CAT6220 Datasheet, PDF (4/12 Pages) ON Semiconductor – 300 mA Adjustable Voltage LDO Regulator

CAT6220
Table 4. ELECTRICAL OPERATING CHARACTERISTICS (Note 3) (V_IN = V_OUT + 1.0 V, V_EN = High, I_OUT = 100 mA, C_IN = 1 mF,
C_OUT = 1 mF, ambient temperature of 25°C (over recommended operating conditions unless specified otherwise). Bold numbers apply
for the entire junction temperature range.)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
V_ADJ
V_ADJ
Adjustable Voltage
Adjustable Voltage Accuracy
I_OUT = 100 mA
Initial accuracy
1.24
V
−1.5
+1.5
%
−2.5
+2.5
I_ADJ
TC_OUT
V_R−LINE
ADJ pin Input Current
Output Voltage Temp. Coefficient
Line Regulation
V_IN = V_OUT + 1.0 V to 6.5 V
1
40
−0.2 ±0.1
−0.35
50
+0.2
+0.35
nA
ppm/°C
%/V
V_R−LOAD Load Regulation
I_OUT = 100 mA to 300 mA
0.9
1.5
%
2.2
V_DROP Dropout Voltage (Note 4)
I_OUT = 300 mA
270
350
mV
500
I_GND
Ground Current
I_OUT = 5 mA
10
15
mA
20
I_GND−SD Shutdown Ground Current
I_OUT = 300 mA
V_EN < 0.4 V
40
100
1
mA
2
PSRR Power Supply Rejection Ratio
f = 100 Hz
62
dB
f = 1 kHz
48
I_SC
Output short circuit current limit
T_ON
Turn−On Time
e_N
Output Noise Voltage
R_OUT−SH Shutdown Switch Resistance
ESR
C_OUT equivalent series resistance
DIGITAL INPUT
V_OUT = 0 V
BW = 10 Hz to 100 kHz,
V_OUT = 1.8 V, I_OUT = 10 mA
500
700
mA
150
ms
150
mVrms
250
W
5
500
mW
V_HI
Logic High Level
V_IN = 2.3 to 6.5 V
1.8
V
V_IN = 2.3 to 6.5 V, 0°C to +125°C
1.6
junction temperature
V_LO
Logic Low Level
I_IN
Input Current
THERMAL PROTECTION
V_IN = 2.3 to 6.5 V
V_LOGIC = 0.4 V
V_LOGIC = V_IN
0.4
V
0.15
1
mA
1.5
4
T_SD
Thermal Shutdown
140
°C
T_HYS
Thermal Hysteresis
10
°C
3. Specification for 2.5 V output version unless specified otherwise.
4. Dropout voltage is defined as the input−to−output differential at which the output voltage drops 2% below its nominal value measured at 1 V
differential. During test, the input voltage stays always above the minimum 2.3 V.
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