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L7981 Datasheet

L7981 Datasheet
Total Pages: 42
Size: 1,151.69 KB
STMicroelectronics
This datasheet covers 4 part numbers: L7981, L7981TR, L7981A, L7981ATR
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L7981

STMicroelectronics

Manufacturer

STMicroelectronics

Series

-

Function

Step-Down

Output Configuration

Positive

Topology

Buck

Output Type

Adjustable

Number of Outputs

1

Voltage - Input (Min)

4.5V

Voltage - Input (Max)

28V

Voltage - Output (Min/Fixed)

0.6V

Voltage - Output (Max)

28V

Current - Output

3A

Frequency - Switching

250kHz ~ 1MHz

Synchronous Rectifier

No

Operating Temperature

-40°C ~ 150°C (TJ)

Mounting Type

Surface Mount

Package / Case

8-VFDFN Exposed Pad

Supplier Device Package

8-VFQFPN (3x3)

L7981TR

STMicroelectronics

Manufacturer

STMicroelectronics

Series

-

Function

Step-Down

Output Configuration

Positive

Topology

Buck

Output Type

Adjustable

Number of Outputs

1

Voltage - Input (Min)

4.5V

Voltage - Input (Max)

28V

Voltage - Output (Min/Fixed)

0.6V

Voltage - Output (Max)

28V

Current - Output

3A

Frequency - Switching

250kHz ~ 1MHz

Synchronous Rectifier

No

Operating Temperature

-40°C ~ 150°C (TJ)

Mounting Type

Surface Mount

Package / Case

8-VFDFN Exposed Pad

Supplier Device Package

8-VFQFPN (3x3)

L7981A

STMicroelectronics

Manufacturer

STMicroelectronics

Series

-

Function

Step-Down

Output Configuration

Positive

Topology

Buck

Output Type

Adjustable

Number of Outputs

1

Voltage - Input (Min)

4.5V

Voltage - Input (Max)

28V

Voltage - Output (Min/Fixed)

0.6V

Voltage - Output (Max)

28V

Current - Output

3A

Frequency - Switching

250kHz ~ 1MHz

Synchronous Rectifier

No

Operating Temperature

-40°C ~ 150°C (TJ)

Mounting Type

Surface Mount

Package / Case

8-SOIC (0.154", 3.90mm Width) Exposed Pad

Supplier Device Package

8-HSOP-EP

L7981ATR

STMicroelectronics

Manufacturer

STMicroelectronics

Series

-

Function

Step-Down

Output Configuration

Positive

Topology

Buck

Output Type

Adjustable

Number of Outputs

1

Voltage - Input (Min)

4.5V

Voltage - Input (Max)

28V

Voltage - Output (Min/Fixed)

0.6V

Voltage - Output (Max)

28V

Current - Output

3A

Frequency - Switching

250kHz ~ 1MHz

Synchronous Rectifier

No

Operating Temperature

-40°C ~ 150°C (TJ)

Mounting Type

Surface Mount

Package / Case

8-SOIC (0.154", 3.90mm Width) Exposed Pad

Supplier Device Package

8-HSOP-EP