= +25°C under normal conditions, unless otherwise noted.) (Note 2)

Note 3: Once PVI exceeds undervoltage-lockout rising threshold 4.0V and the device is in regulation.

Note 4: Guaranteed by design; not product tested.

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Power-Supply Rejection Ratio

57

dB

Shutdown Output Resistance

EN = low

1

kΩ

THERMAL OVERLOAD

Thermal-Shutdown Temperature

(Note 4)

150

175

°C

Thermal-Shutdown Hysteresis

15

°C

RESET

OUT1 OV Threshold

110

%

OUT1 Reset Threshold

Reset option 1 (see the Selector Guide)

85

90

95

%

Reset option 2 (see the Selector Guide)

75

80

85

OUT2 Reset Threshold

Percentage of nominal output

85

90

95

%

Reset Timeout Period

Reset timeout option 1 (see the Selector

Guide)

14.9

ms

Reset timeout option 2 (see the Selector

Guide)

1.9

Output-High Leakage Current

1

µA

Output Low Level

Sinking -3mA

0.4

V

UV Propagation Time

28

µs

EN LOGIC INPUT

EN Threshold Voltage

EN rising

1.4

1.8

2.2

V

EN Threshold Hysteresis

0.4

V

Input Current

0.5

µA

PWM LOGIC INPUT

Input High Level

PWM rising

1.8

V

Input Low Level

PWM falling

0.4

V

Logic-Input Current

1

µA

MAX16922

2.2MHz, Dual, Step-Down DC-DC

Converters, Dual LDOs, and RESET

www.maximintegrated.com

Maxim Integrated │ 4

Electrical Characteristics (continued)