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LP5900 Datasheet(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part No. LP5900
Description  Ultra Low Noise, 100 mA Linear Regulator for RF/Analog Circuits Requires No Bypass Capacitor
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LP5900 Datasheet(HTML) 4 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
V
IN Pin: Input Voltage
-0.3 to 6.0V
V
OUT Pin: Output Voltage
-0.3 to (V
IN + 0.3V) to
6.0V (max)
V
EN Pin: Enable Input Voltage
-0.3 to (V
IN + 0.3V) to
6.0V (max)
Continuous Power Dissipation
(Note 3)
Internally Limited
Junction Temperature (T
JMAX)
150˚C
Storage Temperature Range
-65 to 150˚C
Maximum Lead Temperature
(Soldering, 10 sec.)
265˚C
ESD Rating (Note 4)
Human Body Model
2 kV
Machine Model
200V
Operating Ratings(Note 1), (Note 2)
V
IN: Input Voltage Range
2.5V to 5.5V
V
EN: Enable Voltage Range
0 to (V
IN + 0.3V) to
5.5V (max)
Recommended Load Current
(Note 5)
0 to 100 mA
Junction Temperature Range (T
J)
-40˚C to +125˚C
Ambient Temperature Range (T
A)
(Note 5)
-40˚C to +85˚C
Thermal Properties
Junction to Ambient Thermal Resistance
θ
JA (Note 6)
JEDEC Board (Note 16)
88˚C/W
4L Cellphone Board
157.4˚C/W
Electrical Characteristics
Limits in standard typeface are for T
A =25
oC. Limits in boldface type apply over the full operating junction temperature range
(-40oC
≤ T
J
≤ +125oC). Unless otherwise noted, specifications apply to the LP5900 Typical Application Circuit (pg. 1) with: V
IN
=V
OUT (NOM) + 1.0V, VEN = 1.2V, CIN =COUT = 0.47 µF, IOUT = 1.0 mA. (Note 2), (Note 7)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
IN
Input Voltage
2.5
5.5
V
∆V
OUT
Output Voltage Tolerance
V
IN =(VOUT(NOM) + 1.0V) to 5.5V, IOUT
= 1 mA to 100mA
−2
2
%
Line Regulation
V
IN =(VOUT(NOM) + 1.0V) to 5.5V, IOUT
=1mA
0.05
%/V
Load Regulation
I
OUT = 1 mA to 100 mA
0.001
%/mA
I
LOAD
Load Current
(Note 9)
0
mA
Maximum Output Current
(Note 15)
100
I
Q
Quiescent Current (Note 11)
V
EN = 1.2V, IOUT =0mA
25
50
µA
V
EN = 1.2V, IOUT = 100 mA
100
200
V
EN = 0.3V (Disabled)
0.003
1.0
I
G
Ground Current (Note 13)
I
OUT =0mA(VOUT = 2.5V)
30
µA
V
DO
Dropout Voltage
I
OUT = 100 mA
80
150
mV
I
SC
Short Circuit Current Limit
(Note 12)
300
mA
PSRR
Power Supply Rejection Ratio
(Note 15)
f = 100 Hz, I
OUT = 100 mA
85
dB
f = 1 kHz, I
OUT = 100 mA
75
f = 10 kHz, I
OUT = 100 mA
65
f = 50 kHz, I
OUT = 100 mA
52
f = 100 kHz, I
OUT = 100 mA
40
e
n
Output Noise Voltage
(Note 15)
BW=10Hzto100
kHz, V
IN = 4.2V
I
OUT =0mA
7
µV
RMS
I
OUT =1mA
10
I
OUT = 100 mA
6.5
T
SHUTDOWN
Thermal Shutdown
Temperature
160
oC
Hysteresis
20
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