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MIC2224YML-EV

P1-P3P4-P6P7-P9P10-P12P13-P13
Micrel, Inc. MIC2224
September 2006 7
M9999-091106
Functional Characteristics
Bypass Mode Transient
Time 10µs
DAC Voltage
(500mV/div)
Output Voltage
(2V/div)
V
IN
= 4.2V
L = 4.7µH
C
OUT
= 1µF
0V
0V
Bypass Mode Transient
Time 10µs
DAC Voltage
(500mV/div)
Output Voltage
(2V/div)
V
IN
= 4.2V
L = 4.7µH
C
OUT
= 1µF
0V
0V
Current Limit Transient (Bypass Mode)
Time 2ms
Output Current
(500mA/div)
Output Voltage
(2V/div)
V
IN
= 3.6V
VDAC = 1.3V
L = 4.7µH
C
OUT
= 1µF
0mA
0V
Current Limit Transient (PWM Mode)
Time 100µs
Output Current
(500mA/div)
Output Voltage
(2V/div)
V
IN
= 3.6V
VDAC = 1.3V
L = 4.7µH
C
OUT
= 1µF
0mA
0V
Enable Transient
Time 10µs
Enable Voltage
(1V/div)
Output Voltage
(1V/div)
V
IN
= 3.6V
VDAC = 0.6V
L = 4.7µH
C
OUT
= 1µF
0V
0V
Load Transient
Time 10µs
Output Current
(100mA/div)
Output Voltage
(100mV/div)
V
IN
= 3.6V
VDAC = 0.6V
L = 4.7µH
C
OUT
= 1µF
0mA
Micrel, Inc. MIC2224
September 2006 8
M9999-091106
Functional Characteristics (cont.)
Output Voltage Transient
Time 10µs
DAC Voltage
(500mV/div)
Output Voltage
(1V/div)
V
IN
= 3.6V
L = 4.7µH
C
OUT
= 1µF
0V
0V
Output Voltage Transient
Time 10µs
DAC Voltage
(500mV/div)
Output Voltage
(1V/div)
V
IN
= 3.6V
L = 4.7µH
C
OUT
= 1µF
0V
0V
Switch Voltage - Output Ripple
Time 400nµs
Switch Voltage
(2V/div)
Output Voltage Ripple
AC Coupled
(10mV/div)
V
IN
= 3.6V
VDAC = 0.6V
I
OUT
= 600mA
L = 4.7µH
C
OUT
= 1µF
Micrel, Inc. MIC2224
September 2006 9
M9999-091106
Functional Diagram
1.2V
DRIVER
AVIN
VIN
DAC
EN
80k
40k
AGND PGND
SW
VOUT
MIC2224 Block Diagram
P1-P3P4-P6P7-P9P10-P12P13-P13

MIC2224YML-EV

Mfr. #:
Buy MIC2224YML-EV
Manufacturer:
Description:
Power Management IC Development Tools Eval - 2MHz PWM DAC power supply
Lifecycle:
New from this manufacturer.
Delivery:
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