R5538 Series
Power Switch IC for Express Card
R5538 Series
Power Switch IC for Express Card
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Description
The R5538 is the power interface switch IC for single slot ExpressCard and realizes the total power management function required by ExpressCard. The R5538 distributes 3.3V, 3.3Vaux, and 1.5V to the ExpressCard socket. Each voltage line is protected with a built-in current limit circuit and a thermal shutdown circuit in the R5538.
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Spec
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Technical
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Quality &
PackagesProduct Name Compatibility Package Marking Reliability R5538D001-TR-FK QFN0404-20 R5538D R5538D-FK - Refer to the datasheets for the details on the product.
- The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
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Sample / Buy
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Buy Online
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Buy, Request for Samples, Request for Information Materials
Authorized Distributors
Please contact your local distributors for any sales-related inquiry such as price, stock, delivery, etc.
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Download Datasheet
Functional Description
TSD | Thermal Shutdown Function |
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Reverse Current Protection | Reverse Current Protection |
OCP | Overcurrent Protection |
UVLO | Undervoltage Lockout Protection |
OVLO | Overvoltage Lockout Protection |
Soft Start | Soft Start Function |
PGOOD | Power Good Output |
Auto Discharge | Auto Discharge Circuit |