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AAT1171 Datasheet(PDF) 5 Page - Advanced Analogic Technologies

Part No. AAT1171
Description  600mA Voltage-Scaling Step-Down Converter for RF Power Amplifiers with Bypass Switch
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Maker  ANALOGICTECH [Advanced Analogic Technologies]
Homepage  http://www.analogictech.com
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AAT1171 Datasheet(HTML) 5 Page - Advanced Analogic Technologies

 
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Electrical Characteristics1
TA = -40°C to +85°C, unless otherwise noted. VIN = VCC = 3.6V; typical values are TA = 25°C.
Symbol
Description
Conditions
Min
Typ
Max Units
PWM/Light Load/EN
VEN(L)
Enable Threshold Low
0.6
V
VEN(H)
Enable Threshold High
1.4
V
IEN
Input Low Current
VCC = 5.5V
-1.0
1.0
µA
tEN
Turn-On Enable Response Time
EN = Low to High, MODE/SYNC =
150
µs
High, VDAC = 1.2V
SYNC
FSYNC
Synchronization Frequency
Sync to 19.8MHz2
19.8
MHz
VSYNC(H)
SYNC High Level Threshold
1.6
V
VSYNC(L)
SYNC Low Level Threshold
0.6
ISYNC
SYNC Low Current
VSYNC = GND or VCC
-1.0
1.0
µA
DAC Input
Gain
Output Voltage/DAC Voltage3
3
V/V
AAT1171
600mA Voltage-Scaling Step-Down Converter
for RF Power Amplifiers with Bypass Switch
1171.2006.06.1.0
5
1. The AAT1171 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured
by design, characterization, and correlation with statistical process controls.
2. Please contact Sales for other synchronization frequencies.
2. Please contact Sales for other output voltage/DAC voltage gains.


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