RTQ2183-QA vs TPS62840DLCR Comparison
Detailed side-by-side comparison of RTQ2183-QA by Richtek and TPS62840DLCR 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 | RTQ2183-QA | TPS62840DLCR |
|---|---|---|
| Brand | Richtek | Texas Instruments |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.84 | $1.21 |
| Topology | Synchronous Buck (Step-Down) Converter | Synchronous Step-Down (Buck) Converter |
| Input Voltage Range | 2.5 V to 5.5 V | 1.8 V to 6.5 V |
| Output Voltage Range | 0.6 V to 3.3 V (adjustable) | Adjustable (0.8 V to V_IN) |
| Continuous Output Current | 3 A | — |
| Switching Frequency | 2.4 MHz (nominal) | — |
| Control Architecture | ACOT® (Advanced Constant On-Time) | — |
| High-Side MOSFET RDS(on) | 65 mΩ | — |
| Low-Side MOSFET RDS(on) | 35 mΩ | — |
| High-Side MOSFET Type | Integrated N-channel | — |
| Low-Side MOSFET Type | Integrated N-channel synchronous rectifier | — |
| Operating Temperature Range | [DATA_NEEDED: junction/ambient operating range] | — |
| Package | WET-VDFN-8J2L 2x1.5 mm (FC, flip-chip) | 8-pin VFDFN (DLC), 3.0 x 3.0 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Pin Count | 8 | — |
| AEC-Q100 Qualification | Qualified (automotive grade) | — |
| Protection Features | UVLO, UVP, OVP, OCP (cycle-by-cycle), OTP | — |
| Soft-Start | Internal | Programmable via SS pin capacitor |
| RoHS Status | Compliant | Compliant |
| Maximum Output Current | — | 750 mA |
| 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) |
| Operating Junction Temperature | — | -40C to +125C |
| MSL Level | — | [DATA_NEEDED: MSL rating] |