UC3843ADG4 Semiconductors - ICs by Texas Instruments

PWM CONTROLLER CURRENT MODE SMD

Electronic & Electrical Components>Semiconductors - ICs>Power Management

Status:	Unknown
Series:	-
RoHS:	Unknown

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The UCx84xA family of control ICs is a pin-for-pin compatible improved version of the UCx84x family. Providing the necessary features to control currentmode or switched-mode power supplies, this family of devices has many improved features: startup current is less than 0.5 mA, oscillator discharge is trimmed to 8.3 mA, and during UVLO, the output stage can sink at least 10 mA at less than 1.2 V for VCC over 5 V.

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Specifications

Input Voltage	25V
Output Voltage	5.1V
Output Current	1A
Supply Voltage Min	12V
Supply Voltage Max	25V
Controller IC Case Style	SOIC
No. of Pins	14Pins
Frequency	500kHz
Operating Temperature Min	0°C
Operating Temperature Max	70°C
Product Range	-
Automotive Qualification Standard	-
RoHS Phthalates Compliant	Yes
MSL	MSL 1 - Unlimited
SVHC	No SVHC (27-Jun-2018)
Base Number	3843
Controller Type	PWM
IC Temperature Range	Commercial
Input Current	11mA
Operating Temperature Range	0°C to +70°C
Output Current Max	1A
Output Energy per Cycle	5µJ
Output Type	Totem Pole
Power Dissipation Pd	1W
Supply Voltage Range	12V to 25V
Termination Type	Surface Mount Device

Frequently Asked Questions

Where can I find additional details, specifications and documents for a UC3843ADG4?

Additional datasheets, footprints and schematics for UC3843ADG4 are listed on our Part Details page. You can also find images and similar parts to UC3843ADG4 on this page.

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What category does UC3843ADG4 fall under?

The UC3843ADG4 is listed under Electronic & Electrical Components > Semiconductors - ICs > Power Management.

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Is the UC3843ADG4 RoHS compliant?

This part has not been flagged as RoHS Compliant.

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