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| 型号： | ADP170AUJZ-2.8-R7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 3/20页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 2.8V .3A TSOT23-5 |
| 标准包装： | 1 |
| 稳压器拓扑结构： | 正，固定式 |
| 输出电压： | 2.8V |
| 输入电压： | 最高 3.6V |
| 电压 - 压降（标准）： | 0.066V @ 300mA |
| 稳压器数量： | 1 |
| 电流 - 输出： | 300mA（最小值） |
| 电流 - 限制（最小）： | 400mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SOT-23-5 细型，TSOT-23-5 |
| 供应商设备封装： | TSOT-23-5 |
| 包装： | 标准包装 |
| 其它名称： | ADP170AUJZ-2.8-R7DKR |
Data Sheet
ADP170/ADP171
SPECIFICATIONS
V IN = (V OUT + 0.4 V) or 1.6 V (whichever is greater), EN = V IN , I OUT = 10 mA, C IN = C OUT = 1 μF, T A = 25°C, unless otherwise noted.
Table 1.
Parameter
INPUT VOLTAGE RANGE
OPERATING SUPPLY CURRENT 1
Symbol
V IN
I GND
Conditions
T J = ?40°C to +125°C
I OUT = 0 μA
Min
1.6
Typ
23
Max
3.6
Unit
V
μA
I OUT = 0 μA, T J = ?40°C to +125°C
I OUT = 1 mA
I OUT = 1 mA, T J = ?40°C to +125°C
I OUT = 150 mA
I OUT = 150 mA, T J = ?40°C to +125°C
I OUT = 300 mA
I OUT = 300 mA, T J = ?40°C to +125°C
50
130
170
60
100
210
260
μA
μA
μA
μA
μA
μA
μA
SHUTDOWN CURRENT
I GND-SD
EN = GND
EN = GND, V IN = 3.6 V, T J = ?40°C to +85°C
EN = GND, V IN = 3.6 V, T J = 85°C to 125°C
0.1
2
25
μA
μA
μA
FIXED-OUTPUT VOLTAGE ACCURACY
V OUT
I OUT = 10 mA
1 mA < I OUT < 300 mA, V IN = (V OUT + 0.5 V) to 3.6 V
1 mA < I OUT < 300 mA, V IN = (V OUT + 0.5 V) to 3.6 V,
T J = ?40°C to +125°C
?1
?2
?3
+1
+2
+3
%
%
%
ADJUSTABLE-OUTPUT VOLTAGE
V ADJ
I OUT = 10 mA
0.495
0.5
0.505
V
1 mA < I OUT < 300 mA, V IN = (V OUT + 0.5 V) to 3.6 V
1 mA < I OUT < 300 mA, V IN = (V OUT + 0.5 V) to 3.6 V,
T J = ?40°C to +125°C
0.490
0.485
0.510
0.515
V
V
ADJ I-BIAS
1.6 V ≤ V IN ≤ 3.6 V, ADJ connected to VOUT
15
nA
LINE REGULATION
LOAD REGULATION 3
?V OUT /?V IN
?V OUT /?I OUT
V IN = (V OUT + 0.5 V) to 3.6 V, T J = ?40°C to +125°C
I OUT = 1 mA to 300 mA
?0.25
0.001
+0.25
%/V
%/mA
I OUT = 1 mA to 300 mA, T J = ?40°C to +125°C
0.007
%/mA
DROPOUT VOLTAGE
V DROPOUT
I OUT = 10 mA, V OUT ≥ 1.8 V
2
mV
I OUT = 10 mA, V OUT ≥ 1.8 V, T J = ?40°C to +125°C
I OUT = 150 mA, V OUT ≥ 1.8 V
I OUT = 150 mA, V OUT ≥ 1.8 V, T J = ?40°C to +125°C
I OUT = 300 mA, V OUT ≥ 1.8 V
I OUT = 300 mA, V OUT ≥ 1.8 V, T J = ?40°C to +125°C
33
66
7
70
135
mV
mV
mV
mV
mV
START-UP TIME 5
t START-UP
V OUT = 1.8 V
120
μs
CURRENT-LIMIT THRESHOLD 6
I LIMIT
400
450
800
mA
THERMAL SHUTDOWN
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
TS SD
TS SD-HYS
T J rising
150
15
° C
° C
EN INPUT
Logic High Voltage
Logic Low Voltage
Leakage Current Voltage
V IH
V IL
V I-LEAKAGE
1.6 V ≤ V IN ≤ 3.6 V
1.6 V ≤ V IN ≤ 3.6 V
EN = VIN or GND
EN = VIN 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
T J = ?40°C to +125°C
T J = ?40°C to +125°C
0.7
80
1.5
V
V
mV
Rev. C | Page 3 of 20
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