UCC39421PW

Obsolete

Texas Instruments

IC REG CTRLR MULT TOP 16TSSOP

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Obsolete

Texas Instruments

IC REG CTRLR MULT TOP 16TSSOP

Technical Specifications

Parameters and characteristics for this part

Specification	UCC39421PW

Clock Sync	True
Control Features	Low Battery, Enable, Reset, Frequency Control
Duty Cycle (Max) [Max]	88 %
Frequency - Switching [Max]	1.2 MHz
Frequency - Switching [Min]	150 kHz
Function	Step-Up, Step-Up/Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	0 °C
Output Configuration	Positive
Output Phases	1
Output Type	Transistor Driver
Package / Case	16-TSSOP
Package / Case [x]	0.173 in
Package / Case [y]	4.4 mm
Supplier Device Package	16-TSSOP
Synchronous Rectifier	True
Topology	Flyback, SEPIC, Boost
Voltage - Supply (Vcc/Vdd) [Max]	8 V
Voltage - Supply (Vcc/Vdd) [Min]	1.8 V

Part	Duty Cycle (Max) [Max]	Mounting Type	Output Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Topology	Control Features	Output Phases	Supplier Device Package	Package / Case [x]	Package / Case	Package / Case [y]	Number of Outputs	Operating Temperature [Max]	Function	Frequency - Switching [Min]	Frequency - Switching [Max]	Output Configuration	Package / Case	Package / Case
Texas Instruments UCC39421PWG4	88 %	Surface Mount	Transistor Driver	1.8 V	8 V	Boost Flyback SEPIC	Enable Frequency Control Low Battery Reset	1	16-TSSOP	0.173 in	16-TSSOP	4.4 mm	1	70 °C	Step-Up Step-Up/Step-Down	150 kHz	1.2 MHz	Positive
Texas Instruments UCC39421PW	88 %	Surface Mount	Transistor Driver	1.8 V	8 V	Boost Flyback SEPIC	Enable Frequency Control Low Battery Reset	1	16-TSSOP	0.173 in	16-TSSOP	4.4 mm	1	70 °C	Step-Up Step-Up/Step-Down	150 kHz	1.2 MHz	Positive
Texas Instruments UCC39421PWTR	88 %	Surface Mount	Transistor Driver	1.8 V	8 V	Boost Flyback SEPIC	Enable Frequency Control Low Battery Reset	1	16-TSSOP	0.173 in	16-TSSOP	4.4 mm	1	70 °C	Step-Up Step-Up/Step-Down	150 kHz	1.2 MHz	Positive
Texas Instruments UCC39421N	88 %	Through Hole	Transistor Driver	1.8 V	8 V	Boost Flyback SEPIC	Enable Frequency Control Low Battery Reset	1	16-PDIP		16-DIP		1	70 °C	Step-Up Step-Up/Step-Down	150 kHz	1.2 MHz	Positive	0.3 in	7.62 mm

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

General part information

Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP

Technical documentation and resources