500 mA, Low Dropout, CMOS Linear Regulator ADP1715/ADP1716
FEATURES
Maximum output current: 500 mA Input voltage range: ...
500 mA, Low Dropout,
CMOS Linear Regulator ADP1715/ADP1716
FEATURES
Maximum output current: 500 mA Input
voltage range: 2.5 V to 5.5 V Low shutdown current: <1 μA Low dropout
voltage: 250 mV @ 500 mA load 50 mV @ 100 mA load Initial accuracy: ±1% Accuracy over line, load, and temperature: ±3% 16 fixed output
voltage options with soft start: 0.75 V to 3.3 V (ADP1715) Adjustable output
voltage option: 0.8 V to 5.0 V (ADP1715 Adjustable) 16 fixed output
voltage options with tracking: 0.75 V to 3.3 V (ADP1716) Stable with small 2.2 μF ceramic output capacitor Excellent load/line transient response Current limit and thermal overload protection Logic controlled enable 8-lead thermally enhanced MSOP package
TYPICAL APPLICATION CIRCUITS
ADP1715
1
EN IN OUT SS
GND GND GND GND
8 7 6 5
06110-001
VIN = 5V 2.2µF VOUT = 3.3V 2.2µF
2 3 4
10nF
Figure 1. ADP1715 with Fixed Output
Voltage, 3.3 V
ADP1715
ADJUSTABLE
1
EN IN OUT ADJ
GND
8
VIN = 5V
2
GND
7
2.2µF
VOUT = 0.8(1 + R1/R2)
3
GND
6
R1
2.2µF
4
GND
5
06110-002
R2
Figure 2. ADP1715 with Adjustable Output
Voltage, 0.8 V to 5.0 V
ADP1716
1
APPLICATIONS
Notebook computers Memory components Telecommunications equipment Network equipment DSP/FPGA/μP supplies Instrumentation equipment/data acquisition systems
VIN = 5V 2.2µF VOUT 2.2µF
VOUT (V)
8 7 6 5
EN IN OUT TRK
GND GND GND GND
2 3 4
3 2 1 0 1 2 3 4 5 VTRK (V)
06110-003
VTRK = 0V TO 5V
Figure 3. ADP1716 with Output
Voltage Tracking
GENERAL DESCRIPTION
The AD...
