MAX8516 Просмотр технического описания (PDF) - Maxim Integrated
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MAX8516 Datasheet PDF : 10 Pages
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1.425V to 3.6V Input, 1A,
0.2V Dropout LDO Regulators
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. VIN = +1.8V, VOUT = +1.5V, EN = IN, IOUT = 1mA, TA = -40°C to +85°C, unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
POR (MAX8518 ONLY)
POR Reset Threshold
POR Output Voltage Low
POR Output Current High
POR Rising Delay Time
VFB falling, VHYS = 10mV, VIN = 1.425V to 3.6V
VFB = 0.4V or 0.6V, IPOR = 1mA
VPOR = 3.6V
From FB to POR
440 450 460
mV
25
200
mV
0.001
1
µA
105 150 210
ms
EN
EN rising
1.2
Enable Input Threshold
VIN = 1.425V to 3.6V
V
EN falling
0.4
Enable Input Bias Current
THERMAL SHUTDOWN
VEN = 0 or 3.6V
-1
+1
µA
Thermal-Shutdown Threshold
OUTPUT TRANSIENT
Output on or off
TJ rising
TJ falling
+165
°C
+150
Load Transient
IOUT = 20mA to 1A to 20mA, tRISE = tFALL = 1µs
3
%
Line Transient
δVIN = 0.5V, tRISE = tFALL = 5µs
3
%
Note 1: Specifications to TA = -40°C are guaranteed by design, not production tested.
Note 2: Measurements at high current are pulse tested, such that the junction temperature is ambient temperature. Minimum supply
voltage for output accuracy must be at least 1.425V.
Typical Operating Characteristics
(Circuit of Figure 1, VIN = +1.8V, VOUT = +1.5V, IOUT = 1A, COUT = 4.7µF, CIN = 1µF, TA = +25°C.)
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
1.60
TA = -40°C TO +85°C
1.55
1.50
1.45
1.40
1.35
1.30
0
0.6 1.2 1.8 2.4 3.0 3.6
INPUT VOLTAGE (V)
OUTPUT VOLTAGE
vs. LOAD CURRENT
1.502
1.500
TA = +85°C
1.498
1.496
1.494
TA = +25°C
TA = -40°C
1.492
1.490
0
200 400 600 800 1000 1200
LOAD CURRENT (mA)
GROUND CURRENT
vs. INPUT VOLTAGE
500
ILOAD = 1A
400
300
ILOAD = 0.5A
200
ILOAD = 0A
100
0
0 0.6 1.2 1.8 2.4 3.0 3.6
INPUT VOLTAGE (V)
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