EP4001_15 Datasheet, PDF (4/10 Pages) Eorex Corporation – High Efficiency, Step-Up Converter with EXT

eorex
EP4001
Electrical Characteristics
(V_IN = 1.5V, V_OUT=3.3V, IL = 0mA, T_A=25°C, Test Circuit Figure 2, unless otherwise specified)
Symbol
Parameter
Conditions
Min. Typ. Max.
V_S Start-up Voltage
Operating V_OUT Range
I_L=1mA
V_IN pin voltage
0.85 1.05
2
4.2
I_Q
Quiescent Current (Shutdown
Current)
EN pin = 0V, V_IN=4.5V
0.01
1
Units
V
V
µA
I_Q
Quiescent Current (Switch-off
Current)
V_IN=6V
I_Q
Quiescent Current (Continuous
Switching Current)
V_IN=EN=3.3V,
V_FB=GND
I_Q
Quiescent Current (No Load
Current)
35
50
µA
0.4
0.6
mA
110
µA
V_FB Feedback Reference Voltage
F_S
D_MAX
I_LIMIT
V_OUT
Switching Frequency
Maximum Duty
SW ON Resistance
Current Limit Setting
EXT ON Resistance to V_IN
EXT ON Resistance to GND
Output Voltage
V_OUT
∆V_LINE
∆V_LOAD
Output Voltage
Line Regulation
Load Regulation
∆V_LOAD
T_S
Load Regulation
EN Pin Trip Level
Temperature Stability for V_OUT
Thermal Shutdown
Thermal Shutdown Hysteresis
T_A =+25°C
0°C≤T_A ≤ 85°C
-40°C≤T_A ≤ 85°C
V_IN=1.5V, I_L=100mA
-40°C≤T_A ≤ 85°C
V_IN=3.0V, I_L=300mA
-40°C≤T_A ≤ 85°C
V_IN=1V to 3V, I_L=1mA
V_IN=1.5V, I_L=1mA to
100mA
V_IN=3.0V, I_L=1mA to
300mA
1.195 1.220 1.245
V
1.190 1.220 1.250
V
1.183 1.220 1.257
V
380 450 520 KHz
85
90
%
0.03 1.1
Ω
2
A
16
Ω
18
Ω
3.200 3.300 3.400
V
3.200
0.4
3.300
0.3
0.4
0.4
0.8
110
165
10
3.400
V
mV/V
mV/mA
mV/mA
1.2
V
ppm/°C
°C
°C
Aug. 2006
www.eorex.com
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