MIC2549A-1YM Micrel Inc, MIC2549A-1YM Datasheet - Page 9

• Manufacturer Part Number: MIC2549A-1YM
• Description: IC SW CURR LIMIT HI SIDE 8-SOP
• Manufacturer: Micrel Inc
• Type: High Sider

Specifications of MIC2549A-1YM

• Input Type: Non-Inverting
• Number Of Outputs: 1
• On-state Resistance: 35 mOhm
• Current - Peak Output: 3A
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Short Circuit Current Limit: 0.5 to 3A
• Input Voltage Range: 2.7 to 5.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output / Channel: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-2180; MIC2549A-1YM

Functional Characteristics
April 2004
MIC2545A/2549A
MIC2545A-1
MIC2545A-1
MIC2545A-1
Enable Into Short Circuit
Current-Limit Threshold 1.12A (I
Current-Limit Response
Thermal
Shutdown
Turn-On Response
TIME (100ms/div.)
TIME (100ms/div.)
TIME (500 s/div.)
I
SET
Thermal Shutdown
= 1A
Load Removed
500mA
Short-Circuit Current
820mA
V
R
IN
SET
V
C
R
= 5V
IN
L
L
= 240
= 100 F
= 10
= 5V
TH
C = 5V
R
)
L
= 1
9
MIC2545A-1
MIC2545A-1
MIC2545A-1
500mA
Inrush Current Response
Turn-Off Response
Short-Circuit Response
Shutdown
Thermal
TIME (1ms/div.)
C
Current-Limit Threshold 1.12A
TIME (100ms/div.)
TIME (500 s/div.)
L
= 490 F
Short Circuit
C
L
= 130 F
Short-Circuit Current
C
L
820mA (I
= 10 F
V
C
R
IN
L
L
= 100 F
= 10‰
= 5V
V
R
IN
L
SHORT
= 10
= 5V
)
V
IN
= 5V
M9999-041204
Micrel