CDH2D09 datasheet(6/44 Pages) MAXIM

6 / 44 page

PMIC with Integrated Charger and

Smart Power Selector for Handheld Devices

_______________________________________________________________________________________

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

BAT is sourcing

105mA

115

BAT-to-SYS Reverse Regulation

Voltage

VBSREG

DC or USB and BAT

are sourcing current

BAT is sourcing

905mA

130

DC and USB unconnected, EN = low,

VBAT = 4V

010

VDC = VUSB = 5V, USUS = high,

PEN1 = low, EN = low, VBAT = 4V

010

DC and USB unconnected, EN = high,

VBAT = 4V (step-down converters are not in

dropout), PWM = low (Note 4)

155

285

DC and USB unconnected, EN = high,

VBAT = 2.8V (at least one step-down

converter is in dropout), PWM = low (Note 4)

425

550

VDC = VUSB = 5V, USUS = high, EN = high,

VBAT = 4V, PWM = low (Note 4)

180

320

µA

Quiescent Current

IPV1 +

IPV2 +

IPV3 +

IPV4 +

IPV5 +

ISYS

DC and USB unconnected, EN = high,

VBAT = 4.0V, PWM = high

9mA

BATTERY CHARGER (VDC = 5.0V, EN = low)

BAT-to-SYS On-Resistance

RBS

VUSB = 0V, VBAT = 4.2V, ISYS = 1A

0.08

0.16

TA = +25°C

4.174

4.200

4.221

BVSET = VL or

BVSET unconnected

TA = -40°C to +85°C

4.145

4.200

4.242

TA = +25°C

4.073

4.100

4.121

BVSET = AGND

TA = -40°C to +85°C

4.047

4.100

4.141

TA = +25°C

4.325

4.350

4.376

BAT Regulation Voltage

(Figure 6)

VBATREG

RBVSET = 49.9k

Ω to

AGND

TA = -40°C to +85°C

4.297

4.350

4.398

BAT Recharge Threshold

VBATRCHG (Note 5)

-170

-120

-70

BAT Prequalification Threshold

VBATPRQ

VBAT rising, 180mV hysteresis, Figure 6

2.9

3.0

3.1

RCISET Resistance Range

Guaranteed by BAT fast-charge current

limit

315

CISET Voltage

VCISET

RCISET = 7.5k

Ω, IBAT = 267mA, Figure 9

0.9

1.0

1.1

ELECTRICAL CHARACTERISTICS (continued)

(DC, USB, BVSET, UOK, DOK, LX_ unconnected; VTHM = VL/2, VPG_ = VAGND = 0V, VBAT = 4V, CEN = low, USUS = low, EN = high,

VPEN1 = VPEN2 = 3.3V, VPWM = 0V, COUT4 = 1µF, COUT5 = 1µF, CSYS = 10µF, PV1 = PV2 = PV3 = PV4 = PV5 = SYS, RDISET = 3kΩ,

RCISET = 3kΩ, CVL = 0.1µF, CCT = 0.15µF, CBP = 0.01µF, VFB1 = 1.1V, VFB2 = 1.1V, VFB3 = 1.1V, TA = -40°C to +85°C, unless other-

wise noted.) (Note 2)

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