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Siehe Technische Spezifikationen

UC2845D +BOM

Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, -40C to 85C

Hersteller:

Texas Instruments, Inc
Herstellerteil #:

UC2845D
Datenblatt:

UC2845D Datenblatt (PDF)
Output Type:

Transistor Driver
Function:

Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration:

Positive, Isolation Capable
Topology:

Boost, Buck, Flyback, Forward
EDA/CAD Modelle:

Fordern Sie kostenlose CAD-Modelle für an UC2845D

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

UC2845D Allgemeine Beschreibung

Suitable for a wide temperature range and available in a compact 8-pin SOIC package, the UC2845D is a versatile choice for applications such as isolated and non-isolated power supplies, battery chargers, LED drivers, and motor control circuits. Its robust design and advanced functionality make it a reliable solution for demanding power management requirements in various industries

Hauptmerkmale

Optimized for off-line and DC-to-DC converters
Low start-up current (< 1 mA)
Automatic feedforward compensation
Pulse-by-pulse current limiting
Enhanced load-response characteristics
Undervoltage lockout with hysteresis
Double-pulse suppression
High-current totem-pole output
Internally trimmed bandgap reference
Up to 500-kHz operation
Error amplifier with low output resistance

Spezifikationen

Category	Integrated Circuits (ICs)Power Management (PMIC)DC DC Switching Controllers	Series	-
Output Type	Transistor Driver	Function	Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration	Positive, Isolation Capable	Topology	Boost, Buck, Flyback, Forward
Number of Outputs	1	Output Phases	1
Voltage - Supply (Vcc/Vdd)	12V ~ 28V	Frequency - Switching	Up to 500kHz
Duty Cycle (Max)	48%	Synchronous Rectifier	No
Clock Sync	No	Serial Interfaces	-
Control Features	Frequency Control	Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Base Product Number	UC2845
Product Category	Switching Controllers	Output Voltage	4.95 V to 5.05 V
Output Current	1 A	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 85 C	Mounting Style	SMD/SMT
Operating Supply Voltage	30 V	Product Type	Switching Controllers
Factory Pack Quantity	55	Subcategory	PMIC - Power Management ICs
Type	Current Mode PWM Controllers	Unit Weight	0.011923 oz

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AVAQ bestimmt und verpackt alle Geräte auf der Grundlage der Schutzanforderungen gegen elektrostatische Entladung (ESD) und Feuchtigkeitsempfindlichkeit (MSL)..