UC1525BJ883B Texas Instruments Integrated Circuit (Ceramic Dual-In-Line Packages) In Stock
The UC1525BJ883B is a military-grade regulating pulse width modulator (PWM) controller IC from Texas Instruments, operating from 8 V to 35 V input with voltage-mode PWM control. Qualified to MIL-PRF-38535 Class B, it is suited for military power supply designs, housed in a 16-pin ceramic DIP package rated for -55°C to 125°C.
- Manufacturer
- Texas Instruments
- Package
- Ceramic Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- UC1525BJ883B Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of UC1525BJ883B?
- Military-grade PWM controller qualified to MIL-PRF-38535 Class B for defense power supplies
- Voltage-mode PWM control with 8 V to 35 V input range for flexible power converter design
- Adjustable dead time and oscillator frequency for precise switching control
- Totem-pole output drivers enabling direct drive of power MOSFETs and IGBTs
- 16-pin ceramic DIP hermetic package for reliable operation in harsh military environments
What is UC1525BJ883B used for?
The UC1525BJ883B is designed for military and aerospace DC-DC converter and PWM power supply applications requiring high reliability and operation over extreme temperatures. It is used in avionics power conditioning, ground vehicle power systems, and military communication equipment where regulated switching power conversion must meet stringent MIL-PRF-38535 standards.
What are the specifications of UC1525BJ883B?
| Pbfree Code | Yes |
| YTEOL | 15 |
| 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-GDIP-T16 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Output Current-Max | 0.5A |
| Output Voltage-Max | 5.138V |
| Output Voltage-Min | 5.062V |
| Output Voltage-Nom | 5.1V |
| Package Body Material | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Screening Level | MIL-STD-883 Class B |
| Supply Current-Max (Isup) | 20mA |
| Supply Voltage-Max (Vsup) | 8V |
| Surface Mount | NO |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 400kHz |
| Technology | BIPOLAR |
| Temperature Grade | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Ceramic Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the UC1525BJ883B datasheet?
UC1525BJ883B Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for UC1525BJ883B?
Compatible alternatives and drop-in replacements for UC1525BJ883B:
Switching Controller, Voltage-mode, 0.5A, 400kHz Switching Freq-Max, BIPolar, CDIP16
Frequently Asked Questions
What military qualification does the UC1525BJ883B carry?
The UC1525BJ883B is qualified to MIL-PRF-38535 Class B, making it eligible for use in military-grade power supplies, avionics equipment, and defense electronics requiring formal procurement qualification.
What is the input voltage range of the UC1525BJ883B?
The UC1525BJ883B operates from 8 V to 35 V input (nominal 20 V), supporting a wide input range suitable for powering switching converters from unregulated military vehicle or aircraft power buses.
What control method does the UC1525BJ883B use?
The UC1525BJ883B uses voltage-mode pulse width modulation (PWM) control, providing straightforward loop compensation and design flexibility for push-pull, half-bridge, and full-bridge power converter topologies.
What temperature range does the UC1525BJ883B support?
The UC1525BJ883B is rated for -55°C to 125°C operation, meeting military Class B temperature requirements for use in avionics, shipboard electronics, and ground-based defense power systems.
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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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