參數(shù)資料
型號(hào): MAX8556ETE
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: 3-Line To 8-Line Decoders/Demultiplexers 20-LCCC -55 to 125
中文描述: 0.5 V-3.4 V ADJUSTABLE POSITIVE LDO REGULATOR, 0.2 V DROPOUT, QCC16
封裝: 5 X 5 MM, 0.8 MM PITCH, MO220WHHB, TDFN-16
文件頁(yè)數(shù): 3/11頁(yè)
文件大小: 228K
代理商: MAX8556ETE
M
4A Ultra-Low-Input-Voltage
LDO Regulators
_______________________________________________________________________________________
3
Note 2:
Specifications to -40
°
C are guaranteed by design and not production tested.
Note 3:
Minimum supply voltage for output accuracy must be at least 1.425V.
ELECTRICAL CHARACTERISTICS (continued)
(V
EN
= V
IN
= 1.8V, V
OUT
= 1.5V, I
OUT
= 2mA, T
A
= -40°C to +85°C, typical values are at T
A
= +25°C, unless otherwise noted. Note 2)
PARAMETER
CONDITIONS
MIN
TYP
0.001
50
MAX
1
100
UNITS
μA
μs
POK Output Current, High
POK Delay Time
EN
V
POK
= 3.6V V
FB
= 0.5
From FB rising to POK high
25
EN rising
EN falling
1.25
Enable Input Threshold
V
IN
= 1.425V to 3.6V
0.4
-1
V
Enable Input Bias Current
THERMAL SHUTDOWN
V
EN
= 0V or 3.6V
+1
μA
T
J
rising
T
J
falling
+160
+115
Thermal-Shutdown Threshold
Output on and off
°C
POR
FB Power-On Reset Fault Threshold
POR Output Voltage, Low
POR Output Current, High
POR Rising Delay Time
SOFT-START
Soft-Start Time
FB falling, V
IN
= 1.425V to 3.6V, 10mV hysteresis
V
FB
= 0.4V, I
POR
= 2mA
V
POR
= 3.6V, V
FB
= 0.5V
FB rising to POR high impedance
440
450
25
0.001
140
460
200
1
200
mV
mV
μA
ms
100
100
μs
Typic al Operating Charac teristic s
(V
EN
= V
IN
= +1.8V, V
OUT
= +1.5V, I
OUT
= 4A, C
OUT
= 20μF, C
IN
= 20μF, and T
A
= +25°C, unless otherwise noted.)
OUTPUT VOLTAGE vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
O
3.0
2.4
1.8
1.35
1.40
1.45
1.50
1.55
1.30
1.2
3.6
T
A
= -25
°
C
T
A
= -40
°
C
T
A
= -85
°
C
I
LOAD
= 2A
OUTPUT VOLTAGE vs. LOAD CURRENT
M
LOAD CURRENT (A)
O
3
2
1
1.4980
1.4985
1.4990
1.4995
1.5000
1.5005
1.5010
1.5015
1.5020
1.5025
1.4975
0
4
T
A
= -40
°
C
T
A
= +85
°
C
T
A
= +25
°
C
GND CURRENT vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
G
μ
A
2.4
1.2
100
200
300
400
500
600
700
800
900
1000
0
0
3.6
I
LOAD
= 4A
I
LOAD
= 2A
I
LOAD
= 0A
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