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AAT1110 データシート(PDF) 3 Page - Advanced Analog Technology, Inc.

部品番号 AAT1110
部品情報  ONE-CHANNEL STEP-DOWN PWM CONTROLLER
PDF  17 Pages
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メーカー  AAT [Advanced Analog Technology, Inc.]
ホームページ  http://www.aatech.com.tw
Logo AAT - Advanced Analog Technology, Inc.

AAT1110 データシート(HTML) 3 Page - Advanced Analog Technology, Inc.

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Advanced Analog Technology, Inc.
–
台灣類比科技股份有限公司 –
–
Advanced Analog Technology, Inc. –
Page 3 of 17
V 1.0
AAT1110
Electrical Characteristics,
DD
V
= 3.3V (Unless Otherwise Specified) (See Note 1)
Oscillator
Parameter
Test Condition
Min
Typ
Max Unit
Oscillation Frequency
OSC
f
OSC
C
= 270pF,
OSC
R= 4.2 Ω
k
400
500
600 kHz
Frequency Variation With
Temperature
T
f∆
5
%
Frequency Input Stability
V
f∆
DD
V
= 2.6V to 6.5V
1
%
Under-Voltage Protection
Parameter
Test Condition
Min
Typ
Max Unit
Upper Threshold Voltage
UPH
V
C
T= 25 oC
2.12 2.47
2.85
V
Lower Threshold Voltage
UPL
V
C
T= 25 oC
1.96 2.28
2.63
V
Hysteresis (
UPH
V
–
UPL
V)
HYS
V
C
T= 25 oC
0.19
V
Note1: Typical values of all parameters are specified at
C
T =25 oC
Short Circuit Protection Control
Parameter
Test Condition
Min
Typ
Max Unit
Input Threshold Voltage
1
r
V
1.160 1.262 1.360
V
Short-Circuit Detect
Threshold Voltage
tscd
V
1.160 1.262 1.360
V
Charging Current
SCP
I
SCP
V=0V
15
.
2
−
50
.
1
−
00
.
1
−
A
µ
Soft-Start
Parameter
Test Condition
Min
Typ
Max Unit
Charging Current
CS
I
SCP
V=0V
15
.
2
−
50
.
1
−
00
.
1
−
A
µ
Voltage at Soft-Start
Completion
ts
V
1.160 1.262 1.360
V
Shutdown Control
Parameter
Test Condition
Min
Typ
Max Unit
Shutdown Enable Voltage
SE
V
0.5
V
Shutdown Release Voltage
SR
V
2.0
V



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