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CAT6221-PPTD-G Datasheet(PDF) 3 Page - Catalyst Semiconductor

No. de pieza CAT6221-PPTD-G
Descripción Electrónicos  300mA CMOS Dual LDO Regulator
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Fabricante Electrónico  CATALYST [Catalyst Semiconductor]
Página de inicio  http://www.catalyst-semiconductor.com
Logo CATALYST - Catalyst Semiconductor

CAT6221-PPTD-G Datasheet(HTML) 3 Page - Catalyst Semiconductor

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CAT6221
© Catalyst Semiconductor, Inc.
3
Doc. No. MD-10001 Rev. A
Characteristics subject to change without notice
ELECTRICAL OPERATING CHARACTERISTICS (1)
VIN = VOUT + 1.0V, VEN = High, IOUT = 100µA, CIN = COUT = 1µF, ambient temperature of 25ºC (over recommended
operating conditions unless specified otherwise). Bold numbers apply for the entire junction temperature range.
Symbol Parameter
Conditions
Min
Typ
Max
Unit
-1.0
+1.0
VOUT-ACC Output Voltage Accuracy
Initial accuracy
-2.0
+2.0
%
TCOUT
Output Voltage Temp. Coefficient
40
ppm/ºC
-0.2
±0.1
+0.2
VR-LINE
Line Regulation
VIN = VOUT + 1.0V to 5.5V
-0.4
+0.4
%/V
0.9
1.5
VR-LOAD
Load Regulation
IOUT = 100μA to 300 mA
2
%
210
280
VDROP
Dropout Voltage
(2)
IOUT = 300mA
350
mV
100
140
Both LDOs Enabled
IOUT = 0μA
170
Both LDOs Enabled
IOUT = 300mA
160
55
75
One LDO Enabled
IOUT = 0μA
90
IGND
Ground Current
One LDO Enabled
IOUT = 300mA
85
µA
2
IGND-SD
Shutdown Ground Current
VEN < 0.4V
4
µA
f = 1kHz
60
PSRR
Power Supply Rejection Ratio
f = 20kHz
45
dB
ISC
Output short circuit current limit
VOUT = 0V
130
mA
TON
Turn-On Time
150
µs
eN
Output Noise Voltage
(3)
BW = 10Hz to 100kHz
95
µVrms
ROUT-SH
Shutdown Switch Resistance
250
VIN-UVLO Under voltage lockout threshold
2.15
V
ESR
COUT equivalent series resistance
5
500
mΩ
Enable Input (EN1, EN2)
VHI
Logic High Level
VIN = 2.3 to 5.5V
1.8
V
VLO
Logic Low Level
VIN = 2.3 to 5.5V
0.4
V
VEN = 0.4V
0.05
1
IEN
Enable Input Current
VEN = VIN
0.1
1
µA
Thermal Protection
TSD
Thermal Shutdown
160
ºC
THYS
Thermal Hysteresis
10
ºC
.
Notes:
(1) Specification for 2.8V output version unless specified otherwise.
(2) Dropout voltage is defined as the input-to-output differential at which the output voltage drops 2% below its nominal value measured at
1V differential. During test, the input voltage stays always above the minimum 2.3V.
(3) Specification for 1.8V output version.


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