24 Terminals 8V~17V 24-Pin UCC28950 DC to DC converter ICSWITCHING CONTROLLER 6 Outputs 50kHz~1MHz Transistor Driver
SOT-23
UCC28950PWR Datasheet
non-compliant
In-Stock: 0 items
Specifications
Name
Value
Type
Parameter
Factory Lead Time
6 Weeks
Lifecycle Status
ACTIVE (Last Updated: 4 days ago)
Mounting Type
Surface Mount
Package / Case
24-TSSOP (0.173, 4.40mm Width)
Surface Mount
YES
Number of Pins
24
Operating Temperature
-40°C~125°C TJ
Packaging
Tape & Reel (TR)
JESD-609 Code
e4
Pbfree Code
yes
Part Status
Active
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
24
ECCN Code
EAR99
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature
ALSO OPERATES IN CURRENT MODE AND AVERAGE CURRENT MODE AND PWM CONTROL TECHNIQUE ALSO POSSIBLE
Subcategory
Switching Regulator or Controllers
Technology
BICMOS
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Frequency
1MHz
Base Part Number
UCC28950
Function
Step-Up/Step-Down
Number of Outputs
6
Output Voltage
5V
Output Type
Transistor Driver
Operating Supply Voltage
12V
Input Voltage-Nom
12V
Analog IC - Other Type
SWITCHING CONTROLLER
Operating Supply Current
5mA
Output Configuration
Positive
Output Current
20mA
Voltage - Supply (Vcc/Vdd)
8V~17V
Control Features
Dead Time Control, Enable, Frequency Control, Soft Start
Topology
Full-Bridge
Control Mode
VOLTAGE-MODE
Frequency - Switching
50kHz~1MHz
Control Technique
PHASE-SHIFT CONTROL
Rise Time
9ns
Synchronous Rectifier
Yes
Fall Time (Typ)
7 ns
Nominal Input Voltage
3.6V
Switcher Configuration
PHASE-SHIFT
Max Duty Cycle
97 %
Isolation
Non-Isolated
Duty Cycle (Max)
95%
Output Phases
1
Height
1.2mm
Length
7.8mm
Width
4.4mm
Thickness
1mm
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
Pricing & Ordering
Quantity
Unit Price
Ext. Price
UCC28950PWR Product Details
UCC28950PWR Description
UCC28950PWR Full-Bridge Controller enhanced phase-shifted controller builds on Texas Instrument's industry-standard UCx895 family of controllers with phase-shifted features. It includes improvements that provide best-in-class performance in today's high-energy power solutions. The UCC28950 features advanced control of the full-bridge and an active controller for the output synchronous rectifier stage.
UCC28950 Features
Enhanced Wide Range Resonant Zero Voltage Switching Capability Direct Synchronous Rectifier (SR) Control 150-μA Start-Up Current VDD Under-voltage Lockout Wide Temperature Range –40°C to +125°C
UCC28950 Applications
Phase-Shifted Full-Bridge Converters Datacom, Telecom, and Wireless Base-Station Power Server, Power Supplies Industrial Power Systems High-Density Power Architectures