AP1184 Datasheet, PDF (3/11 Pages) Anachip Corp – 4A Ultra Low Dropout Positive Adjustable or Fixed-mode Regulator

4A Ultra Low Dropout Positive Adjustable or Fixed-mode Regulator
AP1184
„ Absolute Maximum Ratings
Symbol
V_IN
V_ctrl
P_D
T_ST
T_OP
Parameter
Input Voltage
Control Input voltage
Power dissipation
Storage temperature Range
Operation Junction Temperature Range
Rating
Unit
16
V
18
V
Internally limited
-65 to +150
o_C
0 to +150
o_C
„ Electrical Characteristics
Unless otherwise specified, these specifications apply over, Cin=1uF, Cout=10uF, and Tj=0 to 150^oC. Typical value refer to Tj=25^oC.
Vout=Vsense.
Sym. Parameter
V_REF Reference Voltage
Line Regulation
V_out Output Voltage
Load
Regulation
Test Condition
AP1184-Adj
AP1184-XXX
AP1184-1.5
AP1184-1.8
AP1184-2.5
AP1184-3.3
AP1184-5.0
AP1184-Adj
AP1184-1.5
AP1184-1.8
AP1184-2.5
AP1184-3.3
AP1184-5.0
Io=10mA, Tj=25^oC, (Vin-Vout)=0.7V,
V_ctrl=V_IN+1V
I_O=10mA, V_OUT+0.7V<V_IN<12V, T_J =25^oC
V_ctrl=V_IN+1V
I_OUT = 10mA, T_J = 25^oC, 2.2V≦V_IN≦12V
V_ctrl=V_IN+1V
I_OUT = 10mA, T_J = 25^oC, 2.5V≦V_IN≦12V
V_ctrl=V_IN+1V
I_OUT = 10mA, T_J = 25^oC, 3.2V≦V_IN≦12V
V_ctrl=V_IN+1V
I_OUT = 10mA, T_J = 25^oC, 4.0V≦V_IN≦12V
V_ctrl=V_IN+1V
I_OUT = 10mA, T_J = 25^oC, 5.7V≦V_IN≦12V
V_ctrl=V_IN+1V
0mA<Io<4A, T_J =25^oC
(V_IN- V_OUT)=2V ,V_ctrl =V_IN + 1V
V_IN=3V, 0mA<Io<4A, T_J =25^oC
V_ctrl=4V
V_IN=3.3V, 0mA<Io<4A, T_J =25^oC
V_ctrl=4.3V
V_IN=4V, 0mA<Io<4A, T_J =25^oC
V_ctrl=5V
V_IN = 5V, 0mA<Io<4A, T_J=25^oC
V_ctrl=6V
V_IN = 8V, 0mA<Io<4A, T_J=25^oC
V_ctrl=9V
Vadj=0V for all conditions below.
Min. Typ. Max. Unit
1.225 1.250 1.275 V
0.2 %
1.470 1.500 1.530 V
1.764 1.800 1.836 V
2.450 2.500 2.550 V
3.235 3.300 3.365 V
4.900 5.000 5.100 V
1
%
12 15 mV
15 18 mV
20 25 mV
26 33 mV
40 50 mV
Dropout Voltage
(Vctrl –Vout)
Vin=2.05V, Io=1.5A
Vin=2.05V, Io=3A
1.15
1.18
V
Vin=2.05V, Io=4A
1.10 1.25
Vadj=0V for all conditions below.
Dropout Voltage
(Vin -Vout)
Current Limit
Minimum Load
Current
V_ctrl =2.75V, Io=1.5A
V_ctrl =2.75V, Io=3A
V_ctrl =2.75V, Io=4A
V_ctrl =2.75V, Vin=2.05V,∆Vo=100mV, Vadj=0V
V_ctrl =5V, Vin=3.3V, Vadj=0V
0.26 0.38
0.50 0.60
V
0.70 0.85
4.2
A
5
10 mA
Anachip Corp.
www.anachip.com.tw
Rev.1.1 Sep 7, 2004
3/11