AAT1110 Datasheet, PDF (2/17 Pages) Advanced Analog Technology, Inc. – ONE-CHANNEL STEP-DOWN PWM CONTROLLER

Advanced Analog Technology, Inc.
AAT1110
Pin Description
Pin No Name
1
CE
2
SCP
3
V_DD
4
OUT
5
GND
6
OSC
7
OE
8
IE
I/O
Description
I Chip Enable Input Pin Internal Pull "H"
- Soft-Start and SCP Capacitor Connection Pin
- Power Supply
O Totem-Type Output Pin
- Ground
O Capacitor and Resistor Connection Pin for Setting the Oscillation Frequency
O Error Amplifier Output Pin
I Error Amplifier Inverting Input Pin
Absolute Maximum Ratings
Characteristics
Supply Voltage
Output Current
Operating Free-Air Temperature Range
Storage Temperature Range
Power Dissipation
Symbol
V_DD
I_O
T_C
T_storage
P_d
Value
Unit
7
V
− 120 /+120 mA
− 20 to +85
o_C
− 45 to +125 ^oC
500
mW
Recommended Operating Conditions
Characteristics
Symbol
Min
Max
Unit
Supply Voltage, V_DD
Error Amplifier Input Voltage
OSC Capacitor
V_DD
2.6
6.5
V
V_I
0.5
1.6
V
C _OSC
100
10,000
pF
OSC Resistor
R _OSC
1.0
10.0
kΩ
Oscillator Frequency
f _OSC
10
1,000
kHz
Output Current
Operating Free-Air Temperature
I_O
-
+30/ − 30
mA
T_C
− 20
+85
o_C
–
–
– Advanced Analog Technology, Inc. –
Page 2 of 17
V 1.0