Micrel, Inc.

MIC37501/37502

May 2011

2

M9999-050511-B

Ordering Information

Part Number

Standard

RoHS Compliant

(1)

Output

Current

Voltage

(2)

Junction Temp. Range

Package

MIC37501-1.5BR

MIC37501-1.5WR

5A

1.5V

–40°C to +125°C

S-Pak-7

MIC37501-1.65BR

MIC37501-1.65WR

5A

1.65V

–40°C to +125°C

S-Pak-7

MIC37501-1.8BR

MIC37501-1.8WR

5A

1.8V

–40°C to +125°C

S-Pak-7

MIC37501-2.5BR

MIC37501-2.5WR

5A

2.5V

–40°C to +125°C

S-Pak-7

MIC37501-3.3BR

MIC37501-3.3WR

5A

3.3V

–40°C to +125°C

S-Pak-7

MIC37502BR

MIC37502WR

5A

Adj.

–40°C to +125°C

S-Pak-7

MIC37502BU

MIC37502WU

5A

Adj.

–40°C to +125°C

To-263-5

Notes:

1.

RoHS compliant with “high-melting solder” exemption.

2.

Other Voltage available. Contact Micrel for detail.

Pin Configuration

5 ADJ

4 VOUT

3 GND

2 VIN

1EN

TO-263-5

7 FLG/ADJ

6 VOUT

5 VOUT

4 GND

3 VIN

2 VIN

1EN

S-PAK-7

Pin Description

Pin Number

TO-263-5

Pin Number

S-PAK-7

Pin Name

Pin Name

1

1

EN

Enable (input): CMOS-compatible input. Logic high = enable, logic

low = shutdown.

2

2, 3

VIN

Input voltage which supplies current to the output power device.

Connect pins 2 and 3 together externally.

3

4

GND

Ground (TAB is connected to ground).

4

5, 6

VOUT

Regulator Output: Connect pins 5 and 6 together externally.

—

7

FLG

Error Flag (output): Open collector output. Active low indicates an

output fault condition.

5

7

ADJ

Adjustable regulator feedback input. Connect to resistor voltage

divider.