AAT2783_12 Datasheet, PDF (4/22 Pages) Skyworks Solutions Inc. – Triple-Output PMIC Dual Buck with Low-VIN LDO

DATA SHEET
AAT2783
Triple-Output PMIC: Dual Buck with Low-V_IN LDO
Electrical Characteristics¹
V_P1 = V_P2 = V_IN = 3.3V; V_IN3=1.7V, T_A = -40°C to 85°C, unless noted otherwise. Typical values are at T_A = 25°C.
Symbol Description
Conditions
General
V_IN
V_UVLO
I_Q
I_SHDN
T_SD
T_HYS
Input Voltage
UVLO Threshold
Quiescent Current
Shutdown Current
Over Temperature Shutdown
Threshold
Over Temperature Shutdown
Hysteresis
V_P1 Rising
V_P1 Hysteresis
V_P1 Falling
No load; EN1 = EN2 =EN3 = V_IN
EN1 = EN2 =EN3 = GND
V_IL
Enable Threshold Low
For EN1, EN2, and EN3
V_IH
Enable Threshold High
For EN1, EN2, and EN3
I_EN
Enable Input Current
V_IN = V_P1 = V_P2 = V_EN1 = V_EN2 = V_EN3 = 5.5V
Channel 1: 1000mA Step-down (Buck) Converter
V_P1
V_OUT1
V_OUT1(TOL)
V_FB1
ΔV_LOADREG1
ΔV_LINEREG1
I_Q1
I_LIM1
R_DS(ON)H1
R_DS(ON)L1
F_OSC1
T_S1
Input Voltage
Output Voltage Range
Output Voltage Tolerance
Feedback Pin Voltage
Load Regulation
Line Regulation
Quiescent Current
P-Channel Current Limit
High Side Switch On-Resistance
Low Side Switch On-Resistance
Oscillator Frequency
Start-Up Time
I_OUT1 = 0 to 1000mA; V_P1 = 2.7 to 5.5V
I_OUT1 = 0 to 1000mA
V_P1 = 2.7 to 5.5V
No load; EN1 = V_IN; EN2 = EN3 = GND
From Enable to Output Regulation
Min
2.7
2.1
1.4
-1.0
2.7
0.6
-3.0
0.591
Typ
140
130
20
0.6
0.2
0.3
65
1.7
250
190
1.3
200
Max Units
5.5
V
2.7
V
mV
V
240
μA
1.0
μA
°C
°C
0.6
V
V
1.0
μA
5.5
V_P1
3.0
0.609
V
V
%
V
%
%
μA
A
mΩ
mΩ
MHz
μs
1. The AAT2783 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.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
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202039A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • June 8, 2012