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TPS7H1121-SEP

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耐辐射、2.25V 至 14V 输入、2A 低压降 (LDO) 稳压器

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TPS7H1121-SEP

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产品详情

Rating Space Vin (max) (V) 14 Vin (min) (V) 2.25 Iout (max) (A) 2 Output options Adjustable Output Vout (max) (V) 13.2 Vout (min) (V) 0.6 Noise (µVrms) 4 PSRR at 100 KHz (dB) 45 Iq (typ) (mA) 10 Thermal resistance θJA (°C/W) 30.5 Load capacitance (min) (µF) 6.8 Regulated outputs (#) 1 Features Adjustable current limit, Enable, Power good, Soft start Accuracy (%) 1.5 Dropout voltage (Vdo) (typ) (mV) 400 Operating temperature range (°C) -55 to 125 Radiation, SEL (MeV·cm2/mg) 43 Radiation, TID (typ) (krad) 50
Rating Space Vin (max) (V) 14 Vin (min) (V) 2.25 Iout (max) (A) 2 Output options Adjustable Output Vout (max) (V) 13.2 Vout (min) (V) 0.6 Noise (µVrms) 4 PSRR at 100 KHz (dB) 45 Iq (typ) (mA) 10 Thermal resistance θJA (°C/W) 30.5 Load capacitance (min) (µF) 6.8 Regulated outputs (#) 1 Features Adjustable current limit, Enable, Power good, Soft start Accuracy (%) 1.5 Dropout voltage (Vdo) (typ) (mV) 400 Operating temperature range (°C) -55 to 125 Radiation, SEL (MeV·cm2/mg) 43 Radiation, TID (typ) (krad) 50
HTSSOP (PWP) 24 49.92 mm² 7.8 x 6.4
  • Total Ionizing Dose radiation characterized:

    • Radiation hardness assurance (RHA) availability of 100krad(Si) or 50krad(Si)

  • Single-Event Effects (SEE) Characterized
    • Single-event latch-up (SEL), single-event burnout (SEB), and single-event gate rupture (SEGR) immune to linear energy transfer (LET) = 75MeV-cm2/mg
    • Single-event functional interrupt (SEFI) characterized to LET = 75MeV-cm2/mg
    • Single-event transient (SET) characterized to LET = 75MeV-cm2/mg
  • Wide VIN range: 2.25V to 14V
  • 2A maximum output current
  • ±1.5% accuracy VIN > 3V over load, and temperature
  • ±1.8% accuracy VIN < 3V over load, and temperature
  • Soft start (SS) control through an external capacitor
  • Open-drain power good (PG) output for power sequencing
  • Programmable current limit through an external resistor (CL)
  • Optional external control loop compensation utilizing the STAB pin
  • Excellent load and line transient response
  • Plastic packages out gas tested per ASTM E595
  • Military (–55°C to 125°C) temperature range
  • Total Ionizing Dose radiation characterized:

    • Radiation hardness assurance (RHA) availability of 100krad(Si) or 50krad(Si)

  • Single-Event Effects (SEE) Characterized
    • Single-event latch-up (SEL), single-event burnout (SEB), and single-event gate rupture (SEGR) immune to linear energy transfer (LET) = 75MeV-cm2/mg
    • Single-event functional interrupt (SEFI) characterized to LET = 75MeV-cm2/mg
    • Single-event transient (SET) characterized to LET = 75MeV-cm2/mg
  • Wide VIN range: 2.25V to 14V
  • 2A maximum output current
  • ±1.5% accuracy VIN > 3V over load, and temperature
  • ±1.8% accuracy VIN < 3V over load, and temperature
  • Soft start (SS) control through an external capacitor
  • Open-drain power good (PG) output for power sequencing
  • Programmable current limit through an external resistor (CL)
  • Optional external control loop compensation utilizing the STAB pin
  • Excellent load and line transient response
  • Plastic packages out gas tested per ASTM E595
  • Military (–55°C to 125°C) temperature range

The TPS7H1121 is a radiation-hardened, low dropout linear regulator (LDO) which operates over a wide input voltage range and is optimized for powering devices in a space environment. The device is capable of sourcing up to 2A over a 2.25V to 14V input.

The device offers excellent stability and features a programmable current limit with a wide adjustment range. To support the complex power requirements of FPGAs, DSPs, and microcontrollers, the TPS7H1121 provides enable on and off functionality, programmable soft start, and a power good open-drain output.

The TPS7H1121 is a radiation-hardened, low dropout linear regulator (LDO) which operates over a wide input voltage range and is optimized for powering devices in a space environment. The device is capable of sourcing up to 2A over a 2.25V to 14V input.

The device offers excellent stability and features a programmable current limit with a wide adjustment range. To support the complex power requirements of FPGAs, DSPs, and microcontrollers, the TPS7H1121 provides enable on and off functionality, programmable soft start, and a power good open-drain output.
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类型 标题 下载最新的英语版本 日期
* 数据表 TPS7H1121-SP 2.25V to 14V Input, 2A, Radiation Hardened Low Dropout (LDO) Linear Regulator 数据表 (Rev. B) 2025年 6月 26日
* 辐射与可靠性报告 TPS7H1121-SP Total Ionizing Dose (TID) Radiation Report PDF | HTML 2024年 9月 19日
EVM 用户指南 TPS7H1121-SEP Evaluation Module User's Guide PDF | HTML 2025年 6月 24日
证书 TPS7H1121EVM EU Declaration of Conformity (DoC) 2025年 6月 12日

设计和开发

如需其他信息或资源，请点击以下任一标题进入详情页面查看（如有）。

评估板

TPS7H1121EVM — TPS7H1121-SEP 和 QMLP 2.25V 至 14V 输入、2A 低压降 (LDO) 稳压器评估模块

TPS7H1121EVM 演示了单个 TPS7H1121-SEP LDO 稳压器（塑料封装）的运行。该板提供可用于组装额外元件的空间，以便对定制配置进行测试；它还提供了测试点和 SMA 连接器，以便轻松进行性能验证。

用户指南: PDF | HTML
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仿真模型

TPS7H1121-SP PSpice Model

SLVME97.ZIP (36 KB) - PSpice Model
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HTSSOP (PWP) 24 Ultra Librarian
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订购和质量

包含信息：
  • RoHS
  • REACH
  • 器件标识
  • 引脚镀层/焊球材料
  • MSL 等级/回流焊峰值温度
  • MTBF/时基故障估算
  • 材料成分
  • 鉴定摘要
  • 持续可靠性监测
包含信息：
  • 制造厂地点
  • 封装厂地点

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