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MIC37112YMT-TR
Microchip Technology
IC REG LINEAR POS ADJ 1A 6TMLF
5631 Pcs New Original In Stock
Linear Voltage Regulator IC Positive Adjustable 1 Output 1A 6-TMLF® (2x2)
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5.0 / 5.0
- (207 Ratings)
MIC37112YMT-TR
Product Overview
1378572
DiGi Electronics Part Number
MIC37112YMT-TR-DGManufacturer
Microchip Technology
MIC37112YMT-TR
Description
IC REG LINEAR POS ADJ 1A 6TMLFInventory
5631 Pcs New Original In Stock
Linear Voltage Regulator IC Positive Adjustable 1 Output 1A 6-TMLF® (2x2)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
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365 - Day Quality Guarantee - Every part fully backed.
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MIC37112YMT-TR Technical Specifications
Category
Power Management (PMIC), Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Packaging
Tape & Reel (TR)
Series
-
Product Status
Obsolete
Output Configuration
Positive
Output Type
Adjustable
Number of Regulators
1
Voltage - Input (Max)
5.5V
Voltage - Output (Min/Fixed)
1V
Voltage - Output (Max)
5V
Voltage Dropout (Max)
0.4V @ 1A
Current - Output
1A
Current - Quiescent (Iq)
500 µA
PSRR
-
Control Features
Enable
Protection Features
Over Current, Over Temperature
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
6-UDFN Exposed Pad, 6-TMLF®
Supplier Device Package
6-TMLF® (2x2)
Base Product Number
MIC37112
Datasheet & Documents
HTML Datasheet
MIC37112YMT-TR-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
MIC37112YMT TR
576-4336-2
1611-MIC37112YMT-DKRINACTIVE
1611-MIC37112YMT-CT
576-4336-6
1611-MIC37112YMT-DKR
MIC37112YMT TR-DG
576-4336-1
MIC37112YMTTR
1611-MIC37112YMT-DKR-DG
Standard Package
5,000
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
грудня 02, 2025
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грудня 02, 2025
Fiable et efficace, je préfère cette entreprise pour leurs délais et leur emballage.
грудня 02, 2025
Their reliable performance gives me peace of mind with every purchase.
грудня 02, 2025
I always get quick response and helpful guidance from their support team.
грудня 02, 2025
Outstanding product consistency paired with great prices—DiGi Electronics never disappoints.
грудня 02, 2025
DiGi Electronics' products are consistently crafted with care and precision.
грудня 02, 2025
Post-sale follow-up is thorough and attentive, which I highly appreciate.
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The emphasis on packaging security displays their professionalism and reliability.
грудня 02, 2025
Prompt shipping speeds up my workflow, and the prices help me stay within budget.
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Frequently Asked Questions (FAQ)
What are the key design risks when using the MIC37112YMT-TR in a high-temperature environment near its 125°C operating limit?
When operating the MIC37112YMT-TR close to its maximum junction temperature of 125°C, thermal management becomes critical due to the device's 0.4V dropout voltage at 1A and limited heat dissipation in the 6-TMLF® (2x2) package. Engineers should ensure adequate PCB copper area for thermal dissipation, ideally with a ground plane and thermal vias under the exposed pad. Without proper layout, the internal thermal shutdown protection may activate intermittently, causing unexpected output dropout. Simulating worst-case power dissipation (VIN_MAX - VOUT_MIN) × ILOAD and verifying with board-level thermal imaging is recommended during prototype stages to mitigate reliability risks in sustained high-load applications.
How does the MIC37112YMT-TR compare to the MIC69103YML-TR in terms of dropout voltage and load regulation for low-voltage rail designs?
The MIC37112YMT-TR offers a slightly lower dropout voltage of 0.4V at 1A compared to the MIC69103YML-TR’s typical 0.55V at 1A, making the MIC37112YMT-TR more suitable for designs aiming to maintain a stable 3.3V or lower output from a 3.7V battery source, especially near end-of-discharge. However, the MIC69103YML-TR provides superior PSRR and lower quiescent current (300µA vs. 500µA), which benefits noise-sensitive or battery-powered applications. When replacing the MIC37112YMT-TR with the MIC69103YML-TR, verify that the higher dropout won’t cause brownout under peak load. Additionally, check enable pin logic compatibility and PCB footprint, as the MIC69103YML-TR uses a 6-UMD package with different pad dimensions.
What are the implications of the MIC37112YMT-TR being marked as obsolete for new designs requiring long-term availability?
The obsolescence status of the MIC37112YMT-TR means Microchip Technology no longer recommends it for new designs due to end-of-life planning, risking future supply chain disruptions despite current inventory availability. Engineers should consider lifetime buy strategies or plan migration to active-pin-compatible alternatives early. Using the MIC37112YMT-TR in high-volume production increases risk of costly redesigns mid-lifecycle. For drop-in substitutes, evaluate functional equivalents like the TPS7A4700DBVR from Texas Instruments, which offers similar adjustable output and 1A capability but in a different package. Always confirm enable timing, stability requirements (output capacitor ESR range), and thermal performance before substitution.
What design considerations are critical to ensure stability when adjusting the output voltage with the MIC37112YMT-TR?
To maintain stability with the MIC37112YMT-TR in adjustable configurations, use a minimum 10µF ceramic output capacitor with low ESR (≤10mΩ), placed within 5mm of the VOUT pin to minimize loop inductance. The feedback resistors must have 1% tolerance or better to ensure output accuracy across temperature, especially when setting voltages near 1V (minimum). Guard the feedback node from noise by routing away from switching signals. Additionally, avoid excessive parasitic capacitance on the ADJ pin, as this can introduce phase lag and risk oscillation. If remote sensing is needed, use Kelvin connections but simulate load transients to confirm transient response doesn’t undershoot beyond sensitive downstream ICs’ limits.
Can the MIC37112YMT-TR safely handle transient 1.2A load spikes in a 1A-rated application, and what protection mechanisms are at risk?
While the MIC37112YMT-TR specifies a 1A output current rating, its overcurrent protection may not reliably sustain repetitive 1.2A transients, especially at elevated ambient temperatures. The internal current limiting is intended for fault conditions, not continuous overload operation. Prolonged or frequent 1.2A spikes increase junction temperature beyond safe limits, accelerating electromigration and potentially triggering thermal shutdown, leading to output cycling. For applications with known transient overloads, derate the maximum load to 0.8A average and add input bulk capacitance near the MIC37112YMT-TR to supply peak current. Monitor device temperature under pulse loads and consider upgrading to a higher-current LDO or using current-sharing if transients exceed 20% above rated output regularly.
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.
MIC37112YMT-TR CAD Models
Microchip Technology MIC37112YMT-TR PCB symbols & footprints
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