Texas Instruments LM1117IDTX-3.3/NOPB
- Part No.:
- LM1117IDTX-3.3/NOPB
- Manufacturer:
- Texas Instruments
- Package:
- TO-252-3, DPAK (2 Leads + Tab), SC-63
- Datasheet:
-
LM1117IDTX-3.3/NOPB.pdf
- Description:
- IC REG LINEAR 3.3V 800MA TO252-3
- Quantity:
-
Unit Price:$0
Ext Price:$0
- Payment:
-
- Shipping:
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LM1117IDTX-3.3/NOPB Information
- Specifications
- Product Details
- Comparison
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- LM1117-3.3
- Package/Case:
- TO-252-3, DPAK (2 Leads + Tab), SC-63
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Output Configuration:
- Positive
- Output Type:
- Fixed
- Number of Regulators:
- 1
- Voltage - Input (Max):
- 15V
- Voltage - Output (Min/Fixed):
- 3.3V
- Voltage - Output (Max):
- -
- Voltage Dropout (Max):
- 1.2V @ 800mA
- Current - Output:
- 800mA
- Current - Quiescent (Iq):
- 5 mA
- Current - Supply (Max):
- 10 mA
- PSRR:
- 75dB (120Hz)
- Control Features:
- -
- Protection Features:
- Over Current, Over Temperature
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- TO-252-3
- Datasheet:
-
LM1117IDTX-3.3/NOPB.pdf
LM1117IDTX-3.3/NOPB – Texas Instruments 800mA 3.3V Low Dropout Linear Regulator (TO-252)
Quick Answer The LM1117IDTX-3.3/NOPB is a high-performance 800mA fixed 3.3V low-dropout (LDO) voltage regulator from Texas Instruments. It offers excellent line and load regulation with a low dropout voltage, making it ideal for converting 5V to stable 3.3V for microcontrollers, FPGAs, sensors, and other 3.3V logic circuits.
Current Stock at ICMASS: Strong inventory ready for immediate worldwide delivery.
Key Specifications
| Parameter | Value | Details |
|---|---|---|
| Manufacturer | Texas Instruments (TI) | LM1117 Series |
| Part Number | LM1117IDTX-3.3/NOPB | TO-252 (DDPAK) Package |
| Output Voltage | 3.3V ±1% | Fixed |
| Output Current | 800mA | Maximum |
| Dropout Voltage | 1.2V (typ) @ 800mA | Low dropout |
| Input Voltage Range | 4.75V – 15V | Up to 15V max |
| Quiescent Current | 5mA (typ) | Low power |
| Line Regulation | 0.2% (typ) | Excellent |
| Load Regulation | 0.4% (typ) | Excellent |
| Operating Temperature | -40°C to +125°C | Junction |
Why Choose LM1117IDTX-3.3/NOPB?
- Classic and reliable 3.3V LDO with 800mA capability
- Low dropout voltage for efficient 5V → 3.3V conversion
- TO-252 package for excellent thermal performance
- Stable with low-value output capacitors
- Industry-standard pinout and wide availability
- Cost-effective solution from Texas Instruments
Typical Applications
- 5V to 3.3V voltage conversion
- Microcontroller (MCU) and DSP power supplies
- FPGA and CPLD core voltage
- Sensor and analog circuit power
- IoT and wireless modules
- Set-top boxes and consumer electronics
- Industrial control systems
- USB-powered devices
LM1117IDTX-3.3/NOPB Alternatives & Cross Reference
| Model | Manufacturer | Output Voltage | Current | Dropout | Package | Key Advantage | Best For |
|---|---|---|---|---|---|---|---|
| LM1117IDTX-3.3/NOPB | TI | 3.3V | 800mA | 1.2V | TO-252 | Best balance & stock | General 3.3V |
| LM1117MPX-3.3/NOPB | TI | 3.3V | 800mA | 1.2V | SOT-223 | Smaller footprint | Space constrained |
| AMS1117-3.3 | Multiple | 3.3V | 1A | 1.3V | SOT-223 | Higher current | Cost sensitive |
| LD1117AG-33 | UTC | 3.3V | 1A | 1.2V | SOT-223 | Good alternative | Price sensitive |
| TPS54331 / Buck Converter | TI | Adjustable | 3A+ | - | QFN | Higher efficiency | High power |
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 Texas Instruments 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 and current of LM1117IDTX-3.3/NOPB? A: Fixed 3.3V output with up to 800mA current capability.
Q2: What is the minimum input voltage required? A: Approximately 4.75V (3.3V + 1.2V dropout) for full regulation at 800mA.
Q3: What package does LM1117IDTX-3.3/NOPB use? A: TO-252 (DDPAK) surface mount package with excellent heat dissipation.
Q4: Do I need a heatsink for this regulator? A: Depends on power dissipation. For currents above 400-500mA, proper PCB copper area or heatsink is recommended.
Q5: What output capacitor is recommended? A: Minimum 10µF tantalum or ceramic capacitor for stability.
Q6: Is LM1117IDTX-3.3/NOPB in stock at ICMASS? A: Yes, we maintain strong inventory for fast global shipping.
Q7: Can it be used to power ESP32 or STM32? A: Yes, it is very commonly used to provide stable 3.3V for these microcontrollers.
Q8: What is the difference between LM1117 and LM317? A: LM1117 is a fixed/low-dropout LDO, while LM317 is adjustable with higher dropout.
Q9: Is it suitable for battery-powered applications? A: Yes, though for ultra-low power, consider newer LDOs with lower quiescent current.
Q10: Do you offer volume pricing? A: Yes, competitive tiered pricing for quantities from 1K to 100K+.
Q11: What is the maximum input voltage? A: 15V absolute maximum.
Q12: Can you provide reference circuits or thermal calculation support? A: Yes, we supply the official TI datasheet, typical application circuits, and thermal design recommendations.
Related Products
- LM317G-AA3-R (Adjustable Regulator)
- LM7805L-TA3-T (Fixed 5V Regulator)
- LD1117AG-33-AA3-A-R (UTC alternative)
- Other TI LDO Regulators
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| Part Number | LM1117IDTX-3.3/NOPB | LM1117IDTX-ADJ/NOPB | LM1117IDTX-5.0/NOPB | LM1117IDTX-5.0 | LM1117IDTX-3.3/J7003099 |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Series | LM1117-3.3 | - | - | - | - |
| Package/Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 | TO-252-3, DPAK (2 Leads + Tab), SC-63 | TO-252-3, DPAK (2 Leads + Tab), SC-63 | TO-252-3, DPAK (2 Leads + Tab), SC-63 | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Bulk |
| Product Status | Active | Active | Active | Obsolete | Active |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Adjustable | Fixed | Fixed | Adjustable |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 15V | 15V | 15V | 15V | 15V |
| Voltage - Output (Min/Fixed) | 3.3V | 1.25V | 5V | 5V | 3.3V |
| Voltage - Output (Max) | - | 13.8V | - | - | - |
| Voltage Dropout (Max) | 1.2V @ 800mA | 1.2V @ 800mA | 1.2V @ 800mA | 1.2V @ 800mA | 1.3V @ 800mA |
| Current - Output | 800mA | 800mA | 800mA | 800mA | 800mA |
| Current - Quiescent (Iq) | 5 mA | 5 mA | 5 mA | 5 mA | 10 mA |
| Current - Supply (Max) | 10 mA | 10 mA | 10 mA | 10 mA | - |
| PSRR | 75dB (120Hz) | 75dB (120Hz) | 75dB (120Hz) | 75dB (120Hz) | 75dB (120Hz) |
| Control Features | - | - | - | - | - |
| Protection Features | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | TO-252-3 | TO-252-3 | TO-252-3 | TO-252-3 | TO-252 |
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- Description
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