LM5164DDAR vs LM5164QDDAR Comparison
Detailed side-by-side comparison of LM5164DDAR by Texas Instruments and LM5164QDDAR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | LM5164DDAR | LM5164QDDAR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.47 | $1.49 |
| Topology | Synchronous Buck (step-down) | Synchronous step-down (buck) converter |
| Input Voltage Range | 6 V to 100 V | 6 V to 100 V |
| Maximum Output Current | 1 A | — |
| Output Voltage Range | Adjustable, down to 1.2 V | — |
| Number of Outputs | 1 | — |
| Switching Frequency | 1 MHz | Approximately 1 MHz (per distributor parametrics) |
| Quiescent Current | Ultra-low IQ [DATA_NEEDED: exact uA value] | [DATA_NEEDED: quiescent current typical value] |
| Control Architecture | Peak current-mode, internal compensation | — |
| Duty Cycle | 100% (low dropout operation) | — |
| PGOOD Indicator | Open-drain PGOOD | — |
| Protection Features | Cycle-by-cycle current limit, thermal shutdown, hiccup mode | — |
| Operating Temperature | -40C to +150C (TJ) | — |
| Package | 8-PowerSOIC (HSOIC-8, DDAR), 0.154 in / 3.90 mm width | 8-Pin SO PowerPAD (HSOIC/DDA, 3.90 mm width) |
| Pin Pitch | 1.27 mm (high-voltage spacing) | 1.27 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Output Voltage | — | Adjustable, minimum 1.2 V |
| Output Current | — | 1 A |
| Minimum Controllable On-Time | — | 50 ns |
| Soft-Start | — | Fixed internal 3.5 ms timer |
| Protection | — | Peak current-limit protection |
| PGOOD Output | — | Open-drain power-good indicator |
| Junction Temperature Range | — | -40C to +125C (operating up to +150C per LCSC) |
| Automotive Qualification | — | AEC-Q100 Grade 1 (LM5164-Q1) |
| Brand | — | Texas Instruments |