MAX8869 MAXIM [Maxim Integrated Products], MAX8869 Datasheet - Page 3

• Manufacturer Part Number: MAX8869
• Description: 1A, Microcap, Low-Dropout, Linear Regulator Foldback Output Current Limit
• Manufacturer: MAXIM [Maxim Integrated Products]

ELECTRICAL CHARACTERISTICS
(V
unless otherwise noted.) (Note 3)
Note 1: Dropout voltage is (V
Note 2: The output voltage is externally set using a resistive voltage-divider from OUT to SET.
Note 3: Specifications to -40°C are guaranteed by design, not production tested.
Input Voltage Range
Input Undervoltage Lockout
Output Voltage Accuracy
SET Regulation Voltage
(Adjustable Mode)
Load Regulation
Ad j ustab l e O utp ut V ol tag e Rang e
Maximum Output Current
Short-Circuit Current Limit
In-Regulation Current Limit
SET Dual Mode Threshold
SET Input Bias Current
Ground Current
Dropout Voltage (Note 1)
Shutdown Supply Current
SHDN Input Threshold
SHDN Input Bias Current
RST Output Low Voltage
IN Operating Voltage Range for
RST Valid
RST Leakage
RST Trip Level Referred to
Nominal V
RST Release Delay
IN
= +2.7V or V
Since the minimum input voltage is 2.7V, this specification is only meaningful when V
PARAMETER
OUT
OUT(NOM)
_______________________________________________________________________________________
+ 0.5V (whichever is greater), SHDN = IN, SS = open, SET = GND, C
IN
- V
OUT
SYMBOL
ΔV
) when V
I
I
I
I
I
I
GND
V
OUT
V
OFF
V
LIM
LIM
SET
LDR
IN
IH
IL
OUT
Typical hysteresis = 50mV
I
I
I
Continuous
V
V
V
I
I
SHDN = GND, V
+2.7V < V
SHDN = GND or IN
I
I
V
Falling edge, typical hysteresis = 10mV
Rising edge
OUT
OUT
OUT
OUT
OUT
SINK
SINK
OUT
SET
SET
RST
falls to 100mV below the value of V
= 1mA, T
= 150mA, T
= 1mA to 1A
= 100µA
= 1A, V
= +0.76V
= +0.9V
= 1mA
= 10µA
= +5.5V
= 0V
1A, Microcap, Low-Dropout,
IN
OUT
< +5.5V
A
CONDITIONS
= +85°C
IN
A
= +3.3V (Note 2)
= +85°C
= +5.5V, V
OUT
= 0V
Linear Regulator
OUT
measured when V
OUT
≥ 2.7V.
MIN
792
OUT
2.7
2.3
0.8
1.0
2.0
1.7
1.0
40
88
-1
1
1
= 1µF, T
IN
= V
A
= -40°C to +85°C,
OUT(NOM)
MAX
808
120
300
350
5.5
2.6
2.0
2.0
0.6
0.1
0.1
5.5
10
95
1
5
1
6
% OUT
UNITS
+0.5V.
A
%/A
mV
mV
mA
mV
ms
RMS
nA
µA
µA
µA
%
V
V
V
A
A
V
V
V
3