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ADP1764ACPZ-1.0-R7 数据表(PDF) 3 Page - Analog Devices

部件名 ADP1764ACPZ-1.0-R7
功能描述  4 A, Low VIN, Low Noise, CMOS Linear Regulator
PDF  20 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP1764ACPZ-1.0-R7 数据表(HTML) 3 Page - Analog Devices

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Data Sheet
ADP1764
Rev. A | Page 3 of 20
SPECIFICATIONS
VIN = VOUT + 0.2 V or VIN = 1.1 V, whichever is greater, IOUT = 100 mA, CIN = 22 µF, COUT = 22 µF, CREF = 1 µF, CREG = 1 µF, TA = 25°C, and
minimum and maximum limits at TJ = −40°C to +125°C, unless otherwise noted.
Table 2.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
INPUT VOLTAGE SUPPLY RANGE
VIN
TJ = −40°C to +125°C
1.10
1.98
V
OPERATING SUPPLY CURRENT
IGND
IOUT = 0 µA
5
17
mA
IOUT = 100 mA
5
18
mA
IOUT = 4 A
11
23
mA
SHUTDOWN CURRENT
IGND_SD
EN = GND
4
µA
TJ = −40°C to +85°C
200
µA
TJ = 85°C to 125°C
900
µA
NOISE1
Output Noise
OUTNOISE
10 Hz to 100 kHz, VIN = 1.1 V, VOUT = 0.9 V
3
µV rms
100 Hz to 100 kHz, VIN = 1.1 V, VOUT = 0.9 V
2
µV rms
10 Hz to 100 kHz, VIN = 1.5 V, VOUT = 1.3 V
3
µV rms
100 Hz to 100 kHz, VIN = 1.5 V, VOUT = 1.3 V
2
µV rms
10 Hz to 100 kHz, VIN = 1.7 V, VOUT = 1.5 V
3
µV rms
100 Hz to 100 kHz, VIN = 1.7 V, VOUT = 1.5 V
2
µV rms
Noise Spectral Density
OUTNSD
VOUT = 0.55 V to 1.5 V, IOUT = 100 mA
At 10 kHz
5
nV/√Hz
At 100 kHz
4
nV/√Hz
POWER SUPPLY REJECTION RATIO1
PSRR
IOUT = 4 A, modulated VIN
10 kHz, VOUT = 1.3 V, VIN = 1.7 V
69
dB
100 kHz, VOUT = 1.3 V, VIN = 1.7 V
46
dB
1 MHz, VOUT = 1.3 V, VIN = 1.7 V
35
dB
10 kHz, VOUT = 0.9 V, VIN = 1.1 V
67
dB
100 kHz, VOUT = 0.9 V, VIN = 1.1 V
45
dB
1 MHz, VOUT = 0.9 V, VIN = 1.1 V
36
dB
OUTPUT VOLTAGE RANGE
TJ = 25°C
Fixed
VOUT_FIXED
0.55
1.5
V
Adjustable
VOUT_ADJ
0.5
1.5
V
FIXED OUTPUT VOLTAGE ACCURACY
VOUT
IOUT = 100 mA, TA = 25°C
−0.75
+0.75
%
100 mA < IOUT < 4 A, TJ = 0°C to 85°C
−1.2
+1.2
%
100 mA < IOUT < 4 A, TJ = 0°C to 125°C
−1.5
+1.5
%
ADJUSTABLE PIN CURRENT
IADJ
TJ = 25°C, VADJ = 0.5 V
49.5
50.0
50.7
µA
VIN = VOUT + 0.2 V or VIN = 1.1 V, whichever is greater, to
1.98 V
49.0
50.0
51.2
µA
ADJUSTABLE OUTPUT VOLTAGE
GAIN FACTOR
AD
VADJ = 0.5 V; VIN = VOUT + 0.2 V or VIN = 1.1 V, whichever
is greater, to 1.98 V
TJ = 25°C
2.99
TJ = −40°C to +125°C
2.96
3.02
REGULATION
Line
∆VOUT/∆VIN
VIN = VOUT + 0.2 V or VIN = 1.1 V, whichever is greater, to
1.98 V
−0.10
+0.10
%/V
Load2
∆VOUT/∆IOUT
IOUT = 100 mA to 4 A
0.15
0.3
%/A
DROPOUT VOLTAGE3
VDROPOUT
IOUT = 3 A, VOUT = 1.2 V
40
65
mV
IOUT = 4 A, VOUT = 1.2 V
47
75
mV
START-UP TIME1, 4
tSTARTUP
CSS = 10 nF, VOUT = 1 V
1
ms
SOFT START CURRENT
IREF
1.1 V ≤ VIN ≤ 1.98 V
8
10
12
µA
CURRENT-LIMIT THRESHOLD1, 5
ILIMIT
5.5
6.5
7.0
A



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