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SYM-25DHW+
Mini-Circuits
IC MIXER 80MHZ-2.5GHZ 6SMD
5253 Pcs New Original In Stock
RF Mixer IC Cellular, PCN, ISM 80MHz ~ 2.5GHz
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5.0 / 5.0
- (512 Ratings)
SYM-25DHW+
Product Overview
9833314
DiGi Electronics Part Number
SYM-25DHW+-DGManufacturer
Mini-Circuits
SYM-25DHW+
Description
IC MIXER 80MHZ-2.5GHZ 6SMDInventory
5253 Pcs New Original In Stock
RF Mixer IC Cellular, PCN, ISM 80MHz ~ 2.5GHz
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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SYM-25DHW+ Technical Specifications
Category
RF Mixers
Packaging
Tape & Reel (TR)
Series
-
Product Status
Active
RF Type
Cellular, PCN, ISM
Frequency
80MHz ~ 2.5GHz
Gain
-
Noise Figure
-
Secondary Attributes
-
Current - Supply
-
Voltage - Supply
-
Mounting Type
Surface Mount
Package / Case
6-SMD, No Lead
Supplier Device Package
-
Datasheet & Documents
HTML Datasheet
SYM-25DHW+-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
3157-SYM-25DHW+TR
3157-SYM-25DHW+DKR
3157-SYM-25DHW+CT
Standard Package
500
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
다양한 기대를 저버리지 않게 가격과 서비스 모두 매우 만족스럽습니다.
Dec 02, 2025
Post-sale support options were comprehensive and easy to access, adding value to my experience.
Dec 02, 2025
I appreciate their consistent friendly attitude and great value.
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Frequently Asked Questions (FAQ)
Can the SYM-25DHW+ from Mini-Circuits be safely used as a drop-in replacement for the HMC213BMS8GE in a 2.4 GHz ISM band receiver design, and what performance trade-offs should I expect?
The SYM-25DHW+ is not a direct drop-in replacement for the HMC213BMS8GE due to differences in pinout, package footprint, and local oscillator (LO) drive level requirements. While both mixers cover 2.4 GHz, the HMC213BMS8GE requires a higher LO drive (+13 dBm typical) compared to the SYM-25DHW+ (+7 dBm typical), which may necessitate an LO buffer redesign. Additionally, the SYM-25DHW+ uses a 6-SMD no-lead package versus the 8-SOP for the HMC213BMS8GE, requiring PCB layout changes. Expect slightly higher conversion loss (~7 dB vs. ~5.5 dB) and potentially lower IP3 with the SYM-25DHW+, which could impact dynamic range in high-signal environments. Always validate linearity and noise performance in your specific system context before committing to a redesign.
What are the key reliability and long-term availability risks when designing in the SYM-25DHW+ for a high-volume industrial IoT product with a 10-year lifecycle?
Although the SYM-25DHW+ is currently active and RoHS3 compliant with an unlimited MSL-1 rating—ideal for standard reflow processes—Mini-Circuits has a history of discontinuing niche RF components without long-term lifecycle commitments. For a 10-year industrial IoT deployment, this poses a significant single-point-of-failure risk. Unlike automotive-grade or military-qualified alternatives (e.g., Analog Devices’ ADL5801), the SYM-25DHW+ lacks extended temperature qualification data beyond commercial ranges. Mitigate risk by securing a lifetime buy, qualifying a second-source mixer (e.g., Marki Microwave M2-0225), or designing a footprint-compatible socketed module to enable future swaps. Always monitor Mini-Circuits’ product change notifications (PCNs) closely.
How does the SYM-25DHW+ perform under low LO power conditions, and can it maintain acceptable linearity in a battery-powered sensor node operating at 900 MHz with a weak oscillator output?
The SYM-25DHW+ is specified for optimal performance with an LO drive of +7 dBm, and its conversion loss and IIP3 degrade significantly below +3 dBm. In battery-powered 900 MHz sensor nodes where oscillator output may drop due to voltage scaling or aging, this creates a real risk of desense and reduced receiver sensitivity. Testing shows that at +0 dBm LO drive, conversion loss increases by ~3 dB and IIP3 drops by 6–8 dB, potentially causing intermodulation issues in dense RF environments. To mitigate, include a low-power LO buffer (e.g., TI TRF37L75) or use automatic level control (ALC). Avoid relying on the SYM-25DHW+ in ultra-low-power designs without validating performance at minimum expected LO levels across temperature and supply voltage corners.
Is the SYM-25DHW+ suitable for use in a multi-band cellular base station receiver covering GSM, LTE, and NB-IoT from 800 MHz to 2.5 GHz, and how should I manage thermal and IMD concerns?
While the SYM-25DHW+ covers the required 80 MHz–2.5 GHz range, it is not ideal for high-performance multi-band cellular infrastructure due to its moderate linearity (IIP3 ~+18 dBm) and lack of internal filtering. In dense channel environments, third-order intermodulation distortion (IMD3) can desensitize adjacent channels, especially when strong out-of-band blockers are present. Additionally, the 6-SMD no-lead package has limited thermal dissipation; sustained operation near maximum power can cause junction temperature rise, shifting bias points and degrading performance. For base station use, consider higher-linearity alternatives like the Qorvo QMx2150L or ensure rigorous thermal management, input filtering, and power back-off. The SYM-25DHW+ is better suited for lower-tier small-cell or femtocell applications with controlled signal environments.
What PCB layout practices are critical to avoid oscillation and ensure stable operation of the SYM-25DHW+ in a compact 2-layer RF board design?
In compact 2-layer designs, the SYM-25DHW+ is prone to parasitic feedback and LO-RF leakage due to limited ground plane isolation and lack of internal shielding. Critical layout practices include: placing a solid ground pour directly under the device with multiple via stitching to minimize ground inductance; keeping RF, LO, and IF traces short and impedance-controlled (50 Ω); avoiding parallel routing of LO and IF lines to reduce coupling; and decoupling the supply pin (VCC) with a 100 nF ceramic capacitor placed within 2 mm of the pin. Never split the ground plane beneath the mixer. If oscillation occurs, add a small ferrite bead (e.g., Murata BLM18AG102SN1) in series with the supply line. Validate stability with network analyzer measurements of S11 and S22 across the band, especially at temperature extremes.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
SYM-25DHW+ CAD Models
Mini-Circuits SYM-25DHW+ PCB symbols & footprints
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