MIC2224 Datasheet, PDF (7/13 Pages) Micrel Semiconductor – High Efficiency 2MHz PWM Buck Converter with DAC Input and 40mOHM Bypass Switch

Micrel
Function Characteristics
Bypass Mode Transient
V_IN = 4.2V
L = 4.7µH
C_OUT = 1µF
0V
0V
Time 10 s
Current Limit Transient (Bypass Mode)
V_IN = 3.6V
VDAC = 1.3V
L = 4.7µH
0V
C_OUT = 1µF
0mA
Time 2ms
Enable Transient
V_IN = 3.6V
VDAC = 0.6V
L = 4.7µH
C_OUT = 1µF
0V
0V
Time 10µs
MIC2224
Bypass Mode Transient
V_IN = 4.2V
L = 4.7µH
C_OUT = 1µF
0V
0V
Time 10 s
Current Limit Transient (PWM Mode)
0V
V_IN = 3.6V
VDAC = 1.3V
L = 4.7µH
C_OUT = 1µF
0mA
Time 100µs
Load Transient
V_IN = 3.6V
VDAC = 0.6V
L = 4.7µH
C_OUT = 1µF
0mA
Time 10µs
January 2005
7
M9999-012705
www.micrel.com