UTC 78D05AL‑TN3‑R
- Part No.:
- 78D05AL‑TN3‑R
- Manufacturer:
- UTC
- Package:
- TO-252-3, DPAK (2 Leads + Tab), SC-63
- Description:
- IC REG LINEAR 5V 500MA DPAK
- Quantity:
-
Unit Price:$0
Ext Price:$0
- Payment:
-
- Shipping:
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78D05AL‑TN3‑R Information
- Specifications
- Product Details
- Comparison
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- UTC
- Series:
- -
- Package/Case:
- TO-252-3, DPAK (2 Leads + Tab), SC-63
- Packaging:
- Tube
- Product Status:
- Obsolete
- Output Configuration:
- Positive
- Output Type:
- Fixed
- Number of Regulators:
- 1
- Voltage - Input (Max):
- 35V
- Voltage - Output (Min/Fixed):
- 5V
- Voltage - Output (Max):
- -
- Voltage Dropout (Max):
- -
- Current - Output:
- 1
- Current - Quiescent (Iq):
- -
- Current - Supply (Max):
- -
- PSRR:
- 80dB (120Hz)
- Control Features:
- -
- Protection Features:
- Over Temperature, Short Circuit
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DPAK
78D05AL-TN3-R – UTC 5V Low Dropout Voltage Regulator (TO-252)
Quick Answer The 78D05AL-TN3-R is a 5V fixed-output low dropout voltage regulator from Unisonic Technologies (UTC). It provides stable 5V output with good load regulation and is housed in a TO-252 surface-mount package for excellent thermal performance. It is widely used in automotive electronics, industrial control, and various 5V power supply applications.
Current Stock at ICMASS: Strong inventory ready for immediate worldwide delivery.
Key Specifications
| Parameter | Value | Details |
|---|---|---|
| Manufacturer | Unisonic Technologies (UTC) | 78Dxx Series |
| Part Number | 78D05AL-TN3-R | TO-252 Package |
| Output Voltage | 5.0V ±4% | Fixed |
| Output Current | Up to 1A | With adequate heatsink |
| Dropout Voltage | 1.0V (typ) | Low dropout |
| Input Voltage Range | Up to 35V | Wide input range |
| Quiescent Current | 5mA (typ) | Low power |
| Operating Temperature | -40°C to +125°C | Junction |
| Protection Features | Thermal Shutdown, Short Circuit | Built-in |
Why Choose 78D05AL-TN3-R?
- Stable 5V output with low dropout voltage
- TO-252 package offers superior heat dissipation
- High input voltage tolerance up to 35V
- Cost-effective and reliable UTC solution
- Suitable for both consumer and industrial applications
- Good alternative to LM7805 with improved dropout performance
Typical Applications
- Automotive electronics and modules
- Industrial control systems
- 5V power supplies for MCUs and sensors
- Battery charger circuits
- Home appliances
- LED lighting drivers
- Security and surveillance equipment
- General purpose 5V regulation
78D05AL-TN3-R Alternatives & Cross Reference
| Model | Manufacturer | Output | Current | Dropout | Package | Key Advantage | Best For |
|---|---|---|---|---|---|---|---|
| 78D05AL-TN3-R | UTC | 5.0V | 1A | 1.0V | TO-252 | Best stock & price | General 5V |
| LM7805L-TA3-T | UTC | 5.0V | 1A | Higher | TO-220 | Through-hole version | Prototyping |
| LM1117IDTX-5.0/NOPB | TI | 5.0V | 800mA | 1.2V | TO-252 | Higher precision | Precision applications |
| NCV4266-2CST50T3G | onsemi | 5.0V | 150mA | 250mV | SOT-223 | Automotive qualified | Automotive |
| TPS7A0550 | TI | 5.0V | 200mA | Ultra-low | Small | Lower Iq | Battery powered |
Purchasing Information at ICMASS
- Stock Status: Strong inventory available
- MOQ: 100 pieces (samples welcome)
- Lead Time: 1-3 days for stock orders
- Shipping: Fast global delivery via DHL, UPS, FedEx
- Quality Guarantee: 100% genuine UTC components with full traceability
Get Competitive Quote – Contact us today for bulk pricing and technical support.
Frequently Asked Questions (FAQ)
Q1: What is the output voltage of 78D05AL-TN3-R? A: Fixed 5.0V output.
Q2: What is the maximum output current? A: Up to 1A with proper heatsinking and PCB thermal design.
Q3: What is the dropout voltage? A: Typically 1.0V, lower than traditional 78xx series.
Q4: What package does 78D05AL-TN3-R use? A: TO-252 (DDPAK) surface mount package for excellent heat dissipation.
Q5: What is the maximum input voltage? A: Up to 35V, providing good margin for unstable input sources.
Q6: Is 78D05AL-TN3-R in stock at ICMASS? A: Yes, we maintain strong inventory for fast global shipping.
Q7: Is it suitable for automotive applications? A: Yes, with wide operating temperature range and robust design.
Q8: What output capacitor is recommended? A: 10µF or larger tantalum/ceramic capacitor for stability.
Q9: How does it compare to LM7805? A: Lower dropout voltage and better thermal performance in TO-252 package.
Q10: Do you offer volume pricing? A: Yes, competitive tiered pricing for quantities from 1K to 100K+.
Q11: What protection features does it include? A: Thermal shutdown and short circuit protection.
Q12: Can you provide reference circuits or PCB layout advice? A: Yes, we supply the datasheet, typical application circuits, and thermal design recommendations.
Related Products
- LM7805L-TA3-T (TO-220 version)
- LM1117IDTX-3.3/NOPB (3.3V version)
- NCV4266-2CST50T3G (Automotive 5V LDO)
- Other UTC Voltage Regulators
| Image |
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| Part Number | 78D05AL‑TN3‑R |
| Manufacturer | UTC |
| Series | - |
| Package/Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Packaging | Tube |
| Product Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | - |
| Current - Output | 1 |
| Current - Quiescent (Iq) | - |
| Current - Supply (Max) | - |
| PSRR | 80dB (120Hz) |
| Control Features | - |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 70°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | DPAK |
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