MIC5166

DS20006085B-page 4

 2018 - 2019 Microchip Technology Inc.

ELECTRICAL CHARACTERISTICS

Electrical Characteristics: VIN = 1.5V, VBIAS = 3.3V, VDDQ = 1.5V, TA = +25°C, unless noted. Bold values indicate

–40°C ≤ TJ ≤ +125°C. Note 1

Parameter

Sym.

Min.

Typ.

Max.

Units

Conditions

Power Input Supply

Input Voltage Range

VIN

0.9

—

3.6

V—

Undervoltage Lockout Trip

Level

—

0.625

0.8

0.9

VVIN rising

UVLO Hysteresis

—

—

150

—

mV

—

Quiescent Supply Current

IIN

—0.1

10

µA

IOUT = 0A

Shutdown Current

ISHDN

—0.1

5

µA

VEN = 0V

Bias Supply

Bias Voltage Range

VBIAS

2.5

—

5.5

V—

Undervoltage Lockout Trip

Level

—

1.9

2.23

2.33

VVBIAS rising

UVLO Hysteresis

—

—

70

—

mV

—

Quiescent Supply Current

IBIAS

—1.6

3

mA

IOUT = 1 mA

—1.6

3

IOUT = 1A

Shutdown Current

ISHDN

—0.1

5

µA

VEN = 0V

VTT Output

VTT Accuracy

—

–25

—

25

mV

Variation from VREF, IOUT = –2A to 2A

Load Regulation

—

—1.5

2.1

%

VSNS = 0.75V, IOUT = +10 mA to +3A

–1.8

–1.4

—

VSNS = 0.75V, IOUT = –10 mA to –3A

Line Regulation

—

–0.05

0.005

0.05

%/V

VIN = 1.5V to 3.6V, VBIAS = 5.5V, IOUT =

100 mA

–0.1

0.015

0.17

VIN = 1.5V, VBIAS = 2.5V to 5.5V, IOUT =

100 mA

VREF Output

VREF Voltage Accuracy

VREF

–1

—

1

%

Variation from (VDDQ/2),

IREF = –10 mA to 10 mA,

VREF Output = 0.6V (DDR4), IOUT = 0A.

Bias Supply Dropout Voltage

Dropout Voltage

(VBIAS – VTT)

VDO

—1.15—

V

IOUT = 100 mA

—1.25—

IOUT = 500 mA

—1.65

2.2

IOUT = 3A

Enable Control

EN Logic High Level

VIH

1.2

——

V

Logic high

EN Logic Low Level

VIL

——

0.2

Logic low

EN Current

IEN

—1.0

—

µA

VEN = 0.2V

—6.0

—

VEN = 1.2V

Start-Up Time

tSU

—55—

µs

From EN pin going high to VTT 90% of

VREF

Note 1: Specification for packaged product only.