AAT1126 Просмотр технического описания (PDF) - Skyworks Solutions
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AAT1126 Datasheet PDF : 18 Pages
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DATA SHEET
AAT1126
600mA, 1MHz Step-Down Converter
Electrical Characteristics1
TA = -40°C to +85°C, unless otherwise noted. Typical values are TA = 25°C, VIN = 3.6V.
Symbol Description
Step-Down Converter
VIN
Input Voltage
VUVLO
VOUT
VOUT
IQ
ISHDN
IOUT_X
RDS(ON)H
RDS(ON)L
ILXLEAK
VLinereg
VOUT
IOUT
ROUT
TS
FOSC
TSD
THYS
EN
VEN(L)
VEN(H)
IEN
UVLO Threshold
Output Voltage Tolerance
Output Voltage Range
Quiescent Current
Shutdown Current
Maximum Load Current
High Side Switch On Resistance
Low Side Switch On Resistance
LX Leakage Current
Line Regulation
Out Threshold Voltage Accuracy
Out Leakage Current
Out Impedance
Start-Up Time
Oscillator Frequency
Over-Temperature Shutdown Threshold
Over-Temperature Shutdown Hysteresis
Enable Threshold Low
Enable Threshold High
Input Low Current
Conditions
VIN Rising
Hysteresis
VIN Falling
IOUT = 0 to 600mA, VIN = 2.7V to 5.5V
No Load, 0.6V Adjustable Version
EN = AGND = PGND
VIN = 5.5V, VLX = 0 to VIN, EN = GND
VIN = 2.7V to 5.5V
0.6V Output, No Load; TA = 25°C
0.6V Output
>0.6V Output
From Enable to Output Regulation
TA = 25°C
VIN = VFB = 5.5V
Min Typ Max Units
2.7
1.8
-3.5
0.6
600
591
250
0.7
100
25
0.45
0.40
600
100
1.0
140
15
5.5
2.6
+3.5
VIN
50
1.0
1
0.5
609
0.2
1.5
V
V
mV
V
%
V
μA
μA
mA
μA
%/V
mV
μA
k
μs
MHz
°C
°C
1.4
-1.0
0.6
V
V
1.0
μA
1. The AAT1126 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 • sales@skyworksinc.com • www.skyworksinc.com
4
201976B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 15, 2013
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