LX8587-33 Microsemi Corporation, LX8587-33 Datasheet - Page 3

• Manufacturer Part Number: LX8587-33
• Description: 3A LOW DROPOUT POSITIVE REGULATORS
• Manufacturer: Microsemi Corporation

Copyright © 1998
Rev. 1.2
(Unless otherwise specified, these specifications apply over the operating ambient temperatures for the LX8587-xx/87A-xx with 0°C
V
LX8587-00/87A-00 (Adjustable)
LX8587-15/87A-15 (1.5V Fixed)
Note 2. Regulation is measured at constant junction temperature, using pulse testing with a low duty cycle. Changes in output voltage due to
Note 3. These parameters, although guaranteed, are not tested in production.
Reference Voltage
Line Regulation (Note 2)
Load Regulation (Note 2)
Thermal Regulation
Ripple Rejection (Note 3)
Adjust Pin Current
Adjust Pin Current Change
Dropout Voltage
Minimum Load Current
Maximum Output Current
Temperature Stability
Long Term Stability
RMS Output Noise (% of V
Output Voltage
Line Regulation (Note 2)
Load Regulation (Note 2)
Thermal Regulation (Note 3)
Ripple Rejection (Note 3)
Quiescent Current
Dropout Voltage
Maximum Output Current
Temperature Stability (Note 3)
Long Term Stability (Note 3)
RMS Output Noise (% of V
IN
- V
3/98
OUT
heating effects are covered under the specification for thermal regulation.
= 3V; I
Parameter
Parameter
OUT
= 3A. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient temperature.)
LX8587-00
LX8587A-00
LX8587-15
LX8587A-15
OUT
OUT
) (Note 3) V
)
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
3 A L
Symbol
Symbol
V
I
I
V
I
V
OUT(MAX)
V
V
OUT (MAX)
V
V
V
V
OUT(MIN)
OUT (RMS)
V
OUT (RMS)
OUT
OUT
(V
OUT
REF
REF
V
OUT
OUT
V
OUT
OUT
I
V
ADJ
I
I
OUT
REF
ADJ
Q
IN
(Pwr)
(I
(Pwr)
V
OUT
V
(I
(V
P
E L E C T R I C A L C H A R A C T E R I S T I C S
)
OUT
(T)
OUT
(T)
(t) T
(t) T
IN
)
O W
) I
)
R O D U C T I O N
I
10mA
V
T
V
10mA
V
1.4V
T
V
3.0V V
4.75V V
4.75V V
V
T
0mA
V
T
OUT
OUT
A
A
A
A
A
A
IN
OUT
IN
IN
IN
IN
C
V
V
V
V
= 25°C, 20ms pulse
= 125°C, 1000 hours
= 25°C, 10Hz
= 25°C, 20ms pulse
ADJ
REF
REF
= 125°C, 1000 hrs
= 25°C, 10Hz £ f £ 10kHz
C
OUT
OUT
= 5V, I
= 5V, 0mA
- V
= 10mA, T
= 10mA, 1.5V
OUT
D
= 3.3V, f =120Hz, C
7V
7V
= 1%, I
= 1%, I
= 10µF, I
= 1%, I
= 1%, I
OUT
R O P O U T
= 100µF (Tantalum), I
(V
I
OUT
IN
I
I
= 3V, 10mA
OUT
OUT
IN
OUT
IN
IN
- V
= 0mA, T
7V, 0mA
OUT
OUT
I
OUT
OUT
7V
10V
OUT (MAX)
OUT
3A, 1.5V
3A, 1.5V
OUT
A
= 3A
= 3A
I
), V
= 25°C
OUT
= 3A
I
I
OUT (MAX)
OUT (MAX)
f
IN
P
(V
, 4.75V
A
I
10kHz
Test Conditions
Test Conditions
OUT (MAX)
IN
O S I T I V E
= 25°C
I
I
7V
OUT
OUT
- V
D
OUT
(V
(V
OUT
IN
A T A
IN
= 100µf Tantalum, V
OUT
3A, P
3A
), V
- V
- V
V
IN
= 3A
OUT
OUT
IN
), V
), V
10V
R
P
7V
S
MAX
IN
IN
E G U L A T O R S
H E E T
7V, P
7V
LX8587-xx/8587A-xx
IN
P
MAX
= 5V
1.238
1.225
1.485
1.470
Min.
Min.
3.0
LX8587-15/87A-15
3.0
65
60
LX8587/87A-00
1.250
1.250
0.035
0.003
0.003
Typ.
0.01
0.25
Typ.
0.01
0.25
0.1
0.2
1.1
1.5
1.5
1.1
5.0
0.3
83
55
75
1
2
5
1
2
5
4
1
1.262
1.275
1.515
1.530
Max.
0.02
Max.
0.02
100
0.2
0.5
1.3
1.2
7.5
1.3
1.2
10
10
10
5
1
6
1
T
A
125°C;
Units
Units
% / W
%/W
mA
mA
mV
mV
mV
dB
µA
µA
%
%
%
%
%
dB
%
%
%
A
A
V
V
V
V
V
V
V
V
3