TPS7H3301-SP The Texas Instruments TPS7H3301-SP is a radiation-hardened 3A sink and source DDR termination regulator. It supports DDR, DDR2, DDR3, and DDR4 termination applications.
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TPS7H3301-SP

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Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS7H3301-SP is a radiation-hardened 3A sink and source DDR termination regulator. It supports DDR, DDR2, DDR3, and DDR4 termination applications.
✓ Total Stock: 126 pcs

TPS7H3301-SP Available from 1 distributor

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126 pcs
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TPS7H3301-SP Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Military Grade
SVHC Present

TPS7H3301-SP Description

Short technical summary and product information.

The TPS7H3301-SP from Texas Instruments is a radiation-hardened, 3A sink and source DDR termination regulator designed for space applications. It features a built-in VTTREF buffer and supports DDR, DDR2, DDR3, DDR3L, and DDR4 termination. The regulator operates from a 2.5-V or 3.3-V rail, with an option for a separate low-voltage input down to 0.9 V for improved efficiency.

 

Key electrical specifications include an output voltage range of 0.5 V to 1.75 V for VTT, and a typical quiescent current of 18 mA. The device offers ±10 mA sink and source current for the VTTREF buffer. It is qualified to 100 krad(Si) total ionizing dose and is immune to SEL, SEGR, and SEB up to LET = 70 MeV-cm²/mg.

 

The TPS7H3301-SP is available in a 16-pin CFP package. It includes an enable input and a power-good output for power supply sequencing. The operating temperature range is -55°C to 125°C, making it suitable for demanding environments.

 

This regulator is ideal for command and data handling (C&DH), optical imaging payloads, and radar imaging payloads in space-constrained systems requiring stable DDR termination.

TPS7H3301-SP Quick Information

Product Type: DDR Termination Regulator
Canonical Name: TPS7H3301-SP Sink and Source Radiation-Hardened 3-A DDR Termination Regulator
Subcategory: DDR Termination Regulator

TPS7H3301-SP Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TPS7H3301-SP Features

  • Radiation-hardened 3A sink/source regulator
  • Supports DDR, DDR2, DDR3, DDR4 termination
  • Output voltage range 0.5V to 1.75V
  • Qualified to 100 krad(Si) TID
  • Wide operating temperature range -55°C to 125°C

TPS7H3301-SP Applications

  • Space command and data handling
  • Optical imaging payload systems
  • Radar imaging payload systems
  • Single board computers in space
  • Solid state recorders for space

TPS7H3301-SP FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range?

The device supports 2.5V and 3.3V main rails, a separate VLDOIN input down to 0.9V, and a Vin bias range of 2.375V to 3.5V.

What is the output voltage range?

The VTT output voltage range is 0.5V to 1.75V.

What is the operating temperature range?

The operating temperature range is -55°C to 125°C.

What is the package type?

The device is available in a CFP (HKR) surface-mount package.

What is the sink/source current capability?

The VTT output provides 3A sink/source current, and the VTTREF output provides ±10mA sink/source current.

What is the radiation tolerance?

Total ionizing dose of 100 krad(Si). Immune to single-event latch-up at LET = 70 MeV-cm²/mg.

What is the VTTREF accuracy?

VTTREF accuracy is 49% to 51% of VDDQSNS.

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