3.0A, 52kHz, Step-Down Switching Regulator

LM2576

ABSOLUTE MAXIMUM RATINGS

(Absolute Maximum Ratings indicate limits beyond which damage to the device may occur)

Maximum Junction Temperature

150

℃

Lead Temperature (Soldering,10seconds)

-

260

℃

Minimum ESD Rating(Human Body Model :

-

2.0

kV

C=100 pF, R=1.5㏀)

Storage Temperature Range

-60 to +150

℃

Thermal Resistance, Junction to Case

5.0

℃/W

Thermal Resistance, Junction to Ambient

70

℃/W

5.0

℃/W

TO-263 5Lead

Internally Limited

W

W

Thermal Resistance, Junction to Ambient

65

℃/W

-

- 1.0

Power Dissipation

TO-220 5Lead

Internally Limited

Thermal Resistance, Junction to Case

Rating

Symbol

Value

Unit

Maximum Supply Voltage

Vin

45

HTC

- 2 -

V

On/Off Pin Input Voltage

-

-0.3V ≤ V ≤ +Vin

V

Output Voltage to Ground (Steady-State)

V

Typical Application (Fixed Output Voltage Versions)

Figure 1. Block Diagram and Typical Application