Buck Regulator Positive Output Step-Down DC-DC Controller IC
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IR3640MPBF

DigiKey Part Number
IR3640MPBF-ND
Manufacturer
Manufacturer Product Number
IR3640MPBF
Description
IC REG CTRLR BUCK 20MLPQ
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Supply (Vcc/Vdd)
4.5V ~ 5.5V
Manufacturer
Infineon Technologies
Frequency - Switching
225kHz ~ 1.65MHz
Packaging
Tube
Duty Cycle (Max)
92%
Part Status
Obsolete
Synchronous Rectifier
Yes
Output Type
Transistor Driver
Clock Sync
Yes
Function
Step-Down
Control Features
Current Limit, Enable, Frequency Control, Power Good, Sequencing, Soft Start
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Buck
Mounting Type
Surface Mount
Number of Outputs
1
Package / Case
20-VFQFN Exposed Pad
Output Phases
1
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Obsolete
This product is no longer manufactured. View Alternative Package Types