cat6218 Catalyst Semiconductor, cat6218 Datasheet - Page 3

• Manufacturer Part Number: cat6218
• Description: 300ma Cmos Ldo Regulator
• Manufacturer: Catalyst Semiconductor

ELECTRICAL OPERATING CHARACTERISTICS
V
operating conditions unless specified otherwise). Bold numbers apply for the entire junction temperature range.
Notes:
(1
(2) Dropout voltage is defined as the input-to-output differential at which the output voltage drops 2% below its nominal value measured at
(3) Specification for 1.8V output version.
(4) For V
©
Characteristics subject to change without notice
Symbol Parameter
Enable Input
Thermal Protection
IN
Catalyst Semiconductor, Inc.
V
R
V
I
TC
V
PSRR
V
V
OUT-ACC
GND-SD
= V
ESR
R-LOAD
I
OUT-SH
Specification for 2.85V output version unless specified otherwise.
1V differential. During test, the input voltage stays always above the minimum 2.3V.
T
R
T
R-LINE
DROP
GND
I
V
T
UVLO
e
V
I
SC
ON
EN
HYS
EN
OUT
N
SD
LO
HI
OUT
OUT
+ 1.0V, V
< 2.0V, the initial accuracy is ±2% and across temperature ±3%.
Output Voltage Accuracy
Output Voltage Temp. Coefficient
Line Regulation
Load Regulation
Dropout Voltage
Ground Current
Shutdown Ground Current
Power Supply Rejection Ratio
Output short circuit current limit
Turn-On Time
Output Noise Voltage
Shutdown Switch Resistance
Enable pull-down resistor
Under-voltage lock out (UVLO)
threshold
C
Logic High Level
Logic Low Level
Enable Input Current
Thermal Shutdown
Thermal Hysteresis
OUT
equivalent series resistance
EN
= High, I
(2)
OUT
(3)
= 100μA, C
IN
I
V
I
I
V
f = 1kHz, C
V
V
V
V
Conditions
Initial accuracy for V
I
f = 20kHz, C
C
BW = 10Hz to 100kHz
+125ºC junction temperature
V
V
OUT
OUT
OUT
OUT
IN
EN
OUT
IN
IN
IN
EN
EN
BYP
= C
= V
= 2.3 to 5.5V
= 2.3 to 5.5V, 0ºC to
= 2.3 to 5.5V
= 100μA to 300 mA
< 0.4V
= 0.4V
= V
= 300mA
= 0μA
= 300mA
= 0V
= 10nF
OUT
OUT
IN
3
= 1µF, ambient temperature of 25ºC (over recommended
+ 1.0V to 5.5V
BYP
BYP
(1)
= 10nF
= 10nF
OUT
≥ 2.0V
(4)
Min
-1.0
-2.0
-0.2
-0.4
1.8
1.6
5
±0.1
0.15
Typ
180
180
150
250
160
0.7
2.5
2.1
1.5
40
55
80
64
54
45
10
Doc. No. MD-10010 Rev. C
Max
+1.0
+2.0
+0.2
+0.4
250
300
500
1.2
1.5
0.4
75
90
1
2
1
4
CAT6218
ppm/ºC
μVrms
Unit
MΩ
mΩ
%/V
mV
mA
μA
μA
dB
μA
μs
ºC
ºC
%
%
V
V
V
Ω