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MAX1963 Datasheet(PDF) 3 Page - Maxim Integrated Products

Part No. MAX1963
Description  Low-Input-Voltage, 300mA LDO Regulators with RESET in SOT and TDFN
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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MAX1963 Datasheet(HTML) 3 Page - Maxim Integrated Products

 
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Low-Input-Voltage, 300mA LDO Regulators
with
RESET in SOT and TDFN
_______________________________________________________________________________________
3
Note 1: Limits are 100% production tested at TA = +25°C. Limits over the operating temperature range are guaranteed by design.
Note 2: The dropout voltage is defined as VIN - VOUT, when VOUT is 4% lower than the value of VOUT when VIN = VOUT + 0.5V.
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RESET OUTPUT
Reset Threshold Accuracy
VOUT falling, (1.7% typical hysteresis)
80
82.5
85
%VOUT
IRESET = 100µA
1
100
RESET Output Low Voltage
VOL
VIN = +1.0V, IRESET = 100µA
30
400
mV
TA = +25°C
0.001
1
RESET Output High Leakage
IOH
VRESET = 3.6V,
RESET not asserted
TA = +85°C
0.01
µA
MAX1963
2.2
3.2
5.5
Reset Delay
tRP
From VOUT high to RESET
rising
MAX1976
70
100
160
ms
THERMAL PROTECTION
Thermal-Shutdown Temperature
TSHDN
+165
°C
Thermal-Shutdown Hysteresis
ΔTSHDN
15
°C
Typical Operating Characteristics
(VIN = (VOUT + 0.5V) or 1.8V, whichever is greater; SHDN = IN, CIN = 1µF, COUT = 4.7µF, TA = +25°C, unless otherwise noted.)
OUTPUT VOLTAGE ACCURACY
vs. LOAD CURRENT
LOAD CURRENT (mA)
250
200
150
100
50
-0.1
0
0.1
0.2
-0.2
0300
VOUT = +3.0V
VOUT = +1.5V
VOUT = +0.75V
OUTPUT VOLTAGE ACCURACY
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
3.0
2.6
2.2
1.8
-0.25
0
0.25
0.50
-0.50
1.4
3.4
IOUT = 300mA
IOUT = 100mA
IOUT = 0mA
VOUT = 1.5V
OUTPUT VOLTAGE ACCURACY
vs. TEMPERATURE
TEMPERATURE (
°C)
60
35
10
-15
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
-40
85
VOUT = +1.5V
IOUT = 0mA, 100mA, 300mA
ELECTRICAL CHARACTERISTICS (continued)
(VIN = (VOUT + 0.5V) or 1.8V, whichever is greater; SHDN = IN, CIN = 1µF, COUT = 4.7µF, TA = -40°C to +85°C, unless otherwise
noted. Typical values are at TA = +25°C.) (Note 1)


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