MIC2012CM Micrel Inc, MIC2012CM Datasheet - Page 11

• Manufacturer Part Number: MIC2012CM
• Description: IC USB PWR CTRLR DUAL 8-SOIC
• Manufacturer: Micrel Inc

Specifications of MIC2012CM

• Controller Type: USB Power Controller
• Interface: USB
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 1mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Input Voltage: 5V
• On State Resistance: 0.1ohm
• Thermal Protection: Yes
• No. Of Outputs: 2
• Internal Switch: Yes
• Distribution Switch Case Style: SOIC
• No. Of Pins: 8
• Current Limit: 1.8A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

January 2005
MIC2012
C
L
= 10F
Main Inrush Current into C
Turn-On from S3# to AUX
AUX Turn-On Response
C
L
= 560F
TIME (500s/div)
TIME (100s/div)
TIME (100s/div)
C
L
= 100F
S3# toggles from [HI] to [LOW]
EN toggles from [OFF] to [ON]
EN toggles from [OFF] to [ON]
C
LOAD
V
AUX
= 10F, 100F, 560F
V
V
=5V, V
MAIN
MAIN
LOAD
R
LOAD
= V
= S3# = 0V
C
C
R
R
EN = [ON]
S3# = 5V
LOAD
LOAD
V
LOAD
MAIN
LOAD
= OPEN
AUX
AUX
= 0V
= 5V
= 50
= 1F
= 50
= 1F
=5V
11
V
S3# = 5V, EN = [ON]
C
R
V
S3# toggles from [LO] to [HI]
EN = [ON]
R
C
MAIN
LOAD
LOAD
AUX
LOAD
LOAD
=5V, V
= V
= 1F
toggles from > 1k to <0.5
= 50
= 1F
Main-Ramped to Short by MOSFET
AUX
MAIN
=5V
Turn-Off from AUX to S3#
AUX Turn-Off Response
= 0V
TIME (50ms/div)
TIME (100s/div)
TIME (1ms/div)
1.4A
EN toggles from [ON] to [OFF]
V
MAIN
= S3# = 0V
C
R
LOAD
V
LOAD
AUX
= 50
= 1F
=5V
MIC2012/2072
Micrel