CDH2D09 查看數據表（PDF） - Maxim Integrated

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产品描述 (功能)

比赛名单

CDH2D09

PMIC with Integrated Charger and Smart Power Selector for Handheld Devices

Maxim Integrated 

PMIC with Integrated Charger and

Smart Power Selector for Handheld Devices

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)

PARAMETER

DC-to-SYS Soft-Start Time

DC Thermal-Limit Temperature

SYMBOL

tSS-D-S

CONDITIONS

Starting DC when no USB present

Starting DC with USB present

Die temperature at which current limit is

reduced

MIN TYP MAX UNITS

1.0

ms

35

µs

+100

°C

DC Thermal-Limit Gain

Amount of input current reduction above

thermal-limit temperature

5

%/°C

USB POWER INPUT (VUSB = 5.0V, EN = low)

USB Voltage Range

VUSB

Operating voltage

Withstand voltage

4.1

6.6

V

0

14

SYS Regulation Voltage

VUSB = 6V, USUS = low, CEN = high,

VSYS_REG system current is less than the input current 5.2

5.3

5.4

V

limit

USB Undervoltage Threshold

USB Overvoltage Threshold

USB Current Limit

USB Quiescent Current

Minimum USB-to-BAT Voltage

Headroom

VUSBL

VUSBH

VUSB rising, 500mV hysteresis

VUSB rising, 400mV hysteresis

3.95

4.0

4.05

V

6.8

6.9

7.0

V

IUSBLIM

VUSB = 6V, VSYS = 5V, DC

unconnected, CEN = low,

TA = +25°C,

IVL = 0A (Note 3)

PEN2 = low,

USUS = low

PEN2 = high,

USUS = low

90

95

100

450

475

500

mA

USUS = high

0.11

IUSBIQ

USUS = low, CEN = low;

ISYS = 0mA, IBAT = 0mA, VL no load

USUS = low, CEN = high;

ISYS = 0mA, VL no load

1.1

2.0

mA

0.7

1.3

VUSB falling, 200mV hysteresis

0

15

30

mV

Minimum USB-to-SYS Voltage

Headroom

USB-to-SYS Dropout Resistance

USB-to-SYS Soft-Start Time

USB Thermal-Limit Temperature

RUS

tSS-U-S

VUSB falling, 200mV hysteresis

VUSB = 5V, ISYS = 400mA, USUS = low

Die temperature at which current limit is

reduced

0

15

30

mV

0.325 0.600

Ω

1.0

ms

100

°C

USB Thermal-Limit Gain

SYSTEM (VDC = 5.0V, EN = low)

System Operating Voltage Range

System Undervoltage Threshold

Amount of input current reduction above

thermal-limit temperature

VSYS

VUVLO_SYS SYS falling, 100mV hysteresis

5

%/°C

2.6

5.5

V

2.45 2.50 2.55

V

_______________________________________________________________________________________ 5

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