MAX17005ETP 查看數據表（PDF） - Maxim Integrated

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MAX17005ETP

1.2MHz Low-Cost, High-Performance Chargers

Maxim Integrated 

1.2MHz Low-Cost,

High-Performance Chargers

ELECTRICAL CHARACTERISTICS (continued)

(Circuit of Figure 1, VDCIN = VCSSP = VCSSN = 19V, VBATT = VCSIP = VCSIN = 16.8V, VVCTL = VAA, VISET = 1V, TA = -40°C to +85°C,

unless otherwise noted.)

PARAMETER

REFERENCES

VAA Output Voltage

VAA UVLO Threshold

ACIN

ACIN Threshold

CONDITIONS

IVAA = 50μA

VAA falling

MIN TYP MAX UNITS

4.18

4.22

V

3.9

V

2.058

2.142 V

ACIN Threshold Hysteresis

ACOK

ACOK Sink Current

SWITCHING REGULATOR

VACOK = 0.4V, VACIN = 1.5V

10

30

mV

6

mA

DHI Off-Time K Factor

Cycle-by-Cycle Current-Limit Sense Voltage

DHI Resistance High

DHI Resistance Low

DLO Resistance High

DLO Resistance Low

ADAPTER DETECTION

VDCIN = 19V, VBATT = 10V

VCSIP - VCSIN

IDLO = 10mA

IDLO = -10mA

IDLO = 10mA

IDLO = -10mA

0.029

105

0.041 μs/V

115 mV

3

1.75

6

7

Adapter Absence-Detect Threshold

Adapter Detect Threshold

Adapter Switch Charge-Pump Frequency

Adapter Switch Charge-Pump Refresh Pulse

VDCIN - VBATT, VDCIN falling

VDCIN - VBATT, VDCIN rising

DLO

DHI

+70

+320

180

0.04

0.07

+170 mV

+620 mV

220 Hz

0.2

μs

0.3

Note 1: Accuracy does not include errors due to external resistance tolerances.

Note 2: Adapter present conditions are tested at VDCIN = 19V and VBATT = 16.8V. Adapter absent conditions are tested at

VDCIN = 16V, VBATT = 16.8V.

6 _______________________________________________________________________________________

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