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MP2329CGG-Z
Monolithic Power Systems Inc.
IC REG BUCK ADJ 6.5A 11QFN
80230 Pcs New Original In Stock
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 6.5A 11-VFQFN
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (342 Ratings)
MP2329CGG-Z
Product Overview
11158288
DiGi Electronics Part Number
MP2329CGG-Z-DGManufacturer
Monolithic Power Systems Inc.
MP2329CGG-Z
Description
IC REG BUCK ADJ 6.5A 11QFNInventory
80230 Pcs New Original In Stock
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 6.5A 11-VFQFN
Quantity
Minimum 1
Minimum 1
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MP2329CGG-Z Technical Specifications
Category
Power Management (PMIC), Voltage Regulators - DC DC Switching Regulators
Packaging
-
Series
MP
Product Status
Active
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Output Type
Adjustable
Number of Outputs
1
Voltage - Input (Min)
4.5V
Voltage - Input (Max)
24V
Voltage - Output (Min/Fixed)
0.6V
Voltage - Output (Max)
13V
Current - Output
6.5A
Frequency - Switching
700kHz
Synchronous Rectifier
Yes
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
11-VFQFN
Supplier Device Package
11-QFN (2x2)
Datasheet & Documents
HTML Datasheet
MP2329CGG-Z-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
1589-MP2329CGG-ZTR
Standard Package
5,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
грудня 02, 2025
每次購買都讓我感受到專業與用心，售後服務更是讓人放心。
грудня 02, 2025
High-quality products at an affordable price point—fantastic.
грудня 02, 2025
DiGi Electronics’ customer care sets them apart in the industry.
грудня 02, 2025
Speedy delivery and attentive support make shopping with them a pleasure.
грудня 02, 2025
The customer service team is very professional and helpful, making my shopping experience smooth and enjoyable.
грудня 02, 2025
Their steady product quality ensures value and satisfaction with every purchase.
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Frequently Asked Questions (FAQ)
What are the key design-in considerations when using the MP2329CGG-Z in a high-current, space-constrained board layout to avoid thermal throttling or voltage drop issues?
When integrating the MP2329CGG-Z in high-current applications (up to 6.5A), thermal performance and PCB layout are critical. Even though the 11-QFN (2x2) package saves space, poor copper layout can cause excessive junction temperature. Use at least two thermal vias under the exposed pad connected to a ground plane to improve heat dissipation. Keep high-current paths (VIN, SW, and VOUT) short and wide to minimize inductance and resistive losses. Avoid routing sensitive feedback traces near the switching node to prevent noise coupling. Operate within the -40°C to 125°C TJ range and verify thermal performance under full load with thermal imaging or simulation to prevent long-term reliability issues.
How does the MP2329CGG-Z compare to the TI TPS54620 in terms of efficiency, transient response, and layout complexity for a 5V to 3.3V/6A step-down design?
The MP2329CGG-Z and TPS54620 both support up to 6A+ output, but the MP2329CGG-Z integrates the power MOSFETs and operates at a higher 700kHz switching frequency, allowing smaller external LC components. Compared to the TPS54620, the MP2329CGG-Z offers better light-load efficiency due to Monolithic Power Systems' advanced control architecture, but may require tighter layout control due to its compact 2x2 QFN package. The TPS54620 has slightly softer switching edges, which may reduce EMI in noise-sensitive designs. For dense designs where BOM size matters, the MP2329CGG-Z is favorable, but verify loop stability and EMI with the shorter switching transitions.
Can the MP2329CGG-Z safely replace the MP2315DD-LF-Z in an existing 12V to 5V, 5A power rail, and what circuit modifications are required?
Yes, the MP2329CGG-Z can replace the MP2315DD-LF-Z in a 12V to 5V/5A application, as it supports higher input (up to 24V) and output current (6.5A vs 5A). However, ensure feedback resistors are recalculated to set 5V output, as both devices use a 0.6V reference. The higher switching frequency (700kHz vs 500kHz in MP2315) allows using smaller inductors and capacitors, but may increase core losses—verify inductor DCR and saturation current. Also, the MP2329CGG-Z has a different pinout and package (11-QFN vs 8-QFN), so a PCB redesign is required. Thermal performance should improve due to higher efficiency at full load, but pad layout must be optimized to handle increased power density.
What are the risks of using the MP2329CGG-Z near its maximum 24V input voltage with a 13V output at full 6.5A load, and how can I mitigate them?
Operating the MP2329CGG-Z at 24V input and 13V/6.5A output results in a 11V drop across the buck stage with minimal duty cycle margin, increasing thermal stress and reducing efficiency due to higher switching and conduction losses. The junction temperature can approach or exceed 125°C without sufficient cooling, risking thermal shutdown or long-term reliability issues. To mitigate this, ensure the PCB has an adequate thermal pad connection with multiple vias to inner ground layers. Use low-ESR output capacitors and a low-DCR inductor (e.g., 1.5μH, 8A rating) to reduce ripple and losses. Consider forced airflow or derating the output current to 5.5A if ambient exceeds 85°C.
How does the MP2329CGG-Z perform under dynamic load transients in industrial applications, and what output capacitance is recommended to keep voltage ripple within 3%?
The MP2329CGG-Z uses peak current mode control, offering good transient response, but achieving <3% ripple (e.g., ±99mV on a 3.3V rail) under fast load steps (e.g., 2A to 6A at 1A/μs) requires careful output capacitor selection. Use a combination of low-ESR ceramic capacitors (e.g., three 22μF, 16V X5R 1210s in parallel) near the VOUT pin to minimize impedance. Total bulk capacitance should be at least 66μF with ESR under 5mΩ. Additionally, include a small 1–2.2μF ceramic cap close to the load to filter high-frequency noise. Monitor the feedback loop stability with Bode plots if using non-standard capacitors, especially if aluminum polymer or tantalum types are used in parallel.
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.
MP2329CGG-Z CAD Models
Monolithic Power Systems Inc. MP2329CGG-Z PCB symbols & footprints
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