TPS62840DLCR vs BD9B304QWZ-E2 Comparison
Detailed side-by-side comparison of TPS62840DLCR by Texas Instruments and BD9B304QWZ-E2 by ROHM Semiconductor. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | TPS62840DLCR | BD9B304QWZ-E2 |
|---|---|---|
| Brand | Texas Instruments | ROHM Semiconductor |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.21 | $0.72 |
| Topology | Synchronous Step-Down (Buck) Converter | Synchronous Buck (Step-Down) |
| Input Voltage Range | 1.8 V to 6.5 V | 2.7 V to 5.5 V |
| Output Voltage Range | Adjustable (0.8 V to V_IN) | 0.8 V to 0.8 x VIN (adjustable) |
| Maximum Output Current | 750 mA | 3.0 A |
| Typical Quiescent Current | 60 nA | — |
| Quiescent Current (100% Mode) | 120 nA | — |
| Nominal Switching Frequency | 1.8 MHz | — |
| Control Topology | DCS-Control (voltage-mode + current-mode) | — |
| Efficiency at 1 uA Load (3.6 VIN to 1.8 VOUT) | 80% | — |
| Efficiency at Full Load | [DATA_NEEDED: efficiency at 750 mA] | — |
| Shutdown Current | [DATA_NEEDED: shutdown IQ] | — |
| STOP Pin | Yes (disables switching) | — |
| Soft-Start | Programmable via SS pin capacitor | — |
| Operating Junction Temperature | -40C to +125C | — |
| Package | 8-pin VFDFN (DLC), 3.0 x 3.0 mm | 8-XFDFN Exposed Pad (UMMP008AZ) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL rating] |
| RoHS Status | Compliant | Compliant |
| Switching Frequency | — | 1.0 MHz / 2.0 MHz (selectable via RT pin) |
| High-Side MOSFET RDSon | — | 40 mOhm |
| Low-Side MOSFET RDSon | — | 40 mOhm |
| Control Method | — | Constant On-Time (COT) |
| Number of Outputs | — | 1 |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| Lead-Free | — | Yes |
| Built-in Protection | — | Over-current protection, Thermal shutdown, Soft-start |