Power Management Chips
power-management ICs (PMICs, LDOs, DC-DC converters) in stock at JTDZ Tech. Traceable through verified channels with date code and COC. Send your BOM for a quote within 2 business hours.
Guides & application notes
Deep-dive selection guides and cross-reference notes for this line:
- How to Choose an LDO Regulator: Dropout, Iq, PSRR and Sourcing
- SN6505B Alternatives: COSINE Transformer Drivers Cross-Reference
- DC-DC Buck vs LDO: When to Use Which (with In-Stock Parts)
- Voltage Regulator Selection Cheat Sheet for Hardware Engineers
- Cross-Reference Guide: Drop-in MCU and Power Alternatives
- Building a BOM? How an Independent Distributor Fills MCU and Power Gaps
- Same-Day RFQ: Sourcing Hard-to-Find MCUs and Power ICs
LM1117MPX-3.3
800mA low-dropout linear regulator, a frequent entry on 2026 spot-market search rankings
MC34063ADR
Classic general-purpose DC-DC switching controller, works for both step-up and step-down, extremely low price
MCP1700T-3302E/TT
250mA ultra-low quiescent current LDO, first choice for long-battery-life products
TPS5430DDAR
3A wide-input step-down regulator, commonly used in industrial and automotive power supplies
XL4015
5A high-current step-down constant-voltage constant-current chip, commonly used in car chargers and adjustable power supplies
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