TPS7H1101A-SP

ACTIVE

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

TPS7H1101A-SP

ACTIVE

Product details

Output options Adjustable Output, Fixed Output Iout (max) (A) 3 Vin (max) (V) 7 Vin (min) (V) 1.5 Vout (max) (V) 6.65 Vout (min) (V) 0.8 Fixed output options (V) 0 Noise (µVrms) 20 Iq (typ) (mA) 7 Thermal resistance θJA (°C/W) 75.4 Rating Space Load capacitance (min) (µF) 22 Regulated outputs (#) 1 Features Adjustable current limit, Current sense, Enable, Power good, Soft start Accuracy (%) 2 PSRR at 100 KHz (dB) 25 Dropout voltage (Vdo) (typ) (mV) 210 Operating temperature range (°C) -55 to 125 Radiation, SEL (MeV·cm2/mg) 85 Radiation, TID (typ) (krad) 100
Output options Adjustable Output, Fixed Output Iout (max) (A) 3 Vin (max) (V) 7 Vin (min) (V) 1.5 Vout (max) (V) 6.65 Vout (min) (V) 0.8 Fixed output options (V) 0 Noise (µVrms) 20 Iq (typ) (mA) 7 Thermal resistance θJA (°C/W) 75.4 Rating Space Load capacitance (min) (µF) 22 Regulated outputs (#) 1 Features Adjustable current limit, Current sense, Enable, Power good, Soft start Accuracy (%) 2 PSRR at 100 KHz (dB) 25 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 11 x 9.6 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.

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Technical documentation

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Type Title Date
* Data sheet TPS7H1101A-SP 1.5-V to 7-V Input, 3-A, Radiation-Hardened LDO Regulator datasheet (Rev. C) PDF | HTML 07 Apr 2021
* Radiation & reliability report TPS7H1101A-SP Neutron Displacement Damage (NDD) Characterization (Rev. A) PDF | HTML 19 Oct 2023
* Radiation & reliability report TPS7H1101A-SP Total Ionizing Dose (TID) Radiation Report 03 Nov 2022
* SMD TPS7H1101A-SP SMD 5962-13202 10 Aug 2020
* Radiation & reliability report TPS7H1101A-SP Total Ionizing Dose (TID) Radiation Report 20 Feb 2020
* Radiation & reliability report Single-Event Effects Test Report of the TPS7H1101A-SP LDO 15 Jul 2019
Technical article Maximizing performance with clean and low-noise power using space-grade LDOs PDF | HTML 05 Jan 2024
Application note Using Space Grade Power Components to Power AMD Kintex XQRKU060 FPGA PDF | HTML 08 Nov 2023
Application note Using Space Grade Power Components to Power Microchip RTAX-S/SL FPGA PDF | HTML 29 Sep 2023
Application note Using Space Grade Power Components to Power Microchip RT PolarFire FPGA PDF | HTML 20 Sep 2023
More literature TI Engineering Evaluation Units vs. MIL-PRF-38535 QML Class V Processing (Rev. A) 31 Aug 2023
Application note QML flow, its importance, and obtaining lot information (Rev. C) 30 Aug 2023
White paper Space Power Supply for the STAR-Tiger SpaceFibre Routing Switch PDF | HTML 27 Jul 2023
Application note Space Grade Power Solution for Microsemi RTG4 PDF | HTML 02 May 2023
Application note TI Space Rated Power Solution for Microsemi® RTG4™ FPGA (Rev. B) PDF | HTML 19 Jan 2023
Application note Heavy Ion Orbital Environment Single-Event Effects Estimations (Rev. A) PDF | HTML 17 Nov 2022
Application note Single-Event Effects Confidence Interval Calculations (Rev. A) PDF | HTML 19 Oct 2022
Selection guide TI Space Products (Rev. I) 03 Mar 2022
Technical article How to choose the right LDO for your satellite application PDF | HTML 09 Apr 2021
Test report Sync. Inverting Buck-Boost Conv. Ref. Design W/ Adjustable Neg. Output Voltage PDF | HTML 17 Mar 2021
Application note DLA Standard Microcircuit Drawings (SMD) and JAN Part Numbers Primer 21 Aug 2020
Application note Hermetic Package Reflow Profiles, Termination Finishes, and Lead Trim and Form PDF | HTML 18 May 2020
Application note Failure Containment in Spacecraft Point-of-Load Power Supplies 30 Apr 2020
Technical article 4 trends in space-grade power management PDF | HTML 12 Feb 2020
E-book Radiation Handbook for Electronics (Rev. A) 21 May 2019
Technical article When failure isn’t an option: power up your next satellite with integrated functio PDF | HTML 30 Apr 2019
User guide TSW12D1620EVM-CVAL User's Guide (Rev. A) 29 Jan 2019
Application note Use of an LDO as a Load Switch for Space Applications 01 Aug 2018
Application note Conditional Stability in Feedback Systems 21 Feb 2018

Design & development

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Simulation model

TPS7H1101 PSpice Transient Model (Rev. B)

SLVM901B.ZIP (695 KB) - PSpice Model
Simulation model

TPS7H1101-SP TINA-TI Reference Design

SLVMBT2.ZIP (469 KB) - TINA-TI Reference Design
Simulation model

TPS7H1101-SP TINA-TI Spice Model

SLVMBT1.ZIP (20 KB) - TINA-TI Spice Model
Simulation model

TPS7H1101A-SP PSpice Model

SLVMDL4.ZIP (69 KB) - PSpice Model
Simulation model

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

SLVMDA6D.ZIP (25 KB) - PSpice Model
Calculation tool

TPS7H1101A-CALC TPS7H1101A-SP design calculator

Supported products & hardware

Supported products & hardware

Products
Linear & low-dropout (LDO) regulators
TPS7H1101A-SP Radiation-hardened QMLV, 1.5-V to 7-V input, 3-A low-noise adjustable low-dropout (LDO) regulator
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Package Pins Download
CFP (HKR) 16 View options
DIESALE (KGD)

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