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参数资料
| 型号： | NCP3335DMR2285G |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | High Accuracy Ultra−low Iq, 500 mA Low Dropout Regulator |
| 中文描述： | 2.85 V FIXED POSITIVE LDO REGULATOR, 0.34 V DROPOUT, PDSO8 |
| 封装： | LEAD FREE, MICRO-8 |
| 文件页数： | 5/8页 |
| 文件大小： | 128K |
| 代理商： | NCP3335DMR2285G |
NCP3335
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS – 3.3 V
(V
out
= 3.3 V typical, V
in
= 3.7 V, T
A
=
40
°
C to +85
°
C, unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
Output Voltage (Accuracy)
V
in
= 3.7 V to 7.3 V, I
load
= 0.1 mA to 500 mA, T
J
= 25
°
C
V
out
0.9%
3.270
3.3
+0.9%
3.330
V
Output Voltage (Accuracy)
V
in
= 3.7 V to 7.3 V, I
load
= 0.1 mA to 500 mA, T
J
= 0
°
C to +85
°
C
V
out
1.4%
3.254
3.3
+1.4%
3.346
V
Output Voltage (Accuracy)
V
in
= 3.7 V to 7.3 V, I
load
= 0.1 mA to 500 mA, T
J
=
40
°
C to +150
°
C
V
out
1.5%
3.250
3.3
+1.5%
3.350
V
Line Regulation
V
in
= 3.7 V to 7.3 V, I
load
= 0.1 mA
Line
Reg
0.04
mV/V
Load Regulation
V
in
= 3.7 V, I
load
= 0.1 mA to 500 mA
Load
Reg
0.04
mV/mA
Dropout Voltage
I
load
= 500 mA
I
load
= 300 mA
I
load
= 50 mA
I
load
= 0.1 mA
V
DO
340
230
110
10
mV
Peak Output Current
Ipk
500
700
mA
Thermal Shutdown
T
J
160
°
C
Ground Current
In Regulation
I
load
= 500 mA (Note 5)
I
load
= 300 mA
I
load
= 50 mA
I
load
= 0.1 mA
In Dropout
V
in
= 3.2 V, I
load
= 0.1 mA
In Shutdown
S
D
= 0 V
I
GND
I
GNDsh
9.0
4.6
0.8
0.07
14
7.5
2.5
190
500
1.0
mA
A
A
A
Output Noise
C
nr
= 0 nF, I
load
= 500 mA, f = 10 Hz to 100 kHz, C
out
= 10 F
C
nr
= 10 nF, I
load
= 500 mA, f = 10 Hz to 100 kHz, C
out
= 10 F
V
noise
69
46
Vrms
Vrms
Shutdown
Threshold Voltage ON
Threshold Voltage OFF
2.0
0.4
V
V
S
D
Input Current, V
SD
= 0 V to 0.4 V or V
SD
= 2.0 V to V
in
I
SD
0.07
1.0
A
Output Current In Shutdown Mode, V
out
= 0 V
5. T
A
must be greater than 0
°
C.
I
OSD
0.07
1.0
A
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