EUP7913 Datasheet, PDF (5/11 Pages) Eutech Microelectronics Inc – 300mA Low-Noise LDO Without Bypass Capacitor

EUP7913/A
Absolute Maximum Ratings (1)
„ IN,OUT and EN to GND----------------------------------------------------------- -0.3V to 6V
„ Junction Temperature ---------------------------------------------------------------------- 150°C
„ Storage Temperature Range ---------------------------------------------------- -65°C to +150°C
„ Lead Temperature -------------------------------------------------------------------------- 260°C
„ Thermal Resistance θ_JA (SOT23-3) -----------------------------------------------------250°C/W
„ Thermal Resistance θ_JA (SOT23-5) -----------------------------------------------------220°C/W
„ ESD Rating
Human Body Model --------------------------------------------------------------------- 2kV
Recommend Operating Conditions (2)
„ V_IN ----------------------------------------------------------------------------------- 2.5V to 5.5V
„ V_EN ------------------------------------------------------------------------------------ 0V to 5.5V
„ Operating Temperature Range ------------------------------------------------ -40°C to +85°C
Note (1): Stress beyond those listed under “Absolute Maximum Ratings” may damage the device.
Note (2): The device is not guaranteed to function outside the recommended operating conditions.
Electrical Characteristics
Conditions: V_IN=V_OUT+0.5V or 2.5V whichever is greater, V_EN=V_IN,C_IN=C_OUT=1uF,T_A= -40°C to +85°C
,Unless otherwise specified.
Symbol
Parameter
Conditions
EUP7913
Min Typ Max.
Input Voltage
2.5
5.5
I_OUT=1mA to 30mA,T_A= +25
-2
2
∆V_OUT Output Voltage Accuracy I_OUT=1mA to 30mA,
T_A=-40 to +85
-3.0
3.0
I_OUTMAX Maximum Output Current
300
I_LIMIT Current Limit
V_DROP Dropout Voltage (Note3)
V_OUT=V_OUT(nom) × 90%
V_OUT ≥ 3V , I_OUT=300mA
2.4 ≤ V_OUT ≤ 3V, I_OUT=300mA
550
180
200
200
300
I_Q Quiescent Current
No Load
30
50
V_LNR Line Regulation
V_LDR Load Regulation
V_IN=(V_OUT+0.5V) to 5.5V, I_OUT=10mA
1mA ≤ I_OUT ≤ 300mA
0.02 0.15
15
30
I_SHDN Shutdown Supply Current VEN=0,TA=+25 (EUP7913A)
0.3
1.5
PSRR
Power Supply Ripple
Rejection
V_IN=(V_OUT+1V)
f=1kHz, I_LOAD=10mA
V_IN=(V_OUT+1V) f=10kHz, I_LOAD=10mA
70
60
V_IN=(V_OUT+1V) f=100kHz,
I_LOAD=10mA
45
Output Noise Voltage
(RMS)
f=10Hz~100kHz, V_OUT=1.5V,
No Load
30
V_ENL
V_ENH
Turn-on Time (Note4)
VENL (EN logic low)
VENH (EN logic high)
R_LOAD=50Ω,T_A=+25
V_IN=2.5V to 5.5V (EUP7913A)
V_IN=2.5V to 5.5V (EUP7913A)
100
0.4
1.5
VEN Input Bias Current V_IN=5.5V, V_EN=0 or 5.5V (EUP7913A) -1
1
RDIS Output Discharge Switch V_EN=0,V_IN=3.6V
500
T_SD
Thermal Shutdown
Temperature
155
∆T_SD
Thermal Shutdown
Hysteresis
15
Rdischarge V_OUT Discharge Resistance V_EN=0 (EUP7913A)
500
Note (3): Dropout is defined as V_IN-V_OUT when V_OUT is 100mV below the value of V_OUT for V_IN=V_OUT+0.5V
Note (4): Time needed for V_OUT to reach 90% of final value.
Unit
V
%
mA
mA
mV
µA
%/V
mV
µA
dB
µV
µs
V
V
µA
Ω
°C
°C
Ω
DS7913/A Ver1.1 Dec. 2008
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