TLVH432A 低电压可调节精密并联稳压器

TLVH432A 描述

The TLVH431 and TLVH432 are low-voltage 3-terminal adjustable voltage references, with specified thermal stability over applicable industrial and commercial temperature ranges. Output voltage can be set to any value between VREF (1.24 V) and 18 V with two external resistors (see Figure 2). These devices operate from a lower voltage (1.24 V) than the widely used TL431 and TL1431 shunt-regulator references.

When used with an optocoupler, the TLVH431 and TLVH432 are ideal voltage references in isolated feedback circuits for 3-V to 3.3-V switching-mode power supplies. They have a typical output impedance of 0.25 Ω. Active output circuitry provides a very sharp turn-on characteristic, making the TLVH431 and TLVH432 excellent replacements for low-voltage Zener diodes in many applications, including on-board regulation and adjustable power supplies.

TLVH432 TLVH432A TLVH432B
VO Adj(Min)(V) 1.24   1.24   1.24  
VO Adj(Max)(V) 18   18   18  
Initial Accuracy @ 25/deg C(%) 1.5   1   0.5  
Min Iz for Regulation(uA) 80   80   80  
Iout/Iz(Max)(mA) 80   80   80  
Pin/Package 3SOT-23, 3SOT-89   3SOT-89, 3SOT-23   3SOT-23, 3SOT-89  
Approx. Price (US$) 0.27 | 1ku   0.31 | 1ku   0.41 | 1ku  
Operating Temperature Range(°C) -40 to 125,-40 to 85,0 to 70   -40 to 125,-40 to 85,0 to 70   -40 to 125,-40 to 85,0 to 70  
Rating Catalog   Catalog   Catalog 
TLVH432A 特性
TLVH432A 芯片订购指南
器件 状态 温度 (oC) 价格(美元) 封装 | 引脚 封装数量 | 封装载体 丝印标记
TLVH432ACDBZR ACTIVE 0 to 70 0.30 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R (Y2AS, Y2AU)
TLVH432ACDBZRG4 ACTIVE 0 to 70 0.30 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R (Y2AS, Y2AU)
TLVH432ACDBZT ACTIVE 0 to 70 0.60 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R (Y2AS, Y2AU)
TLVH432ACDBZTG4 ACTIVE 0 to 70 0.60 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R (Y2AS, Y2AU)
TLVH432ACPK ACTIVE 0 to 70 0.27 | 1ku SOT-89 (PK) | 3 1000 | LARGE T&R VG
TLVH432ACPKG3 ACTIVE 0 to 70 0.27 | 1ku SOT-89 (PK) | 3 1000 | LARGE T&R VG
TLVH432AIDBZR ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R (Y2AS, Y2AU)
TLVH432AIDBZRG4 ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R (Y2AS, Y2AU)
TLVH432AIDBZT ACTIVE -40 to 85 0.60 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R (Y2AS, Y2AU)
TLVH432AIDBZTG4 ACTIVE -40 to 85 0.60 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R (Y2AS, Y2AU)
TLVH432AIPK ACTIVE -40 to 85 0.27 | 1ku SOT-89 (PK) | 3 1000 | LARGE T&R VG
TLVH432AIPKG3 ACTIVE -40 to 85 0.27 | 1ku SOT-89 (PK) | 3 1000 | LARGE T&R VG
TLVH432AQDBZR ACTIVE -40 to 125 0.30 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R (Y2AS, Y2AU)
TLVH432AQDBZRG4 ACTIVE -40 to 125 0.30 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R (Y2AS, Y2AU)
TLVH432AQDBZT ACTIVE -40 to 125 0.60 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R (Y2AS, Y2AU)
TLVH432AQDBZTG4 ACTIVE -40 to 125 0.60 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R (Y2AS, Y2AU)
TLVH432AQPK ACTIVE -40 to 125 0.27 | 1ku SOT-89 (PK) | 3 1000 | LARGE T&R VG
TLVH432AQPKG3 ACTIVE -40 to 125 0.27 | 1ku SOT-89 (PK) | 3 1000 | LARGE T&R VG
TLVH432A 质量与无铅数据
器件 环保计划* 铅/焊球涂层 MSL 等级/回流焊峰 环保信息与无铅 (Pb-free) DPPM / MTBF / FIT 率
TLVH432ACDBZR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   TLVH432ACDBZR
TLVH432ACDBZRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM TLVH432ACDBZRG4 TLVH432ACDBZRG4
TLVH432ACDBZT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   TLVH432ACDBZT
TLVH432ACDBZTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM TLVH432ACDBZTG4 TLVH432ACDBZTG4
TLVH432ACPK Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   TLVH432ACPK
TLVH432ACPKG3 Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   TLVH432ACPKG3
TLVH432AIDBZR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   TLVH432AIDBZR
TLVH432AIDBZRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM TLVH432AIDBZRG4 TLVH432AIDBZRG4
TLVH432AIDBZT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   TLVH432AIDBZT
TLVH432AIDBZTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM TLVH432AIDBZTG4 TLVH432AIDBZTG4
TLVH432AIPK Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   TLVH432AIPK
TLVH432AIPKG3 Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   TLVH432AIPKG3
TLVH432AQDBZR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   TLVH432AQDBZR
TLVH432AQDBZRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM TLVH432AQDBZRG4 TLVH432AQDBZRG4
TLVH432AQDBZT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   TLVH432AQDBZT
TLVH432AQDBZTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM TLVH432AQDBZTG4 TLVH432AQDBZTG4
TLVH432AQPK Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   TLVH432AQPK
TLVH432AQPKG3 Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   TLVH432AQPKG3
TLVH432A 应用技术支持与电子电路设计开发资源下载
  1. TLVH432A 数据资料 dataSheet 下载.PDF
  2. TI 德州仪器并联电压基准产品选型与价格参考 . xls
  3. 模数规格和性能特性术语表 (Rev. A) (PDF 1993 KB)
  4. 所选封装材料的热学和电学性质 (PDF 645 KB)
  5. 高速数据转换 (PDF 1967 KB)
  6. Shelf-Life Evaluation of Lead-Free Component Finishes (PDF 1305 KB)
  7. Analog-to-Digital Converter Grounding Practices Affect System Performance (PDF 56 KB)
  8. Principles of Data Acquisition and Conversion (PDF 50 KB)
  9. Interleaving Analog-to-Digital Converters (PDF 64 KB)
  10. What Designers Should Know About Data Converter Drift (PDF 95 KB)
  11. Giving Delta-Sigma Converters a Gain Boost with a Front End Analog Gain Stage (PDF 70 KB)
  12. Programming Tricks for Higher Conversion Speeds Utilizing Delta Sigma Converters (PDF 105 KB)
TLVH432A 工具与软件
名称 型号 公司 工具/软件类型
针对 Code Composer Studio 的 DCPFREETOOL 软件插件 DCPFREETOOL Texas Instruments 实用程序/插件
MDACBufferPro Design Utility for Multiplying Digital to Analog Converter Design MDACBUFFERPRO Texas Instruments  应用软件