LM2576BU Micrel Inc, LM2576BU Datasheet - Page 2

• Manufacturer Part Number: LM2576BU
• Description: IC REG BUCK 3A ADJ TO-263-5
• Manufacturer: Micrel Inc
• Type: Step-Down (Buck)r

Specifications of LM2576BU

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 37 V
• Current - Output: 3A
• Frequency - Switching: 42kHz ~ 63kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LM2576
Ordering Information
Pin Configurations
M9999-082605-B
* Adjustable output regulators.
**RoHS compliant with "hot-melting solder" exemption.
†
GND
Standard
LM2576BT*
LM2576-3.3BT
LM2576-5.0BT
LM2576-12BT
LM2576BU*
LM2576-3.3BU
LM2576-5.0BU
LM2576-12BU
Contact factory for bent or staggered leads option.
5-LEAD TO-220 (T)
Part Number
†
†
†
†
RoHS Compliant**
LM2576WT*
LM2576-3.3WT
LM2576-5.0WT
LM2576-12WT
LM2576WU*
LM2576-3.3WU
LM2576-5.0WU
LM2576-12WU
5- ON/OFF
4- FEEDBACK
3- GROUND
2- OUTPUT
1- V IN
‡
†
†
†
†
2
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
GND
Range
5-LEAD TO-263 (U)
5- ON/OFF
4- FEEDBACK
3- GROUND
2- OUTPUT
1- V IN
Temperature
TO-220-5
TO-220-5
TO-220-5
TO-220-5
TO-263-5
TO-263-5
TO-263-5
TO-263-5
Package
August 2005
Micrel, Inc.