Micrel, Inc.

MIC5528

Ordering Information

Part Number

Marking

Code

Output

Voltage

(1)

Auto-

Discharge

EN

Pulldown

Temperature

Range

Package

(2, 3, 4)

MIC5528-3.3YMT

CF

3.3V

YES

YES

–40°C to +125°C

6-Pin 1.2mm × 1.2mm TDFN

MIC5528-2.8YMX

CI

2.8V

YES

YES

–40°C to +125°C

6-Pin 1.2mm × 1.2mm XTDFN

MIC5528-3.3YMX

CF

3.3V

YES

YES

–40°C to +125°C

6-Pin 1.2mm × 1.2mm XTDFN

Notes:

1.

Other voltages available. Contact Micrel for details.

2.

Thin DFN

▲ = Pin 1 identifier.

3.

Extra Thin DFN

▼ = Pin 1 identifier.

4.

Extra Thin and Thin DFN are GREEN, RoHS-compliant packages. Lead finish is NiPdAu. Mold compound is Halogen Free.

Pin Configuration

6-Pin 1.2mm × 1.2mm Thin DFN (MT)

(Top View)

6-Pin 1.2mm × 1.2mm Extra Thin DFN (MX)

(Top View)

Pin Description

Pin Number

Pin Name

XTDFN-6

Pin Function

1, 2

VOUT

Output Voltage. When disabled the MIC5528 switches in an internal 25Ω load to discharge the

external capacitors.

3

GND

Ground.

4

EN

Enable Input: Active High. High = ON; Low = OFF. The MIC5528 has an internal pulldown and

this pin can be left floating.

5

NC

No Connection.

6

VIN

Supply Input.

EP

ePad

Exposed Heatsink Pad. Connect to GND for best thermal performance.

May 5, 2014

2

Revision 1.1