MIC2546 Micrel Semiconductor, MIC2546 Datasheet - Page 6

• Manufacturer Part Number: MIC2546
• Description: Dual Programmable Current Limit Switch Preliminary Information
• Manufacturer: Micrel Semiconductor

MIC2546/2547
Functional Characteristics
MIC2546/2547
MIC2546-1
MIC2546-1
MIC2547-1
V
C
R
IN
IN
L
= 1
= 5V
= 4.7 F
Thermal Shutdown
Current-Limit Response
Enable Into Heavy Load
V
C
R
I
SET
Turn-On Response
IN
IN
L
= 1
= 5V
= 4.7 F
TIME (100ms/div.)
= 1A
TIME (500 s/div.)
TIME (500 s/div.)
I
SET
= 1A
Thermal Shutdown
V
C
C
R
IN
IN
L
L
= 1 F
= 10
= 5V
= 4.7 F
Output Latched
Reset
6
MIC2546-1
MIC2546-1
MIC2546-1
C
Inrush Current Response
C
Turnoff Response
Enable Into Heavy Load
L
L
= 110 F
= 60 F
TIME (1ms/div.)
TIME (100ms/div.)
TIME (500 s/div.)
V
C
IN
IN
C
V
C
= 5V
= 4.7 F
L
IN
IN
= 10 F
= 5V
= 4.7 F
V
C
R
IN
IN
L
= 10
= 5V
= 4.7 F
C
R
L
L
= 1 F
= 10
I
R
SET
L
= 1
= 1A
June 2000
Micrel