AAT2503 Datasheet, PDF (4/22 Pages) Advanced Analogic Technologies – Adjustable 3-Channel Regulator

DATA SHEET
AAT2503
Adjustable Three-Channel Regulator
Electrical Characteristics¹
V_IN = 3.6V; T_A = -40°C to +85°C, unless otherwise noted. Typical values are T_A = 25°C.
Symbol Description
Bias Power Supply
I_Q
Quiescent Current
I_SHDN
Shutdown Current
LDOA, LDOB; I_OUT = 150mA
V_LDO
Input Voltage
V_OUT
Output Voltage Tolerance
V_FB
Feedback Voltage
V_DO
Dropout Voltage²
V_OUT/
V_OUT*V_IN
Line Regulation³
V_EN(L)
Enable Threshold Low
V_EN(H)
Enable Threshold High
I_OUT
Output Current
I_SHT
Shutdown Current
T_SD
Over-Temperature Shutdown Threshold
T_HYS
Over-Temperature Shutdown Hysteresis
LDOA; I_OUT = 150mA
V_POK
Power-OK Trip Threshold
V_POKHYS
Power-OK Hysteresis
V_POK(LO) Power-OK Output Voltage Low
I_POK
Power-OK Output Leakage Current
Conditions
ENA = ENB = EN = V_IN; I_LOAD = 0
ENA = ENB = EN = GND
I_OUT = 1mA T_A = 25°C
to 150mA T_A = -40°C to +85°C
I_OUT = 150mA
V_IN = V_OUT + 1 to 5.0V
V_IN = 5V
V_OUT Rising, T_A = 25°C
I_SINK = 1mA
V_POK <5.5V, V_OUT in Regulation
Min Typ Max Units
85
145
μA
1.0
μA
1.62
5.5
-1.5
1.5
-2.5
2.5
0.593 0.6 0.607
150
0.09
0.6
1.4
150
1.0
140
15
V
%
V
mV
%/V
V
V
mA
μA
°C
°C
80
90
98
% of V_OUT
1.0
% of V_OUT
0.4
V
1.0
μA
1. The AAT2503 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured by design, characterization, and correla-
tion with statistical process controls.
2. VDO is defined as VIN - VOUT when VOUT is 98% of nominal.
3. CIN = 10μF.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
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202016B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 19, 2013