LM3524DN/NOPBIn StockTexas Instruments
LM3524DN/NOPB is a pulse-width modulation (PWM) regulator control circuit by Texas Instruments, featuring adjustable output voltage, current limiting, and oscillator frequency up to 300 kHz. Key specs: dual output transistors, 5.1 V reference, 8 V to 40 V input range. From $0.50, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- LM3524DN/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5000(MOQ 1)
- Temp Range
- ?°C to 80.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual output transistors for push-pull or single-ended switching topologies
- Precision 5.1 V voltage reference with ±1% accuracy
- Adjustable oscillator frequency from 100 Hz to 300 kHz
- Built-in soft-start and current limiting for protection
- Wide input voltage range: 8 V to 40 V supply
Applications
LM3524DN/NOPB is widely used in DC-DC switching power supplies, including boost, buck, and flyback converter designs. It is suitable for industrial power management systems, battery chargers, and voltage regulator modules requiring precise PWM control. The device is also applied in motor control circuits and UPS systems where regulated output and overcurrent protection are critical.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| Input Voltage-Min | 8V |
| Input Voltage-Nom | 20V |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 0.2A |
| Output Voltage-Max | 5.15V |
| Output Voltage-Min | 4.85V |
| Output Voltage-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 40V |
| Supply Voltage-Min (Vsup) | 8V |
| Surface Mount | NO |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 350kHz |
| Technology | BIPOLAR |
| Temperature Grade | OTHER |
| Terminal Finish | MATTE TIN |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM3524DN/NOPB:
suggested
Frequently Asked Questions
What is the input voltage range of the LM3524DN/NOPB?
The LM3524DN/NOPB operates over an input voltage range of 8 V to 40 V, making it suitable for a wide range of industrial and commercial power supply applications where supply voltages vary.
What switching frequency does the LM3524DN/NOPB support?
The LM3524DN/NOPB supports an adjustable oscillator frequency from 100 Hz up to 300 kHz. The frequency is set by an external resistor and capacitor connected to the RT and CT pins, giving designers flexibility in converter design.
What are the typical applications for the LM3524DN/NOPB?
Typical applications include DC-DC converters (boost, buck, flyback), switching power supplies, battery chargers, motor drive controllers, and uninterruptible power supplies (UPS). Its dual output transistors support both push-pull and single-ended topologies.
What package does the LM3524DN/NOPB come in?
The LM3524DN/NOPB is available in a 16-pin PDIP (DIP-16) package, which is through-hole mounted and ideal for prototyping, industrial equipment, and applications where ease of hand soldering is required.
Is there a pin-compatible alternative to the LM3524DN/NOPB?
The LM3524D and SG3524 series from various manufacturers are functionally compatible alternatives to the LM3524DN/NOPB. These parts share the same pinout and electrical characteristics, allowing drop-in replacement in most PWM controller circuit designs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.7700 | $0.77 |
| 100+ | $0.5800 | $58.00 |
| 1000+ | $0.5000 | $500.00 |
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