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| 型号： | ADP124ARHZ-3.3-R7 |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 固定正电压单路输出LDO稳压器 |
| 英文描述： | 5.5V INPUT, 500 MA, LOW QUIESCENT CURRENT, CMOS LINEAR REGULATOR W/31 FIXED-OUTPUT VOLTAGES No of Pins: 8 Temperature Range: Ind |
| 中文描述： | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.23 V DROPOUT, PDSO8 |
| 封装： | ROHS COMPLIANT, MO-187AAT, MSOP-8 |
| 文件页数： | 14/20页 |
| 文件大小： | 648K |
| 代理商： | ADP124ARHZ-3.3-R7 |
ADP124/ADP125
Rev. A | Page 3 of 20
SPECIFICATIONS
Unless otherwise noted, VIN = (VOUT + 0.5 V) or 2.3 V, whichever is greater; ADJ connected to VOUT; IOUT = 10 mA; CIN = 1.0 F;
COUT = 1.0 F; TA = 25°C.
Table 1.
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
INPUT VOLTAGE RANGE
V
IN
2.3
5.5
V
OPERATING SUPPLY CURRENT1
I
GND
I
OUT = 0 A
45
A
I
OUT = 0 A, TJ = 40°C to +125°C
105
A
I
OUT = 1 mA
60
A
I
OUT = 1 mA, TJ = 40°C to +125°C
120
A
I
OUT = 250 mA
160
A
I
OUT = 250 mA, TJ = 40°C to +125°C
210
A
I
OUT = 500 mA
210
A
I
OUT = 500 mA, TJ = 40°C to +125°C
280
A
SHUTDOWN CURRENT
I
SD
EN = GND
0.1
A
EN = GND, T
J = 40°C to +125°C
1
A
OUTPUT VOLTAGE ACCURACY2
V
OUT
Fixed Output
I
OUT = 10 mA
1
+1
%
100 A < I
OUT < 500 mA, VIN = (VOUT + 0.5 V) to 5.5 V,
T
J = 40°C to +125°C
2
+1.5
%
Adjustable Output
I
OUT = 10 mA
0.495
0.500
0.505
V
100 A < I
OUT < 500 mA, VIN = 2.3 V to 5.5 V,
T
J = 40°C to +125°C
0.485
0.500
0.515
V
LINE REGULATION
V
OUT/VIN
V
IN = VIN = 2.3 V to 5.5 V, TJ = 40°C to +125°C
0.05
+0.05
%/V
LOAD REGULATION3
V
OUT/IOUT
I
OUT = 1 mA to 500 mA
0.0005
%/mA
I
OUT = 1 mA to 500 mA, TJ = 40°C to +125°C
0.001
%/mA
ADJ INPUT BIAS CURRENT
ADJ
I-BIAS
2.3 V ≤ V
IN ≤ 5.5 V, ADJ connected to VOUT
15
nA
DROPOUT VOLTAGE4
V
DROPOUT
I
OUT = 10 mA, VOUT > 2.3 V
3
mV
I
OUT = 10 mA, TJ = 40°C to +125°C
5
mV
I
OUT = 250 mA, VOUT > 2.3 V
65
mV
I
OUT = 250 mA, TJ = 40°C to +125°C
120
mV
I
OUT = 500 mA, VOUT > 2.3V
130
mV
I
OUT = 500 mA, TJ = 40°C to +125°C
230
mV
START-UP TIME5
t
START-UP
V
OUT = 3.0 V
350
s
CURRENT LIMIT THRESHOLD6
I
LIMIT
550
750
1000
mA
THERMAL SHUTDOWN
Thermal Shutdown Threshold
TS
SD
T
J rising
150
°C
Thermal Shutdown Hysteresis
TS
SD-HYS
15
°C
EN INPUT
EN Input Logic High
V
IH
2.3 V ≤ V
IN ≤ 5.5 V
1.2
V
EN Input Logic Low
V
IL
2.3 V ≤ V
IN ≤ 5.5 V
0.4
V
EN Input Leakage Current
V
I-LEAKAGE
EN = VIN or GND
0.1
A
EN = VIN or GND, T
J = 40°C to +125°C
1
A
UNDERVOLTAGE LOCKOUT
UVLO
Input Voltage Rising
UVLO
RISE
T
J = 40°C to +125°C
2.1
V
Input Voltage Falling
UVLO
FALL
T
J = 40°C to +125°C
1.5
V
Hysteresis
UVLO
HYS
T
A = 25°C
125
mV
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