AME5125 Datasheet, PDF (5/11 Pages) Analog Microelectronics – High Efficiency 500KHz

AME
AME5125
High Efficiency 500KHz
Step-Up Converter
n Electrical Specifications
Typical values V_IN=3.7V, V_OUT=5V with typical T_A=25^oC, unless otherwise specified.
Parameter
Input Voltage Operating Range
Output Voltage Operating Range
Feedback Voltage
Switching Frequency
Max. Duty Cycle
Quiescent Current
Shutdown Current
Rectifying Switch on Resistance
Main Switch on Resistance
UVLO Rising Threshold Voltage
UVLO Falling Threshold Voltage
Switch Current Limit
EN Logic-High Voltage
EN Logic-Low Voltage
EN Input Current
Output OVP
Thermal Shutdown
Thermal Shutdown Hysteresis
Symbol
V_IN
V_OUT
V_FB
F_SW
D_MAX
V_OUT I_Q
I_SD
R_{DS(ON)_P}
R_{DS(ON)_N}
V_UVLOR
V_UVLOF
R_ISET
V_IH
V_IL
I_EN
V_OVP
T_SD
T_SDHYS
Test Condition
No switching
V_EN=0V
V_IN Voltage
V_IN Voltage
R_L=110 KΩ, V_OUT>V_IN
V_FB=0.6V
V_OUT=5V
Min Typ Max Units
2.7
5.5 V
3.3
5.5 V
0.588 0.6 0.612 V
400 500
KHz
90
%
60
µA
0.1
1
uA
50
mΩ
50
mΩ
2.6
V
2.4
V
4.0 5.5
A
1.4
V
0.6 V
0.1
uA
1.16xV_FB
V
6
V
150
o_C
20
o_C
Rev.P01
5