SLVSH48A May 2024 – September 2024 TPS7H1121-SP
PRODMIX
- 1
- 1 Features
- 2 Applications
- 3 Description
- 4 Device Options
- 5 Pin Configuration and Functions
- 6 Specifications
- 7 Parameter Measurement Information
-
8 Detailed Description
- 8.1 Overview
- 8.2 Functional Block Diagram
- 8.3 Feature Description
- 8.4 Device Functional Modes
-
9 Application and Implementation
- 9.1 Application Information
- 9.2
Typical Application
- 9.2.1 Design Requirements
- 9.2.2
Detailed Design Procedure
- 9.2.2.1 Output Voltage Configuration
- 9.2.2.2 Output Voltage Accuracy
- 9.2.2.3 Enable Threshold
- 9.2.2.4 Soft Start Capacitor
- 9.2.2.5 Programmable Current Limit Resistor
- 9.2.2.6 Characterization of Overcurrent Events that Exceed Thermal Limits
- 9.2.2.7 Power Good Pull Up Resistor
- 9.2.2.8 Capacitors
- 9.2.2.9 Frequency Compensation
- 9.3 Power Supply Recommendations
- 9.4 Layout
- 10Device and Documentation Support
- 11Revision History
- 12Mechanical, Packaging, and Orderable Information
3 Description
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. It 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.
|
PART NUMBER(1) |
GRADE | PACKAGE(2) |
|---|---|---|
| 5962R2320301VXC | QMLV-RHA |
22-Pin Ceramic
Mass = 415.6mg |
| TPS7H1121HFT/EM | Engineering sample | |
| 5962R2320302PYE(3) | QMLP-RHA |
24-Pin Plastic 4.40mm x 7.80mm Mass = TBD g |
| TPS7H1121MPWPTSEP(3) | SEP |
Typical
Application Circuit