MIC2012YM Micrel Inc, MIC2012YM Datasheet - Page 10

• Manufacturer Part Number: MIC2012YM
• Description: IC USB PWR CTRLR DUAL 8-SOIC
• Manufacturer: Micrel Inc

Specifications of MIC2012YM

• Lead Free Status: Lead free
• 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)
• Other names: 576-1682-5; MIC2012YM

MIC2012
Functional Characteristics
MIC2012/2072
V
S3# = 5V
EN = [ON]
R
C
MAIN
LOAD
LOAD
= V
= 10
= 1F
AUX
;V
MAIN
Main Turn-On Response
Main Start-up by UVLO
AUX Start-up by UVLO
& V
AUX
3.20V
TIME (500s/div)
TIME (500s/div)
TIME (250s/div)
ramp from 0V to 5V
EN toggles from [OFF] to [ON]
V
V
EN = [ON]
R
C
V
AUX
MAIN
LOAD
LOAD
MAIN
ramps from 0V to 5V
= S3# = 0V
= 50
= 1F
= V
V
C
MAIN
AUX
L
R
C
= 100F
= V
R
S3# = 5V
LOAD
L
LOAD
AUX
= 5V
= 10
= 10
= 1F
=5V
10
V
V
EN = [ON]
R
C
S3# = 5V
EN = [ON]
R
C
V
AUX
MAIN
LOAD
LOAD
MAIN
LOAD
LOAD
ramps from 5V to 0V
= V
= S3# = 0V
= 50
= 1F
= 10½
= 1µF
AUX
;V
Main Shut-down by UVLO
MAIN
AUX Shutdown by UVLO
Main Turn-Off Response
& V
AUX
TIME (10ms/div)
TIME (10ms/div)
TIME (100s/div)
ramp from 5V to 0V
EN toggles from [ON] to [OFF]
V
MAIN
2.96V
2.96V
= V
V
C
MAIN
L
AUX
R
= 100F
= V
R
C
S3# = 5V
LOAD
L
LOAD
AUX
= 5V
= 10
= 1F
= 10
=5V
January 2005
Micrel