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PDF CM2831AIM25 Data sheet ( Hoja de datos )
| Número de pieza | CM2831AIM25 | |
| Descripción | 300mA CMOS LDO WITH ENABLE | |
| Fabricantes | ETC | |
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CM2831
300mA CMOS LDO WITH ENABLE
ELECTRICAL CHARACTERISTICS
TA = +25℃; unless otherwise noted
Parameter
Input Voltage
Output Voltage Accuracy
Dropout Voltage
Output Current
Current Limit
Short Circuit Current
Quiescent Current
Ground Pin Current
Line Regulation
Load Regulation
Over Temperature Shutdown
Over Temperature Hysteresis
VOUT Temperature Coefficient
Power Supply Rejection
Power Supply Rejection
Output Voltage Noise
Output Voltage Noise
Shutdown Supply Current
EN Input Bias Current
EN Input Threshold
Note 1. VIN(MIN) = VOUT + VDROPOUT
Symbol
Test Conditions
CM2831
Min.
Typ.
VIN Note 1
VOUT
IO = 1mA to 300mA
-1.5
VDROPOUT IO = 300mA, VOUT=VO(NOM)-2%, VOUT>=2.5V
IO = 300mA, VOUT=VO(NOM)-2%, VOUT<2.5V
300
800
IO
VOUT > 1.2V
300
ILIM
VOUT > 1.2V
300 450
ISC VOUT < 0.95V
150
IQ IO = 0mA
30
IGND IO = 1mA to 300mA
30
REGLINE
IOUT=5mA, VIN=VOUT+1 to
VOUT+2
VOUT <= 3.0V
VOUT > 3.0V
-0.15
-0.3
0.03
0.06
REGLOAD
IO=1mA to 300mA
0.2
OTS
150
OTH
30
TC 25
PSRR
IO = 100mA
CO=2.2µF ceramic
f=1kHz
f=10kHz
f=100kHz
60
50
40
PSRR
IO = 100mA
CO=2.2µF ceramic
CBYP=0.01µF
f=1kHz
f=10kHz
f=100kHz
75
55
30
eN
f=10Hz to 100kHz
CO=2.2µF
IO = 10mA, CBYP=0µF
CO=100µF
30
20
eN
f=10Hz to 100kHz
CO=2.2µF
IO = 10mA, CBYP=0.01µF CO=100µF
30
20
ISD VIN=5.0V, VOUT=0V, VEN < VEL
2.0
IEH VEN=VIN, VIN=2.6V to 7V
IEL VEN=VIN, VIN=2.6V to 7V
1.0
VEH VIN=2.6V to 7V
VIN/2+0.8V
VEL VIN=2.6V to 7V 0 VIN/2-0.8V
Max.
7
1.5
300
35
50
0.15
0.3
1
3.0
0.1
3.0
VIN
Unit
V
%
mV
mA
mA
mA
μA
μA
%
%
%
℃
℃
ppm/℃
dB
dB
μVrms
μVrms
μA
μA
μA
V
V
2002/04/12 Rev. 3
Champion Microelectronic Corporation
Page 4
5 Page 
CM2831
300mA CMOS LDO WITH ENABLE
NUMBERING SCHEME
Ordering Number: CM2831XYZ (note1)
note1:
CM2831 : 300mA CMOS LDO with enable
X : Suffix for voltage output (note 2)
Y : Suffix for Temperature Range (note 3)
Z : Suffix for Package Type (note 4)
note 2: see CMOS LDO Voltage Suffix Table
CM2831 will provide options of A(1.5V), D (1.8V), E(1.9V),, H(2.2V), K(2.5V), M(2.7V), N(2.8V), O(2.9V), P(3.0V), S(3.3V),
U(3.5V), V(3.6V), X(3.8V)
note 3:
Y= I : -40℃~+85℃ (only I grade support for all CMOS LDOs)
note 4:
Z is single alphabet with or without digits
M25 : SOT-25 (TR only)
Output Voltage
1.5V
1.6V
1.7V
1.8V
1.9V
2.0V
2.1V
2.2V
2.3V
2.4V
2.5V
2.6V
2.7V
2.8V
2.9V
CMOS LDO Voltage Suffix Table
Suffix
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
Output Voltage
3.0V
3.1V
3.2V
3.3V
3.4V
3.5V
3.6V
3.7V
3.8V
3.9V
4.0V
Suffix
P
Q
R
S
T
U
V
W
X
Y
Z
2002/04/12 Rev. 3
Champion Microelectronic Corporation
Page 10
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet CM2831AIM25.PDF ] | |
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