Home Power management Linear & low-dropout (LDO) regulators
Home
Power management
Linear & low-dropout (LDO) regulators

TPS7H1101A-SP

ACTIVE

Radiation-hardened, QML-V, 1.5V to 7V input, 3A low-noise adjustable low-dropout (LDO) regulator

Order now
Data sheet

TPS7H1101A-SP

ACTIVE
Data sheet Order now

Product details

Rating Space Vin (max) (V) 7 Vin (min) (V) 1.5 Iout (max) (A) 3 Output options Adjustable Output, Fixed Output Vout (max) (V) 6.65 Vout (min) (V) 0.8 Noise (µVrms) 20 PSRR at 100 KHz (dB) 25 Iq (typ) (mA) 7 Features Adjustable current limit, Current sense, Enable, Power good, Soft start Thermal resistance θJA (°C/W) 75.4 Load capacitance (min) (µF) 22 Regulated outputs (#) 1 Accuracy (%) 2 Dropout voltage (Vdo) (typ) (mV) 210 Operating temperature range (°C) -55 to 125 Radiation, SEL (MeV·cm2/mg) 85 Radiation, TID (typ) (krad) 100
Rating Space Vin (max) (V) 7 Vin (min) (V) 1.5 Iout (max) (A) 3 Output options Adjustable Output, Fixed Output Vout (max) (V) 6.65 Vout (min) (V) 0.8 Noise (µVrms) 20 PSRR at 100 KHz (dB) 25 Iq (typ) (mA) 7 Features Adjustable current limit, Current sense, Enable, Power good, Soft start Thermal resistance θJA (°C/W) 75.4 Load capacitance (min) (µF) 22 Regulated outputs (#) 1 Accuracy (%) 2 Dropout voltage (Vdo) (typ) (mV) 210 Operating temperature range (°C) -55 to 125 Radiation, SEL (MeV·cm2/mg) 85 Radiation, TID (typ) (krad) 100
CFP (HKR) 16 105.6 mm² (— mm × — mm) DIESALE (KGD) — See data sheet
  • 5962R13202 (1):
    • Radiation hardness assurance (RHA) qualified up to total ionizing dose (TID) 100 krad(Si)
    • ELDRS-free: 100 krad(Si)
    • Dose rate: 10 mrad(Si)/s
    • Single event latch-up (SEL) immune to LET = 85 MeV-cm2/mg
    • SEB and SEGR immune to LET = 85 MeV-cm2/mg
    • SET/SEFI onset threshold > 40 MeV-cm2/mg(2)
      • Specifically designed to always upset low to avoid damage to critical downstream component
    • SET/SEFI cross-section plot(2)
  • Ultra-low VIN range: 1.5 V to 7 V
  • 3-A maximum output current
  • Current share/parallel operation to provide up to 6-A output current
  • Stable with ceramic output capacitor
  • ±2% accuracy over line, load, and temperature
  • Programmable soft start through external capacitor
  • Input enable across all input voltages and power-good output for power sequencing
  • Ultra-low dropout LDO voltage: 62 mV at 1 A (25°C), VOUT = 1.8 V
  • Low noise: 20.33 µVRMS, VIN = 2 V, VOUT = 1.8 V at 3 A
  • PSRR: over 45 dB at 1 kHz
  • Excellent load/line transient response
  • Foldback current limit
  • See the Design and development tab
  • Thermally-enhanced CFP package, 0.4° C/W RθJC
  • 5962R13202 (1):
    • Radiation hardness assurance (RHA) qualified up to total ionizing dose (TID) 100 krad(Si)
    • ELDRS-free: 100 krad(Si)
    • Dose rate: 10 mrad(Si)/s
    • Single event latch-up (SEL) immune to LET = 85 MeV-cm2/mg
    • SEB and SEGR immune to LET = 85 MeV-cm2/mg
    • SET/SEFI onset threshold > 40 MeV-cm2/mg(2)
      • Specifically designed to always upset low to avoid damage to critical downstream component
    • SET/SEFI cross-section plot(2)
  • Ultra-low VIN range: 1.5 V to 7 V
  • 3-A maximum output current
  • Current share/parallel operation to provide up to 6-A output current
  • Stable with ceramic output capacitor
  • ±2% accuracy over line, load, and temperature
  • Programmable soft start through external capacitor
  • Input enable across all input voltages and power-good output for power sequencing
  • Ultra-low dropout LDO voltage: 62 mV at 1 A (25°C), VOUT = 1.8 V
  • Low noise: 20.33 µVRMS, VIN = 2 V, VOUT = 1.8 V at 3 A
  • PSRR: over 45 dB at 1 kHz
  • Excellent load/line transient response
  • Foldback current limit
  • See the Design and development tab
  • Thermally-enhanced CFP package, 0.4° C/W RθJC

The TPS7H1101A-SP is an improved version of the TPS7H1101-SP allowing the use of the enable feature across the entire input voltage range. It is a radiation-hardened LDO linear regulator that uses a PMOS pass element configuration. It operates over a wide range of input voltage, from 1.5 V to 7 V while offering excellent PSRR. The TPS7H1101A-SP features a precise and programmable foldback current limit implementation with a very-wide adjustment range. To support the complex power requirements of FPGAs, DSPs, or microcontrollers, the TPS7H1101A-SP provides enable on and off functionality, programmable soft start, current sharing capability, and a Power Good open-drain output.

The TPS7H1101A-SP is an improved version of the TPS7H1101-SP allowing the use of the enable feature across the entire input voltage range. It is a radiation-hardened LDO linear regulator that uses a PMOS pass element configuration. It operates over a wide range of input voltage, from 1.5 V to 7 V while offering excellent PSRR. The TPS7H1101A-SP features a precise and programmable foldback current limit implementation with a very-wide adjustment range. To support the complex power requirements of FPGAs, DSPs, or microcontrollers, the TPS7H1101A-SP provides enable on and off functionality, programmable soft start, current sharing capability, and a Power Good open-drain output.
filter Find other Linear & low-dropout (LDO) regulators
Download View video with transcript Video

Similar products you might be interested in

open-in-new Compare alternates
Similar functionality to the compared device.
TPS7H1121-SP ACTIVE Radiation-hardened, QML-V, 2.25V to 14V input, 2A low-dropout (LDO) regulator QMLV version with similar current capabilities in ceramic flat pack
TPS7H1111-SP ACTIVE Radiation-hardened, QML-P and QML-V, 1.5A ultra-low-noise high-PSRR low-dropout (LDO) regulator High-performance QMLV LDO regulator with lower input and output voltage, lower noise and higher power-supply rejection

Technical documentation

No results found. Please clear your search and try again.
View all 28
Top documentation Type Title Format options Date
* Data sheet TPS7H1101A-SP 1.5-V to 7-V Input, 3-A, Radiation-Hardened LDO Regulator datasheet (Rev. C) PDF | HTML Apr 7, 2021
* Radiation & reliability report TPS7H1101A-SP Neutron Displacement Damage (NDD) Characterization (Rev. A) PDF | HTML Oct 19, 2023
* Radiation & reliability report TPS7H1101A-SP Total Ionizing Dose (TID) Radiation Report Nov 3, 2022
* Radiation & reliability report Single-Event Effects Test Report of the TPS7H1101A-SP LDO Jul 15, 2019
* SMD TPS7H1101A-SP SMD 5962-13202 Aug 10, 2020
Selection guide TI Space Products (Rev. L) Mar 27, 2026
Application note Hermetic Package Reflow Profiles, Termination Finishes, and Lead Trim and Form (Rev. A) PDF | HTML Nov 5, 2025
Application brief DLA Approved Optimizations for QML Products (Rev. C) PDF | HTML Jun 17, 2025
Application note Heavy Ion Orbital Environment Single-Event Effects Estimations (Rev. B) PDF | HTML Jun 10, 2025
More literature TI Engineering Evaluation Units vs. MIL-PRF-38535 QML Class V Processing (Rev. B) Feb 20, 2025
Technical article Maximizing performance with clean and low-noise power using space-grade LDOs PDF | HTML Jan 5, 2024
Application note Using Space Grade Power Components to Power AMD Kintex XQRKU060 FPGA PDF | HTML Nov 8, 2023
Application note Using Space Grade Power Components to Power Microchip RTAX-S/SL FPGA PDF | HTML Sep 29, 2023
Application note Using Space Grade Power Components to Power Microchip RT PolarFire FPGA PDF | HTML Sep 20, 2023
Application note QML flow, its importance, and obtaining lot information (Rev. C) Aug 30, 2023
White paper Space Power Supply for the STAR-Tiger SpaceFibre Routing Switch PDF | HTML Jul 27, 2023
Application note Space Grade Power Solution for Microsemi RTG4 PDF | HTML May 2, 2023
Application note TI Space Rated Power Solution for Microsemi® RTG4™ FPGA (Rev. B) PDF | HTML Jan 19, 2023
Application note Single-Event Effects Confidence Interval Calculations (Rev. A) PDF | HTML Oct 19, 2022
Technical article How to choose the right LDO for your satellite application PDF | HTML Apr 9, 2021
Test report Sync. Inverting Buck-Boost Conv. Ref. Design W/ Adjustable Neg. Output Voltage PDF | HTML Mar 17, 2021
Application note DLA Standard Microcircuit Drawings (SMD) and JAN Part Numbers Primer Aug 21, 2020
Application note Failure Containment in Spacecraft Point-of-Load Power Supplies PDF | HTML Apr 30, 2020
Technical article 4 trends in space-grade power management PDF | HTML Feb 12, 2020
E-book Radiation Handbook for Electronics (Rev. A) May 21, 2019
Technical article When failure isn’t an option: power up your next satellite with integrated functio PDF | HTML Apr 30, 2019
Application note Use of an LDO as a Load Switch for Space Applications Aug 1, 2018
Application note Conditional Stability in Feedback Systems Feb 21, 2018

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

ADC12DJ3200EVMCVAL — ADC12DJ3200QML-SP evaluation module

The ADC12DJ3200 evaluation module (EVM) is designed to evaluate the ADC12DJ3200QML-SP high-speed analog-to-digital converters (ADCs). The EVM is populated with the ADC12DJ3200QML-SP, a space-grade 12-bit, dual-channel 4GSPS or single-channel 8GSPS ADC with JESD204B interface.
User guide: PDF
Supported products & hardware
In stock
Limit:
??asset.out-of-stock-ti_en_US??
Not available
Evaluation board

TPS7H1101SPEVM — TPS7H1101SPEVM Evaluation Module

The TPS7H1101-SP is a Ultra Low Dropout (LDO) linear regulator that uses a PMOS pass element configuration. The techniques employed allow for very low dropout. With an improved circuitry the TPS7H1101 operates under wide range of input voltage, from 1.5 V to 7 V which enables 6-V IN to 5-V OUT or (...)

User guide: PDF | HTML
Supported products & hardware
In stock
Limit:
??asset.out-of-stock-ti_en_US??
Not available
Evaluation board

TSW12D1620EVM-CVAL — ADC12D1620QML-SP evaluation module for 300-krad, 12-bit, dual 1.6-GSPS or single 3.2-GSPS ADC

The TSW12D1620EVM-CVAL is a 1.5-GHz wideband receiver evaluation module (EVM) that includes ceramic engineering models of the amplifier, analog-to-digital converter (ADC), clocking, temperature sensor, microcontroller, and power solution. The board is best suited for (...)

User guide: PDF
Supported products & hardware
In stock
Limit:
??asset.out-of-stock-ti_en_US??
Not available
Development kit

ALPHA-XILINX-KU060-SPACE — Alpha Data® board for Xilinx® Kintex® UltraScale™ XQRKU060 FPGA with TI power

This is a development kit for the Xilinx® XQRKU060 FPGA with industrial -1 speed grade. ADA-SDEV-KIT2 has a modular board design with a XRTC-compatible configuration module, two FMC connectors, DDR3 DRAM, system monitoring, and space-grade TI power management and temperature-sensing solutions.
From: Alpha Data Parallel Systems Ltd.
Supported products & hardware
Third-party accessory

STARD-3P-STAR-TIGER — STAR-Dundee STAR-Tiger power supply for SpaceFibre using TI radiation-hardened power and analog ICs

STAR-Tiger is a high-performance SpaceFibre routing switch, part of the European Union Hi-SIDE project, and winner of the Innovation in Space Award from the European Space Forum. The power supply board in the STAR-Tiger unit provides the primary power rails to the Xilinx KU060 FPGA being used to (...)

From: STAR-Dundee Ltd.
Supported products & hardware
Simulation model

TPS7H1101 PSpice Transient Model (Rev. B)

SLVM901B.ZIP (694 KB) - PSpice model
Supported products & hardware
Simulation model

TPS7H1101-SP TINA-TI Reference Design

SLVMBT2.ZIP (469 KB) - TINA-TI reference design
Supported products & hardware
Simulation model

TPS7H1101-SP TINA-TI Spice Model

SLVMBT1.ZIP (20 KB) - TINA-TI Spice model
Supported products & hardware
Simulation model

TPS7H1101A-SP PSpice Model

SLVMDL4.ZIP (69 KB) - PSpice model
Supported products & hardware
Simulation model

TPS7H1101A-SP Worst-Case Analysis (WCA) Model (Rev. D)

SLVMDA6D.ZIP (25 KB) - PSpice model
Supported products & hardware
Calculation tool

TPS7H1101A-CALC — TPS7H1101A-SP design calculator

TPS7H1101A design calculator assists with designing the functional aspects of the TPS7H1101A-SP LDO. Including feedback divider, current limit threshold, current limit mode, and current sense biasing.
Supported products & hardware
Reference design

TIDA-010191 — Space-grade multichannel JESD204B 15-GHz clocking reference design

Phased-array antennas and digital beamforming are key technologies that will boost the performance of future spaceborne radar imaging and broadband satellite communication systems. Digital beamforming, unlike analog beamforming, typically requires a set of data converters per antenna element. (...)
Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
CFP (HKR) 16 Ultra Librarian
DIESALE (KGD) — Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

Ordering & quality

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

Support & training

TI E2E™ forums with technical support from TI engineers

View all forum topics

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Video series

View all videos

Videos