MAX17101ETJ Просмотр технического описания (PDF) - Maxim Integrated

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MAX17101ETJ

Dual Quick-PWM, Step-Down Controller with Low-Power LDO, RTC Regulator

Maxim Integrated 

Dual Quick-PWM, Step-Down Controller

with Low-Power LDO, RTC Regulator

ELECTRICAL CHARACTERISTICS (continued)

(Circuit of Figure 1, no load on LDO, RTC, OUT1, OUT2, and REF, VIN = 12V, VDD = VCC = VSECFB = 5V, VREFIN2 = 1.0V, BYP =

LDOSEL = GND, ONLDO = IN, ON1 = ON2 = VCC, TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.)

PARAMETER

GATE DRIVERS

DH_ Gate Driver On-Resistance

DL_ Gate Driver On-Resistance

DH_ Gate Driver Source/Sink

Current

DL_ Gate Driver Source Current

DL_ Gate Driver Sink Current

Internal BST_ Switch

On-Resistance

INPUTS AND OUTPUTS

SYMBOL

RDH

RDL

IDH

IDL

(SOURCE)

IDL (SINK)

RBST

CONDITIONS

BST1 - LX1 and BST2 - LX2 forced to 5V

DL1, DL2; high state

DL1, DL2; low state

DH1, DH2 forced to 2.5V,

BST1 - LX1 and BST2 - LX2 forced to 5V

DL1, DL2 forced to 2.5V

DL1, DL2 forced to 2.5V

IBST_ = 10mA, VDD = 5V

TON Input Logic Levels

High

REF or open

Low

SKIP Input Logic Levels

SKIP, TON Leakage Current

ON_ Input Logic Levels

ON_ Leakage Current

ONLDO Input Logic Levels

ONLDO Leakage Current

High (forced PWM)

Open (ultrasonic)

Low (SKIP)

ISKIP, ITON VSKIP = VTON = 0 or 5V, TA = +25°C

High (SMPS on)

Low (SMPS off)

ION_ VON1 = VON2 = 0 or 5V, TA = +25°C

High (SMPS on)

Low (SMPS off)

IONLDO VONLDO = 0 or 24V, TA = +25°C

MIN TYP MAX UNITS

1.5

3.5

2.2

4.5

0.6

1.5

2

A

1.7

A

3.3

A

5

VCC -

0.4V

1.6

VCC -

0.4V

1.6

-2

2.4

-2

2.4

-1

3.0

V

0.4

3.0

V

0.4

+2

μA

V

0.8

+2

μA

V

0.8

+1

μA

6 _______________________________________________________________________________________

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