cat6243 ON Semiconductor, cat6243 Datasheet - Page 4

• Manufacturer Part Number: cat6243
• Description: 1 Amp Adjustable Cmos Ldo Voltage Regulator
• Manufacturer: ON Semiconductor

Table 5. ELECTRICAL CHARACTERISTICS
typical values T
INPUT / OUTPUT
PSRR AND NOISE
UVLO, R
ENABLE INPUT
V
R
V
Symbol
I
V
OUT−ACC
TC
GND−SD
V
PSRR
R−LOAD
OUT−SH
V
V
R−LINE
I
I
ESR
V
I
ISC
V
GND
UVLO
V
OUT
V
ADJ
OUT
e
ADJ
DO
OUT
LO
IN
N
HI
OUT
AND ESR
Input Voltage
Output Voltage Range
Output Voltage Accuracy
Voltage at ADJ input
Output Voltage Temp. Coefficient
Output Current
Line Regulation
Load Regulation
V
V
V
V
V
V
ADJ Input Current
Ground Current
Shutdown Ground Current
Output short circuit current limit
Power Supply Rejection Ratio
CAT6243
Output Noise Voltage for 1.8 V output
Under voltage lockout threshold
ON resistance of Discharge Transistor
C
Logic High Level
Logic Low Level
A
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 25°C, for Bold values T
= 1.2 V
= 2.5 V
= 3.3 V
= 1.2 V
= 2.5 V
= 3.3 V
equivalent series resistance
Parameter
A
= −40°C to 85°C; unless otherwise noted.)
(V
IN
= (V
http://onsemi.com
Initial accuracy
Initial accuracy
V
I
V
I
I
I
I
T
I
T
I
I
I
I
V
CAT6243, V
f = 1 kHz, BYP = 10 nF,
I
f = 20 kHz, BYP = 10 nF,
I
BW = 10 Hz to 100 kHz
BYP = 10 nF, I
CAT6243
V
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
A
A
IN
IN
EN
IN
IN
OUT
= 25°C
= 25°C
= V
= V
= 1.8 to 5.5 V
= 1.8 to 5.5 V
< 0.4 V
= 10 mA
= 10 mA
= 10 mA
= 10 mA
= 100 mA to 1000 mA
= 100 mA to 1000 mA
= 300 mA
= 1 A
= 0 mA
= 0 mA
= 1000 mA
= 1000 mA
+ 1 V) or V
OUT
OUT
Conditions
4
+ 1.0 V to 5.5 V,
+ 1.0 V to 5.5 V,
OUT
OUT
= 0 V
IN_MIN
= 10 mA
, whichever is higher, C
0.0001
0.792
0.784
−0.35
−0.2
Min
1.8
0.8
1.6
−1
−2
5
±0.05
1400
140
1.65
IN
Typ
150
0.8
25
70
54
42
45
1
1
= 1 mF, C
0.808
0.816
OUT
Max
0.35
1.75
600
110
625
350
275
100
100
200
250
500
5.5
5.0
0.2
1.5
2.5
0.4
85
1
2
2
= 2.2 mF, for
ppm/°C
mVrms
Unit
%/V
mW
mV
mA
nA
mA
mA
dB
%
%
W
V
V
V
A
V
V
V