Datasheet

MAX869L
2A, Current-Limited, High-Side
P-Channel Switch with Thermal Shutdown
_______________________________________________________________________________________ 3
Note 1: Guaranteed by design. Derived from the I
SET
current ratio; current-limit amplifier and external set resistor accuracies.
Note 2: Tested with I
OUT
= 200mA and V
SET
raised until (V
IN
- V
OUT
) ≥ 0.8V.
Note 3: Specifications to -40°C are guaranteed by design, not production tested.
ELECTRICAL CHARACTERISTICS
(V
IN
= 3V, T
A
= -40°C to +85°C, unless otherwise noted.) (Note 3)
V
IN
= 5V, I
OUT
= 500mA µs2 30
ON = IN, V
IN
= V
OUT
= 5.5V
V
IN
= 5V, I
OUT
= 500mA
Turn-Off Time
V
IN
= 5V, ON = GND, I
OUT
= 0A
I
SINK
= 1mA, V
SET
= 1V
I
OUT
= 1A, V
OUT
> 1.6V
ON = IN, V
IN
= 5.5V, V
OUT
= 0V
Rising edge, 1% hysteresis
V
IN
= 4.75V
R
SET
= 1% tolerance (Note 1)
CONDITIONS
V
IN
= 3.0V
mΩ
90
µs400
On-Resistance
Turn-On Time
V0.4
FAULT Logic Output Low Voltage
µA2.5Off-Supply Current
µA25
V2.9 5.5Operating Voltage
Quiescent Current
A/A765 1145I
OUT
to I
SET
Current Ratio
µA30Off-Switch Current
V2.0 2.85Undervoltage Lockout
70
A0.40 2.4Nominal Current-Limit Set Range
UNITSMIN TYP MAXPARAMETER
V
SET
required to turn the switch off (Note 2) V1.14 1.34Current-Limit-Amplifier Threshold