UCC3895QTR Texas Instruments Integrated Circuit (Plastic Leaded Chip Carrier) In Stock
UCC3895QTR is a phase-shift resonant-mode PWM switching controller by Texas Instruments, supporting voltage-mode and current-mode control. Key specs: 10V–16.5V input range, 20-pin PLCC package, pulse-width modulation with soft-switching capability. From $2.50, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Plastic Leaded Chip Carrier
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- UCC3895QTR Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Phase-shift resonant PWM control enabling zero-voltage switching (ZVS) for high-efficiency power conversion
- Dual-mode operation supporting both voltage-mode and current-mode control for flexible converter design
- Wide input voltage range of 10V to 16.5V with 12V nominal, housed in a compact 20-pin PLCC package
Applications
The UCC3895QTR is designed for high-efficiency DC-DC converters and telecom power supplies that benefit from phase-shift zero-voltage switching topology. It is commonly deployed in server and industrial power systems where reduced switching losses and high power density are critical. The device also supports resonant LLC and full-bridge converter designs in battery chargers and distributed power architectures.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES IN CURRENT MODE |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 16.5V |
| Input Voltage-Min | 10V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | S-PQCC-J20 |
| Number of Functions | 1 |
| Output Current-Max | 0.1A |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LDCC20,.4SQ |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 6mA |
| Surface Mount | YES |
| Switcher Configuration | PHASE-SHIFT |
| Switching Frequency-Max | 1000kHz |
| Technology | BICMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Form | J BEND |
| Terminal Pitch | 1.27mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Plastic Leaded Chip Carrier |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UCC3895QTR:
Switching Controller, Voltage-mode, 0.1A, 1000kHz Switching Freq-Max, BICMOS, PQCC20
Frequently Asked Questions
What control modes does the UCC3895QTR support?
The UCC3895QTR supports both voltage-mode and current-mode PWM control, as well as phase-shift resonant operation, enabling zero-voltage switching to minimize switching losses across a wide load range.
What is the input voltage range of the UCC3895QTR?
The UCC3895QTR operates with an input voltage from 10V minimum to 16.5V maximum, with a nominal operating voltage of 12V, making it well-suited for standard telecom and server intermediate bus converter designs.
What package does the UCC3895QTR use?
The UCC3895QTR is housed in a 20-pin plastic leaded chip carrier (PLCC, JESD-30 code S-PQCC-J20), offering robust surface-mount attachment for industrial and telecom applications requiring reliable solder joints.
Is the UCC3895QTR suitable for server power supply designs?
Yes, the UCC3895QTR is well-suited for server power supplies due to its phase-shift PWM topology that achieves zero-voltage switching, reducing EMI and heat dissipation in high-power, high-frequency isolated DC-DC conversion stages.
Is the UCC3895QTR RoHS compliant?
Yes, the UCC3895QTR carries a Pb-free code of 'Yes', confirming it meets RoHS lead-free requirements and is suitable for environmentally compliant manufacturing processes worldwide.
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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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