Acutechnology Semiconductor Inc.
AQ120
Typical Application
Note: The values of R1and R2 set the charge voltage (up to three Li-Ion cells is possible). The value of R3 sets
the charge current.
Pin Descriptions
Pin
Pin Name
DRIVE
GND
Function
1
Output of error amplifier. 25 mA sink capability
Ground
2
3
IPROG
VCC
Current programming pin, has a threshold of 200 mV.
Positive supply
4
5
VREF
Voltage programming pin; has a threshold of 1.25V.
Ordering Information
Operating Tj
%Tol Pkg Type
VOUT
Wrap
Order Number
Device
AQ120
AQ120
AQ120
AQ120
-20C˚ ≤ 105C˚
-20C˚ ≤ 105C˚
-20C˚ ≤ 105C˚
-20C˚ ≤ 105C˚
1.0
1.0
1.0
1.0
SOT-23-5
SOT-23-5
SC70-5
1.25V
1.25V
1.25V
1.25V
T&R
T&R
T&R
T&R
AQ120DY-M5-AJ-TR
AQ120DY-M5-AJ-TRL
AQ120DY-C5-AJ-TR
AQ120DY-C5-AJ-TRL
SC70-5
Note: The TRL parts are Lead Free and RoHS compliant.
www.acutechnology.com
2
Rev. 1.8 April 1, 2006
ACUTECH [ ACUTECHNOLOGY SEMICONDUCTOR ]
