Datasheet

(V
IN
= +14V, I
OUT
= 1mA, C
IN
= 100μF, C
OUT
= 22μF, L = 22μH, C
BP
= 1μF, V
EN
= +2.4V (Figure 2), SGND = PGND = 0V, T
A
= T
J
=
-40°C to +125°C, unless otherwise noted. Typical values are at T
A
= T
J
= +25°C.) (Note 1)
Note 1: Limits to -40°C are guaranteed by design.
Note 2: The continuous maximum output current from LDO is limited by package power dissipation.
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
EN Low-Voltage Threshold V
ENL
Regulator off 0.4 V
EN Input Pulldown V
EN
= 2V, V
LDO/BUCK
= 4V 0.5 µA
RESET Voltage Threshold High V
RESET_H
V
OUT
rising 89 92 94 % V
OUT
RESET Voltage Threshold Low V
RESET_L
V
OUT
falling 97 90 92 % V
OUT
RESET Output Low Voltage V
RL
I
SINK
= 1mA 0.2 V
RESET Output High Leakage
Current
I
RH
V
RESET
= 5V, V
ADJ
= 1.5V 1 µA
RESET Output Minimum Timeout
Period
C
CT
= 0 25 µs
V
OUT
to RESET Delay V
OUT
falling 10mV/μs, C
CT
= 0 6 µs
Delay Comparator Threshold V
CT_TH
V
CT
rising 1.18 1.2374 1.29 V
Delay Comparator Threshold
Hysteresis
100 mV
CT Charge Current I
CH
0.74 1 1.20 µA
CT Discharge Current I
DISCH
V
CT
= 1V 13.8 mA
THERMAL SHUTDOWN
Thermal-Shutdown Temperature T
J(SHDN)
Temperature rising +165 °C
Thermal-Shutdown Hysteresis, ΔT
J(SHDN)
20 °C
MAX5096/MAX5097 40V, 600mA Buck Converters with Low-
Quiescent-Current Linear Regulator Mode
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Electrical Characteristics (continued)