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CAT6243DCADJ-RKG Datasheet(PDF) 4 Page - ON Semiconductor

No. de pieza CAT6243DCADJ-RKG
Descripción Electrónicos  1 Amp Adjustable CMOS LDO Voltage Regulator
PDF  15 Pages
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Fabricante Electrónico  ONSEMI [ON Semiconductor]
Página de inicio  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

CAT6243DCADJ-RKG Datasheet(HTML) 4 Page - ON Semiconductor

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Table 5. ELECTRICAL CHARACTERISTICS (VIN = (VOUT + 1 V) or VIN_MIN, whichever is higher, CIN = 1 mF, COUT = 2.2 mF, for
typical values TA = 25°C, for Bold values TA = −40°C to 85°C; unless otherwise noted.)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
INPUT / OUTPUT
VOUT
Output Voltage Range
CAT6243−ADJ
CAT6243DC
0.8
0.8
4.5
5.0
V
VOUT−ACC
Output Voltage Accuracy
CAT6243−ADJ
CAT6243DC
CAT6243DC
Initial accuracy, IOUT = 1 mA
−2
−2
−3
+2
+2
+3
%
VADJ
Voltage at ADJ input
0.784
0.8
0.816
V
TCOUT
Output Voltage Temp. Coefficient
CAT6243−ADJ
CAT6243DC
25
50
ppm/
°C
IOUT
Output Current
0.0001
1
A
VR−LINE
Line Regulation
VIN = VOUT + 1.0 V to
VIN(max), IOUT = 10 mA
−0.2
±0.05
0.2
%/V
VIN = VOUT + 1.0 V to
VIN(max), IOUT = 10 mA
−0.35
0.35
VR−LOAD
Load Regulation
IOUT = 100 mA to 1000 mA
1.5
2
%
IOUT = 100 mA to 1000 mA
3
VDO
VOUT = 1.2 V
IOUT = 300 mA
TA = 25°C
600
mV
VOUT = 2.5 V
CAT6243−ADJ
CAT6243DC
110
130
VOUT = 3.3 V
85
VOUT = 1.2 V
CAT6243−ADJ
CAT6243DC
IOUT = 1 A
TA = 25°C
625
650
VOUT = 2.5 V
CAT6243−ADJ
CAT6243DC
350
400
VOUT = 3.3 V
275
IADJ
ADJ Input Current
100
nA
IGND
Ground Current
IOUT = 0 mA
70
mA
IOUT = 0 mA
100
IOUT = 1000 mA
140
200
IOUT = 1000 mA
250
IGND−SD
Shutdown Ground Current
CAT6243−ADJ
CAT6243DC
VEN < 0.4 V
2
5
mA
ISC
Output short circuit current limit
VOUT = 0 V
900
mA
PSRR AND NOISE
PSRR
Power Supply Rejection Ratio
CAT6243
f = 1 kHz, BYP = 470 pF,
IOUT = 10 mA
54
dB
f = 20 kHz, BYP = 470 pF,
IOUT = 10 mA
42
eN
Output Noise Voltage for 1.8 V output
BW = 10 Hz to 100 kHz
BYP = 470 pF, IOUT = 10 mA
45
mVrms
UVLO, ROUT AND ESR
VUVLO
Under voltage lockout threshold
1.65
1.75
V
ROUT−SH
ON resistance of Discharge Transistor
150
W
ESR
COUT equivalent series resistance
5
500
m
W
7. Performance guaranteed over the indicated operating temperature range by design and/or characterization tested at TJ = TA = 25_C. Low
duty cycle pulse techniques are used during testing to maintain the junction temperature as close to ambient as possible.



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