Integrated Circuits (ICs)

ISL81801FRTZ-T

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80V 4-SWITCH SYNCHRONOUS BUCK-BOOST PWM CONTROLLER, 32LD TQF / TAPE & REEL ROHS COMPLIANT: YES

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Integrated Circuits (ICs)

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80V 4-SWITCH SYNCHRONOUS BUCK-BOOST PWM CONTROLLER, 32LD TQF / TAPE & REEL ROHS COMPLIANT: YES

Technical Specifications

Parameters and characteristics for this part

Specification	ISL81801FRTZ-T

Clock Sync	True
Control Features	Current Limit, Off Time Control, Sequencing, Enable, Soft Start, Tracking, Ramp, On Time Control, Power on Reset, Phase Control, Pulse Skipping, Power Good
Frequency - Switching [Max]	600 kHz
Frequency - Switching [Min]	100 kHz
Function	Step-Up/Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Phases	2
Output Type	Transistor Driver
Supplier Device Package	32-TQFN (5x5)
Synchronous Rectifier	True
Topology	Buck-Boost
Voltage - Supply (Vcc/Vdd) [Max]	80 V
Voltage - Supply (Vcc/Vdd) [Min]	4.5 V

Part	Voltage - Input [Min]	Voltage - Input [Max]	Supplied Contents	Board Type	Regulator Topology	Utilized IC / Part	Outputs and Type	Outputs and Type	Voltage - Output	Main Purpose	Current - Output	Frequency - Switching	Mounting Type	Frequency - Switching [Max]	Frequency - Switching [Min]	Output Configuration	Topology	Output Type	Control Features	Operating Temperature [Min]	Operating Temperature [Max]	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Function	Supplier Device Package	Number of Outputs	Output Phases
Renesas Electronics Corporation ISL81801EVAL2Z	32 V	80 V	Board(s)	Fully Populated	Buck-Boost	ISL81801	Non-Isolated	1	48 V	DC/DC Step Up or Down	5 A	200 kHz
Renesas Electronics Corporation ISL81801FRTZ-T													Surface Mount	600 kHz	100 kHz	Positive	Buck-Boost	Transistor Driver	Current Limit Enable Off Time Control On Time Control Phase Control Power Good Power on Reset Pulse Skipping Ramp Sequencing Soft Start Tracking	-40 °C	125 °C	4.5 V	80 V	Step-Up/Step-Down	32-TQFN (5x5)	1	2
Renesas Electronics Corporation ISL81801EVAL1Z	9 VDC	80 V	Board(s)	Fully Populated	Buck-Boost	ISL81801	Non-Isolated	1	12 V	DC/DC Step Up or Down	10 A	200 kHz

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

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	6000	$ 6.45

General part information

Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 32-TQFN (5x5)

Technical documentation and resources