UC2527ANG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The UC2527ANG4 is a Dual PWM Voltage-Mode Controller IC from Texas Instruments, offering up to 400mA output drive, 400kHz switching frequency, and 8V to 35V input range in a 16-pin PDIP package for versatile power supply design. From $2.50 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- UC2527ANG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-output PWM voltage-mode control with up to 400kHz switching frequency, enabling high-efficiency power conversion in compact switch-mode power supply designs
- Wide input voltage range of 8V to 35V with 400mA output drive capability, suitable for a broad range of AC/DC and DC/DC converter topologies
- 16-pin PDIP package with RoHS-compliant Pb-free construction (JESD-609 e4), providing easy through-hole integration and compatibility with standard power supply PCB layouts
Applications
The UC2527ANG4 is designed for use in switch-mode power supplies, DC/DC converters, and offline flyback regulators where precise voltage-mode PWM control and high switching efficiency are required. It is commonly deployed in industrial power systems, telecom equipment, and motor drive circuits that demand reliable dual-channel control with wide input voltage flexibility. Its high-current gate drive output and programmable oscillator frequency simplify the design of push-pull, half-bridge, and full-bridge power conversion stages.
Specifications
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 35V |
| Input Voltage-Min | 8V |
| Input Voltage-Nom | 20V |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 0.5A |
| Output Voltage-Max | 5.15V |
| Output Voltage-Min | 5.05V |
| Output Voltage-Nom | 5.1V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Supply Current-Max (Isup) | 20mA |
| Surface Mount | NO |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 400kHz |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| 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) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What switching frequency can the UC2527ANG4 support?
The UC2527ANG4 supports switching frequencies up to 400kHz, making it suitable for high-frequency switch-mode power supplies where compact magnetics and fast transient response are important design goals. The oscillator frequency is programmable via external resistor and capacitor components.
What is the input voltage range for the UC2527ANG4?
The UC2527ANG4 operates with an input voltage range from 8V minimum to 35V maximum, with a nominal voltage of 20V. This wide range makes it adaptable for use in a variety of industrial, telecom, and consumer power supply designs without requiring additional pre-regulators.
What power supply topologies are compatible with the UC2527ANG4?
The UC2527ANG4 supports voltage-mode PWM control and is compatible with push-pull, half-bridge, full-bridge, and flyback converter topologies. Its dual-output capability with 400mA drive current enables direct MOSFET gate driving in most standard switch-mode power supply architectures.
Is the UC2527ANG4 suitable for industrial applications?
Yes, the UC2527ANG4 is well-suited for industrial power electronics including motor drives, telecom rectifiers, and factory automation equipment. Its wide input range of 8V to 35V and robust 400mA output drive ensure compatibility with demanding industrial environments and varied power rail conditions.
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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.
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