UM4306B vs UM9993 Comparison
Detailed side-by-side comparison of UM4306B by Microchip Technology and UM9993 by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | UM4306B | UM9993 |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Diodes | Diodes |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.30 | $0.00 |
| Product Type | PIN Diode | — |
| Package | Hermetic Glass Axial | [DATA_NEEDED: package outline] |
| Technology | Silicon PIN (Si PPIN) | — |
| Configuration | Single Diode | — |
| Application Category | RF Switching / Attenuator | — |
| Manufacturer Family | UM4300 / UM7300 Series | — |
| Mounting Type | Through-Hole (Axial Leads) | Through-hole or surface mount (per legacy datasheet) [DATA_NEEDED: specific style] |
| RoHS Status | [DATA_NEEDED: RoHS status] | Unknown - no current manufacturer statement |
| REACH Status | [DATA_NEEDED: REACH status] | Unknown - no current manufacturer statement |
| Lead-Free | [DATA_NEEDED: lead-free] | — |
| Operating Frequency Range | [DATA_NEEDED: max operating frequency] | [DATA_NEEDED: fmin / fmax] |
| Breakdown Voltage (VBR) | [DATA_NEEDED: breakdown voltage] | — |
| Series Resistance (Rs) | [DATA_NEEDED: series resistance at IF] | — |
| Junction Capacitance (Cj) | [DATA_NEEDED: junction capacitance at VR] | — |
| Carrier Lifetime | [DATA_NEEDED: carrier lifetime] | — |
| Power Dissipation | [DATA_NEEDED: power dissipation] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Manufacturer | — | Microchip Technology |
| Product Category | — | RF/Microwave Diode |
| Lifecycle Status | — | Obsolete (End-of-Life, no further supply) |
| Discontinuance Notice ID | — | MFOL-19MRQH667 |
| Effective EOL Date | — | 2025-06-26 |
| Last Time Buy | — | None (no further supply) |
| Suggested Replacement | — | N/A (per Microchip notice) |
| Commercial Grade | — | Yes, unless otherwise specified |
| Application Markets | — | Defense, Aerospace |
| Number of Terminals | — | [DATA_NEEDED: terminal count] |
| Diode Configuration | — | [DATA_NEEDED: single/series/anti-parallel] |
| Junction Type | — | [DATA_NEEDED: Schottky/PIN/varactor/other] |
| Reverse Voltage (VR) | — | [DATA_NEEDED: VR max] |
| Forward Current (IF) | — | [DATA_NEEDED: IF max] |
| AEC-Q100 Status | — | Not applicable - not an automotive-grade part |