AIC1385
2A DDR Termination Regulator
Key Features
• VCNTL Input Voltage Range:
2.375V to 5.5V
• VIN Input Voltage Range: 1.1V to
5.5V
• Continuous 2A Source and Sink
Current
• Support DDR / DDRII / DDRIII
Requirements
• Low Output Voltage Offset, ±20mV
• High Accuracy Output Voltage at
Full-Load
• Adjustable VOUT by External
Resistor
• Stable with 22μF Ceramic Output
Capacitor
• Low External Component Count
• Built in Soft Start, UVLO and OCP
Protection
• Thermal Shutdown Protection
• SOP-8 Exposed Pad Packages
• RoHS Compliant and Green
Package
Pin Configuration
PIN CONFIGURATION
SOP-8 Exposed Pad (Heat Sink)
TOP VIEW
VIN 1
GND 2
VREF 3
VOUT 4
(GND)
8 NC
7 VCNTL
6 NC
5 NC
Typical Application Circuit
VIN
CIN
47µF
R1
100kΩ
Q1
EN
C1
R2
1µF 100kΩ
VOUT
COUT
22µF
U1
1
VIN
NC
8
2
GND
NC
7
3
VREF VCNTL
6
4
VOUT
NC
5
AIC1385GR8
VCNT L
CCNT L
47µF