)
TLV4333 適用於成本導向系統的四路、350-kHz、低雜訊、RRIO、CMOS 運算放大器 TLV4376 四路、5.5-MHz、100 µV 偏移、8-nV/√Hz 雜訊、815-µA 功率、精密運算放大器 TLV4387 四路、超高精確度 (10 μV) 零漂移 (0.01 μV/°C)、低輸入偏壓電流運算放大器
模擬工具

PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
封裝 針腳 CAD 符號、佔位空間與 3D 模型
SOT-23 (DBZ) 3 Ultra Librarian

訂購與品質

內含資訊:
  • RoHS
  • REACH
  • 產品標記
  • 鉛塗層/球物料
  • MSL 等級/回焊峰值
  • MTBF/FIT 估算值
  • 材料內容
  • 認證摘要
  • 進行中持續性的可靠性監測
內含資訊:
  • 晶圓廠位置
  • 組裝地點

支援與培訓

內含 TI 工程師技術支援的 TI E2E™ 論壇

內容係由 TI 和社群貢獻者依「現狀」提供,且不構成 TI 規範。檢視使用條款

若有關於品質、封裝或訂購 TI 產品的問題,請參閱 TI 支援。​​​​​​​​​​​​​​

影片