Ap7217, 500ma cmos ldo, Electrical characteristics – Diodes AP7217 User Manual
Page 4
AP7217
500mA CMOS LDO
AP7217
Document number: DS31292 Rev. 4 - 2
4 of 10
April 2010
© Diodes Incorporated
Electrical Characteristics
(V
IN
= 12V, T
A
= +25°C, unless otherwise noted)
(T
A
= 25
°C, C
IN
= 1µF, C
OUT
= 1µF, V
EN
= V
IN
, unless otherwise noted)
Symbol
Parameter
Test Conditions
Min
Typ.
Max
Unit
I
Q
Quiescent
Current
I
O
= 0mA
-
50
70
μA
I
STB
Standby
Current
V
EN
= Off
V
IN
= 5.0V
15
30
μA
VR
OUT
Output Voltage Accuracy I
O
= 30mA, V
IN
=
5V
3.234 3.300 3.366
V
VR
OUT
Temperature
Coefficient
-40
°C to 85°C, I
OUT
= 30mA
±100
ppm /
o
C
V
DROPOUT
Dropout
Voltage
I
OUT
= 100mA
100
250
mV
I
OUT
Maximum Output
Current
V
IN
= 5.3V
500
mA
I
LIMIT
Current
Limit
V
IN
=
5.3V
600 mA
I
short
Short
Circuit
Current
V
IN
= 5.3V
50
mA
ΔV
LINE
/
ΔV
IN
/VR
OUT
Line Regulation
4.3V
≤ V
IN
≤ 5.5V; I
OUT
= 30mA
0.01
±0.2
%/V
ΔVR
OUT
Load
Regulation
1mA
≤ I
OUT
≤ 100mA, V
IN
= 5.3V
15
50
mV
PSRR
Power Supply Rejection
V
IN
= 4.3V+ 0.5Vp-
pAC,
I
OUT
= 50mA
F= 1KHz
55
dB
V
EH
EN Input Threshold
Output ON
1.6
V
V
EL
Output
OFF
0.25
V
I
EN
Enable Pin Current
-0.1
0.1
μA
V
DF
Detect fall voltage
3.83
3.91
3.98
V
V
Hysteresis
V
D
Hysteresis Range
V
DF
x1.02
V
DF
x1.05
V
DF
x1.08
V
IVD
OUT
VD Supply Current
VD
OUT
= 0.5V
V
IN
= 2.0V
3.0V
20
30
mA
t
RP
V
DOUT
Delay Time
V
IN
= 1.8V to VDF+ 1V
10
20
40
mSec
θ
JA
Thermal Resistance
Junction to Ambient
SOP-8L
(Note
2)
134 ºC/W
θ
JC
Thermal Resistance
Junction to Case
SOP-8L (Note 2)
28
ºC/W
Notes: 2. Test conditions for SOP-8L: Devices mounted on FR-4 PC board, MRP, 2oz copper layout, calibrate at T
J
=150 ºC, measure at
T
A
=25ºC, minimum recommended pad layout