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See Technical Specifications

UCC25705D +BOM

15V voltage mode 4MHz PWM controller with 8.8V/8.0V UVLO , -40C to 85C

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

UCC25705D
Datasheet:

UCC25705D Datasheet (PDF)
Topology:

Boost, Flyback, Forward
Control Mode:

Feedforward, Voltage
Duty Cycle (max) (%):

93
Switching Frequency (max) (kHz):

4000
EDA/CAD Models:

Request Free CAD Models for UCC25705D

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

UCC25705D General Description

The UCC35705 and UCC35706 options cater to different application requirements, offering two UVLO choices for varied turn-on voltage needs. The UCC35705 is tailored for dc-to-dc converters, while the UCC35706 is optimized for offline applications, featuring a higher turn-on voltage and a wider UVLO range to suit specific system demands

Key Features

Greater Than 4-MHz Operation
Integrated Oscillator / Voltage Feed Forward Compensation
>4:1 Input Voltage Range
25-ns Current Limit Delay
Programmable Maximum Duty Cycle Clamp
Optocoupler Interface
50-µA Start-Up Current
4.2-mA Operating Current @ 1 MHz
Smallest Footprint of the 8-pin MSOP Package Minimizes
Board Area and Height

Specifications

Topology	Boost, Flyback, Forward	Control mode	Feedforward, Voltage
Duty cycle (max) (%)	93	Switching frequency (max) (kHz)	4000
Features	Multi-topology	UVLO thresholds on/off (V)	8.8/8.2
Operating temperature range (°C)	-40 to 85	Rating	Catalog
Gate drive (typ) (A)	0.02	Vin (max) (V)	15
feature-type	Voltage Mode PWM Controller	feature-control-method	Voltage
feature-topology	Boost\|Flyback\|Forward	feature-number-of-pwm-outputs	1
feature-switching-frequency-khz	1100	feature-maximum-duty-cycle-	93(Typ)
feature-process-technology		feature-output-voltage-v
feature-minimum-operating-supply-voltage-v	8.8	feature-maximum-operating-supply-voltage-v	15
feature-maximum-supply-current-ma	5	feature-maximum-power-dissipation-mw
feature-synchronous-pin	No	feature-packaging	Tube
feature-rad-hard		feature-pin-count	8
feature-cecc-qualified	No	feature-esd-protection
feature-escc-qualified		feature-military	No
feature-aec-qualified	No	feature-aec-qualified-number
feature-auto-motive	No	feature-p-pap	No
feature-eccn-code	EAR99	feature-svhc	No
feature-svhc-exceeds-threshold	No