L5972 STMicroelectronics, L5972 Datasheet - Page 2

• Manufacturer Part Number: L5972
• Description: 2A SWITCH STEP DOWN SWITCHING REGULATOR
• Manufacturer: STMicroelectronics

L5972D
PIN CONNECTION
PIN DESCRIPTION
THERMAL DATA
(*) Package mounted on board (4cm
ABSOLUTE MAXIMUM RATINGS
2/10
2,3,6,7
R
Symbol
Symbol
th (j-amb)
V
N°
1
4
5
8
T
P
4
V
V
T
I
, V
stg
1
tot
8
1
j
5
COMP
GND
OUT
VCC
Pin
Thermal Resistance Junction to ambient
Input Voltage
Out pin DC voltage
Out pin peak voltage at t = 0.1 s
Maximum output current
Analog pins
Power dissipation at Tamb
Operating junction temperature range
Storage temperature range
FB
Regulator Output.
Ground.
E/A output for frequency compensation.
Feedback input. Connecting directly to this pin results in an output voltage of 1.23V. An external
resistive divider is required for higher output voltages.
Unregulated DC input voltage.
2
ground-plane)
COMP
GND
GND
OUT
Parameter
Parameter
70°C
1
2
3
4
D02IN1367
Function
8
7
6
5
Max.
VCC
GND
GND
FB
-40 to 150
-55 to 150
int. limit.
-1 to 40
-5 to 40
Value
Value
65 (*)
1.2
40
4
°C/W
Unit
Unit
°C
°C
W
V
V
V
V