ADP172 Analog Devices, Inc., ADP172 Datasheet - Page 15
![no-image](/images/no-image-200.jpg)
ADP172
Manufacturer Part Number
ADP172
Description
300 Ma, Low Quiescent Current, Cmos Linear Regulator
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADP172.pdf
(20 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ADP1720-5-EVALZ
Manufacturer:
Analog Devices Inc
Quantity:
135
Company:
Part Number:
ADP1720ARMZ
Manufacturer:
Analog Devices Inc
Quantity:
1 794
Part Number:
ADP1720ARMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
ADP1720ARMZ-3.3
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
ADP1720ARMZ-3.3-R7
Manufacturer:
AD
Quantity:
1 500
Company:
Part Number:
ADP1720ARMZ-3.3-R7
Manufacturer:
ADI
Quantity:
3 000
Company:
Part Number:
ADP1720ARMZ-3.3-R7
Manufacturer:
IKANOS
Quantity:
678
Part Number:
ADP1720ARMZ-5
Manufacturer:
ADI/亚德诺
Quantity:
20 000
140
120
100
140
120
100
140
120
100
80
60
40
20
80
60
40
20
80
60
40
20
0
0
0
0.3
0.3
0.3
0.5
0.5
0.5
Figure 31. 100 mm
Figure 33. 500 mm
Figure 32. 0 mm
I
LOAD
0.7
0.7
0.7
= 300mA
I
LOAD
0.9
0.9
0.9
= 300mA
1.1
1.1
1.1
2
I
V
V
V
T
LOAD
T
T
2
of PCB Copper, T
2
J
IN
J
IN
J
IN
of PCB Copper, T
of PCB Copper, T
1.3
1.3
1.3
MAX
MAX
MAX
– V
– V
– V
I
= 300mA
LOAD
OUT
OUT
OUT
1.5
1.5
1.5
(V)
(V)
(V)
I
= 100mA
LOAD
1.7
1.7
1.7
I
LOAD
I
I
LOAD
LOAD
= 200mA
I
I
I
LOAD
LOAD
LOAD
A
1.9
1.9
1.9
I
I
A
A
= 25°C
LOAD
LOAD
= 25°C
I
= 50°C
I
= 100mA
LOAD
LOAD
I
= 50mA
= 100mA
LOAD
I
LOAD
I
= 50mA
= 10mA
= 10mA
LOAD
2.1
2.1
2.1
= 1mA
= 1mA
= 50mA
= 200mA
= 200mA
= 10mA
= 1mA
2.3
2.3
2.3
2.5
2.5
2.5
Rev. A | Page 15 of 20
In cases where board temperature is known, use the thermal
characterization parameter, Ψ
perature rise (see Figure 36). Maximum junction temperature
(T
dissipation (P
The typical value of Ψ
J
) is calculated from the board temperature (T
T
J
140
120
100
140
120
100
140
120
100
80
60
40
20
80
60
40
20
80
60
40
20
= T
0
0
0
0.3
0.3
0.3
I
LOAD
B
+ (P
0.5
0.5
0.5
Figure 34. 100 mm
D
I
LOAD
Figure 35. 0 mm
) using the following formula:
= 300mA
D
0.7
0.7
0.7
× Ψ
= 10mA
I
LOAD
JB
I
0.9
0.9
0.9
JB
LOAD
is 58°C/W for the 4-Ball WLCSP package.
I
)
= 300mA
LOAD
Figure 36. T
= 300mA
1.1
1.1
1.1
= 50mA
2
V
V
V
T
T
T
2
of PCB Copper, T
I
J
IN
J
IN
J
IN
JB
LOAD
of PCB Copper, T
1.3
1.3
1.3
MAX
MAX
MAX
, to estimate the junction tem-
– V
– V
– V
I
LOAD
I
OUT
LOAD
OUT
OUT
A
I
= 100mA
LOAD
1.5
1.5
1.5
= 85°C
= 100mA
(V)
(V)
(V)
= 200mA
= 200mA
1.7
1.7
1.7
I
LOAD
A
1.9
1.9
1.9
A
= 50°C
= 50°C
I
= 100mA
I
LOAD
LOAD
I
I
I
I
LOAD
I
LOAD
LOAD
LOAD
LOAD
I
2.1
2.1
2.1
LOAD
B
) and power
= 50mA
= 200mA
= 10mA
= 50mA
= 10mA
= 1mA
= 1mA
ADP172
2.3
2.3
= 1mA
2.3
2.5
2.5
2.5
(5)