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参数资料
| 型号： | ADP320ACPZ331815R7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 3/20页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 3.3/1.8/1.5V 16LFCSP |
| 标准包装： | 1 |
| 稳压器拓扑结构： | 正，固定式 |
| 输出电压： | 3.3V，1.8V，1.5V |
| 输入电压： | 1.8 V ~ 5.5 V |
| 电压 - 压降（标准）： | 0.11V @ 200mA，-，- |
| 稳压器数量： | 3 |
| 电流 - 输出： | 200mA（最小值） |
| 电流 - 限制（最小）： | 250mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WFQFN 裸露焊盘，CSP |
| 供应商设备封装： | 16-LFCSP-WQ（3x3） |
| 包装： | 标准包装 |
| 其它名称： | ADP320ACPZ331815R7DKR |
ADP320
SPECIFICATIONS
V IN1 /V IN2 = V IN3 = (V OUT + 0.5 V) or 1.8 V (whichever is greater), V BIAS = 2.5 V, EN1, EN2, EN3 = V BIAS , I OUT1 = I OUT2 = I OUT3 = 10 mA,
C IN = C OUT1 = C OUT2 = C OUT3 = 1 μF, and T A = 25°C, unless otherwise noted.
Table 1.
Parameter
INPUT BIAS VOLTAGE RANGE
INPUT LDO VOLTAGE RANGE
GROUND CURRENT WITH ALL
REGULATORS ON
Symbol
V BIAS
V IN1 /V IN2 / V IN3
I GND
Conditions
T J = ?40°C to +125°C
T J = ?40°C to +125°C
I OUT = 0 μA
Min
2.5
1.8
Typ
85
Max
5.5
5.5
Unit
V
V
μA
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 = 200 mA
I OUT = 200 mA, T J = ?40°C to +125°C
120
250
160
220
380
μA
μA
μA
μA
μA
INPUT BIAS CURRENT
I BIAS
T J = ?40°C to +125°C
66
140
μA
μA
SHUTDOWN CURRENT
I GND-SD
EN1 = EN2 = EN3 = GND
EN1 = EN2 = EN3 = GND, T J = ?40°C to +125°C
0.1
2.5
μA
μA
OUTPUT VOLTAGE ACCURACY
LINE REGULATION
LOAD REGULATION 1
DROPOUT VOLTAGE 2
START-UP TIME 3
V OUT
?V OUT /?V IN
?V OUT /?I OUT
V DROPOUT
T START-UP
100 μA < I OUT < 200 mA, V IN = (V OUT + 0.5 V) to 5.5 V,
T J = ?40°C to +125°C
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
I OUT = 1 mA to 200 mA
I OUT = 1 mA to 200 mA, T J = ?40°C to +125°C
V OUT = 3.3 V
I OUT = 10 mA
I OUT = 10 mA, T J = ?40°C to +125°C
I OUT = 200 mA
I OUT = 200 mA, T J = ?40°C to +125°C
V OUT = 3.3 V, all V OUT initially off, enable one
V OUT = 0.8 V
V OUT = 3.3 V, one V OUT initially on, enable second
V OUT = 0.8 V
?1
?2
?0.03
0.01
0.001
6
110
240
100
160
20
+1
+2
+0.03
0.005
9
170
%
%
%/ V
%/ V
%/mA
%/mA
mV
mV
mV
mV
mV
μs
μs
μs
μs
CURRENT LIMIT THRESHOLD 4
I LIMIT
250
360
600
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 BIAS ≤ 5.5 V
2.5 V ≤ V BIAS ≤ 5.5 V
EN1 = EN2 = EN3 = V IN or GND
EN1 = EN2 = EN3 = 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 Bias Voltage (VBIAS) Rising
Input Bias Voltage (VBIAS) Falling
Hysteresis
UVLO RISE
UVLO FALL
UVLO HYS
2.0
180
2.45
V
V
mV
OUTPUT NOISE
OUT NOISE
10 Hz to 100 kHz, V IN = 5 V, V OUT = 3.3 V
10 Hz to 100 kHz, V IN = 5 V, V OUT = 2.8 V
10 Hz to 100 kHz, V IN = 3.6 V, V OUT = 2.5 V
10 Hz to 100 kHz, V IN = 3.6 V, V OUT = 1.2 V
63
55
50
29
μV rms
μV rms
μV rms
μV rms
Rev. A | Page 3 of 20
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