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参数资料
| 型号： | ADP225CP-EVALZ |
| 厂商： | Analog Devices Inc |
| 文件页数： | 3/24页 |
| 文件大小： | 0K |
| 描述： | BOARD EVAL FOR ADP225 |
| 标准包装： | 1 |
| 系列： | * |
Data Sheet
ADP222/ADP223/ADP224/ADP225
SPECIFICATIONS
V IN = (V OUT + 0.5 V) or 2.5 V (whichever is greater), EN1 = EN2 = V IN , I OUT1 = I OUT2 = 10 mA, C IN = C OUT1 = C OUT2 = 1 μF, T A = 25°C,
unless otherwise noted.
Table 1.
Parameter
INPUT VOLTAGE RANGE
OPERATING SUPPLY CURRENT
Symbol
V IN
I GND
Test Conditions/Comments
T J = ?40°C to +125°C
I OUT = 0 μA
Min
2.5
Typ
65
Max
5.5
Unit
V
μA
WITH BOTH REGULATORS ON
I OUT = 0 μA, T J = ?40°C to +125°C
I OUT = 10 mA
I OUT = 10 mA, T J = ?40°C to +125°C
I OUT = 300 mA
I OUT = 300 mA, T J = ?40°C to +125°C
100
300
150
200
450
μA
μA
μA
μA
μA
SHUTDOWN CURRENT
I GND-SD
EN1 = EN2 = GND
0.2
2
μA
OUTPUT VOLTAGE ACCURACY 1
V OUT
T J = ?40°C to +125°C
ADJUSTABLE-OUTPUT VOLTAGE
V ADJ
I OUT = 10 mA
0 μA < I OUT < 300 mA, V IN = (V OUT + 0.5 V) to 5.5 V
T J = ?40°C to +125°C
?1
?2
+1
+2
%
%
ACCURACY 1
I OUT = 10 mA
0 μA < I OUT < 300 mA, V IN = (V OUT + 0.5 V) to 5.5 V
0.495
0.490
0.500
0.505
0.510
V
V
LINE REGULATION
ΔV OUT /ΔV IN
V IN = (V OUT + 0.5 V) to 5.5 V
V IN = (V OUT + 0.5 V) to 5.5 V, T J = ?40°C to +125°C
?0.05
0.01
+0.05
%/V
%/V
LOAD REGULATION
ΔV OUT /ΔI OUT
I OUT = 1 mA to 300 mA
0.001
%/mA
I OUT = 1 mA to 300 mA, T J = ?40°C to +125°C
0.002
%/mA
DROPOUT VOLTAGE 3
V DROPOUT
V OUT = 3.3 V
I OUT = 10 mA
I OUT = 10 mA, T J = ?40°C to +125°C
I OUT = 300 mA
I OUT = 300 mA, T J = ?40°C to +125°C A
6
170
9
260
mV
mV
mV
mV
SENSE INPUT BIAS CURRENT
ADJx INPUT BIAS CURRENT
START-UP TIME 4
CURRENT-LIMIT THRESHOLD 5
SENSE I-BIAS
ADJ I-BIAS
t START-UP
I LIMIT
2.5 V ≤ V IN ≤ 5.5 V, SENSEx connected to VOUTx
2.5 V ≤ V IN ≤ 5.5 V, ADJx connected to VOUTx
V OUT = 3.3 V
V OUT = 0.8 V
340
10
10
240
100
400
nA
nA
μs
μs
mA
THERMAL SHUTDOWN
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
TS SD
TS SD-HYS
T J rising
155
15
°C
°C
EN INPUT
EN Input Logic High
EN Input Logic Low
EN Input Leakage Current
V IH
V IL
V I-LEAKAGE
2.5 V ≤ V IN ≤ 5.5 V
2.5 V ≤ V IN ≤ 5.5 V
EN1 = EN2 = V IN or GND
EN1 = EN2 = V IN or GND, T J = ?40°C to +125°C
1.2
0.1
0.4
1
V
V
μA
μA
UNDERVOLTAGE LOCKOUT
UVLO
Input Voltage Rising
Input Voltage Falling
Hysteresis
UVLO RISE
UVLO FALL
UVLO HYS
2.2
120
2.45
V
V
mV
OUTPUT DISCHARGE TIME
OUTPUT DISCHARGE RESISTANCE
t DIS
R QOD
V OUT = 2.8 V
1000
140
μs
Ω
Rev. D | Page 3 of 24
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