Specification	IR3621F

Clock Sync	Yes
Control Features	Soft Start, Frequency Control, Power Good
Duty Cycle (Max)	86.5 %
Frequency - Switching (Max)	500 kHz
Frequency - Switching (Min)	200 kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	2
Operating Temperature (Max)	125 °C
Operating Temperature (Min)	-40 °C
Output Configuration	Positive
Output Phases	2
Output Type	Transistor Driver
Package Length	0.173 in
Package Name	28-TSSOP
Package Width	4.4 mm
Synchronous Rectifier	Yes
Topology	Buck
Voltage - Supply (Vcc/Vdd) Maximum	14.5 V
Voltage - Supply (Vcc/Vdd) Minimum	5.5 V

IR3621 Series

Part	Mounting Type	Duty Cycle (Max)	Output Phases	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Package / Case	Output Type	Number of Outputs	Control Features	Frequency - Switching (Max)	Frequency - Switching (Min)	Operating Temperature (Max)	Operating Temperature (Min)	Package Name	Package Length	Package Width	Output Configuration	Function	Synchronous Rectifier	Topology	Clock Sync
INFINEON IR3621M	Surface Mount	86.5 %	2	5.5 V	14.5 V	32-VFQFN Exposed Pad	Transistor Driver	2	Frequency Control Power Good Soft Start	500 kHz	200 kHz	125 °C	-40 °C	32-MLPQ	5 mm	5 mm	Positive	Step-Down	Yes	Buck	Yes
INFINEON IR3621F	Surface Mount	86.5 %	2	5.5 V	14.5 V		Transistor Driver	2	Frequency Control Power Good Soft Start	500 kHz	200 kHz	125 °C	-40 °C	28-TSSOP	0.173 in	4.4 mm	Positive	Step-Down	Yes	Buck	Yes
INFINEON IR3621FTR	Surface Mount	86.5 %	2	5.5 V	14.5 V		Transistor Driver	2	Frequency Control Power Good Soft Start	500 kHz	200 kHz	125 °C	-40 °C	28-TSSOP	0.173 in	4.4 mm	Positive	Step-Down	Yes	Buck	Yes
INFINEON IR3621MTR	Surface Mount	86.5 %	2	5.5 V	14.5 V	32-VFQFN Exposed Pad	Transistor Driver	2	Frequency Control Power Good Soft Start	500 kHz	200 kHz	125 °C	-40 °C	32-MLPQ	5 mm	5 mm	Positive	Step-Down	Yes	Buck	Yes

Pricing

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

Create a free account to access distributor pricing data.

3D models and CAD resources for this part

Technical documentation and resources