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MCP1700-3002E/TO
Microchip Technology
IC REG LINEAR 3V 250MA TO92-3
1354 Pcs New Original In Stock
Linear Voltage Regulator IC Positive Fixed 1 Output 250mA TO-92-3
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MCP1700-3002E/TO
Product Overview
1392741
DiGi Electronics Part Number
MCP1700-3002E/TO-DGManufacturer
Microchip Technology
MCP1700-3002E/TO
Description
IC REG LINEAR 3V 250MA TO92-3Inventory
1354 Pcs New Original In Stock
Linear Voltage Regulator IC Positive Fixed 1 Output 250mA TO-92-3
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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MCP1700-3002E/TO Technical Specifications
Category
Power Management (PMIC), Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Packaging
Bag
Series
-
Product Status
Active
Output Configuration
Positive
Output Type
Fixed
Number of Regulators
1
Voltage - Input (Max)
6V
Voltage - Output (Min/Fixed)
3V
Voltage - Output (Max)
-
Voltage Dropout (Max)
0.35V @ 250mA
Current - Output
250mA
Current - Quiescent (Iq)
4 µA
PSRR
44dB (100Hz)
Control Features
-
Protection Features
Over Current, Over Temperature, Short Circuit
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package
TO-92-3
Base Product Number
MCP1700
Datasheet & Documents
Manuals
Development Tools Catalog
HTML Datasheet
MCP1700-3002E/TO-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
MCP17003002ETO
2266-MCP1700-3002E/TO
MCP1700-3002E/TO-NDR
Standard Package
1,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
I’ve had consistently positive experiences with their post-sale support, resolving my issues without delay.
de desembre 02, 2025
Their packaging is thoughtfully designed to prevent any transit issues.
de desembre 02, 2025
Working with Di Digi Electronics has elevated my DIY projects thanks to their excellent craftsmanship and dependable products.
de desembre 02, 2025
DiGi Electronics maintains a high standard for prompt shipping services.
de desembre 02, 2025
The company's logistics team is adept at managing complex delivery requirements.
de desembre 02, 2025
Heard about their reliability from other gamers, and I can confirm they live up to the reputation.
de desembre 02, 2025
Excellent affordability paired with environmentally conscious packaging—awesome!
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Frequently Asked Questions (FAQ)
Can the MCP1700-3002E/TO be used in battery-powered sensor nodes where ultra-low quiescent current is critical, and how does it compare to the TPS7A05 in real-world standby scenarios?
Yes, the MCP1700-3002E/TO is well-suited for battery-powered sensor nodes due to its 4 µA quiescent current, which helps extend battery life significantly. In comparison to the TPS7A05 (5.3 µA Iq), the MCP1700-3002E/TO offers a slight advantage in ultra-low-power applications. However, the TPS7A05 provides better PSRR (60dB at 100Hz vs. 44dB) and a smaller footprint (SOT-23-5), so the trade-off depends on whether power efficiency or noise immunity is prioritized. For through-hole designs where PCB space isn’t constrained and lowest Iq is key, the MCP1700-3002E/TO is a reliable choice.
What are the thermal risks when operating the MCP1700-3002E/TO at 250mA output current in a 5V to 3V conversion in a high-temperature industrial environment?
The MCP1700-3002E/TO operates in a TO-92 package with limited thermal dissipation capability. At a 2V drop (5Vin → 3Vout) and 250mA load, power dissipation reaches 500mW. In free air, this can raise the junction temperature by ~125°C above ambient due to the high thermal resistance (~250°C/W for TO-92). In industrial environments up to 85°C ambient, this risks triggering thermal shutdown. To mitigate, reduce load current below 150mA, use pulsed operation, or consider a switching pre-regulator. For continuous 250mA loads, a SMPS or regulator in a better thermal package (e.g., SOT-223) is recommended.
Is the MCP1700-3002E/TO a suitable drop-in replacement for the LM1117-3.0 in a legacy 3.3V logic system being redesigned for lower power?
The MCP1700-3002E/TO is not a direct replacement for the LM1117-3.0 due to key differences: the MCP1700-3002E/TO outputs 3.0V (not 3.3V), has a lower max input voltage (6V vs. 15V), and uses a TO-92 package (vs. TO-220 or SOT-223). While it offers superior quiescent current (4µA vs. ~5mA), it's only viable if the downstream circuitry tolerates 3.0V and the input stays below 6V. For 3.3V systems, consider the MCP1700-3302E/TO instead, and verify voltage compatibility and thermal design before replacement.
How effective is the internal short-circuit and over-temperature protection in the MCP1700-3002E/TO during accidental load faults in automotive or industrial control applications?
The MCP1700-3002E/TO integrates robust protection features including over-current and thermal shutdown, making it resilient to transient short circuits. During a sustained short, the device limits output current and cycles on/off as temperature rises and cools. However, frequent or prolonged faults may accelerate wear or cause system instability. In automotive or industrial settings with high inductive loads, ensure input filtering and minimize trace inductance to avoid voltage spikes beyond 6V. Always derate performance and verify protection behavior under real fault conditions in the final layout.
What layout and decoupling practices should be followed when using the MCP1700-3002E/TO in noise-sensitive analog signal conditioning circuits?
To minimize noise in analog applications using the MCP1700-3002E/TO, place a 1µF low-ESR ceramic capacitor (X7R or X5R) as close as possible to the input pin, and a 1µF ceramic capacitor on the output. Avoid long traces between the device and capacitors to reduce parasitic inductance. Use a ground plane if possible, and separate analog and digital ground returns. Although the MCP1700-3002E/TO has only 44dB PSRR at 100Hz, proper layout significantly improves noise rejection. For high-precision circuits (e.g., sensors, ADC references), consider adding a pi-filter (LC or RC) post-regulation to attenuate residual ripple and transient coupling.
Quality Assurance (QC)
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MCP1700-3002E/TO CAD Models
Microchip Technology MCP1700-3002E/TO PCB symbols & footprints
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