Texas Instruments Power Management ICs In Stock 2026: Engineer's Sourcing Guide
Finding genuine, in-stock Texas Instruments (TI) power management ICs has become increasingly challenging — especially for AI server applications, industrial automation, and medical equipment. This guide covers the key TI power management parts currently available at instockic, with technical specifications to help engineers make informed sourcing decisions.

1. TPS54620RGYR — 6A Synchronous Buck Converter
Key Specs:
- Input voltage: 4.5V – 17V
- Output voltage: 0.8V – 15V (adjustable)
- Switching frequency: 200kHz – 1.6MHz (adjustable)
- Package: VQFN-14
- Current stock: 68,900 pcs | Price: $1.30/pc
Application: Widely deployed in AI server power supply rails and industrial control systems. The adjustable switching frequency allows engineers to optimize for efficiency or EMI performance depending on system requirements.
2. TPS53681RSBT — D-CAP+ Multiphase Buck Controller
Key Specs:
- Topology: Multiphase synchronous buck
- Control mode: D-CAP+ (fast transient response)
- Target application: High-current GPU/CPU power rails
- Package: VQFN (fine pitch)
- Current stock: 43,600 pcs | Price: $13.66/pc
Application: Specifically designed for NVIDIA H100/H200 AI server GPU power delivery. The D-CAP+ control architecture provides industry-leading transient response without external compensation networks — critical for dynamic GPU workloads.
3. LM5116MHX/NOPB — Wide Input Range Synchronous Buck Controller
Key Specs:
- Input voltage: 5V – 75V
- Output voltage: Adjustable
- Topology: Synchronous buck controller
- Package: TSSOP-20
- Current stock: 24,600 pcs | Price: $1.58/pc
Application: Preferred choice for industrial power supplies and photovoltaic (solar) inverter designs. The wide 75V input range makes it suitable for 48V bus architectures increasingly common in telecom and industrial systems.

4. TPS25940ARVCR — eFuse with Hot Swap Control
Key Specs:
- Input voltage: 2.7V – 18V
- Features: Adjustable current limit, overvoltage protection, reverse current blocking
- Package: WQFN-20
- Current stock: 14,300 pcs | Price: $1.61/pc
Application: Used in hyperscale data center power distribution (Google, Amazon server infrastructure). The integrated eFuse replaces discrete protection circuits, reducing BOM complexity and improving system reliability.
5. TPS7A4700RGWR — Ultra-Low Noise LDO Regulator
Key Specs:
- Input voltage: 3V – 36V
- Output current: 1A
- Output voltage: 1.4V – 20.5V (adjustable)
- Noise: 4µVRMS (100Hz – 100kHz)
- PSRR: 78dB @ 1kHz
- Package: VQFN-20
- Current stock: 6,800 pcs | Price: $3.10/pc
Application: The go-to LDO for noise-sensitive applications including RF systems, precision ADC power rails, and medical diagnostic equipment. The 4µVRMS output noise is among the lowest available in a linear regulator, making it ideal for powering high-resolution ADCs and DACs.
6. TPS5430DDAR — 3A Wide-Input Step-Down Converter
Key Specs:
- Input voltage: 5.5V – 36V
- Output voltage: 1.221V – 32V (adjustable)
- Output current: 3A
- Switching frequency: 500kHz
- Package: SOIC-8
- Current stock: 14,600 pcs | Price: $0.83/pc
Application: A cost-effective solution for industrial automation and robotics power stages. The SOIC-8 package simplifies PCB layout, and the 500kHz switching frequency allows compact filter design.
7. LM358DR — Dual General-Purpose Op Amp
Key Specs:
- Supply voltage: 3V – 32V (single supply)
- Gain bandwidth product: 1.1MHz
- Slew rate: 0.6V/µs
- Quiescent current: 500µA
- Package: SOIC-8
- Current stock: 54,600 pcs | Price: $0.06/pc
Application: The industry's most widely used general-purpose op amp. Suitable for signal conditioning, comparator circuits, and analog filtering across virtually all electronic systems. At $0.06/pc, it remains one of the most cost-effective analog building blocks available.
Sourcing Notes
All parts listed above are:
- 100% genuine Texas Instruments components from authorized supply chains
- In stock and available for immediate shipment
- No MOQ — order from 1 piece to 100,000+
- Bulk discount: Orders of 1,000+ pieces receive 10% off
- Global shipping: 3–5 business days worldwide
For BOM-based inquiries or volume pricing, use the Request A Quote form.