DS2715 データシートの表示（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS2715

NiMH Battery Pack Charge Controller

Dallas Semiconductor -> Maxim Integrated 

ABSOLUTE MAXIMUM RATINGS*

Voltage on VDD and VCH Pins with Respect to VSS

Voltage on LED1 and LED2 Pins

Voltage on SNS-

Voltage on CBIAS

Voltage on all Other Pins

Continuous Sink Current VCH, LED1, and LED2

Operating Temperature Range

Storage Temperature Range

Soldering Temperature

DS2715: NiMH Cell Pack Charge Controller

-0.3V to +18V

-0.3V to +18V

-0.3V to +0.3V

-0.3V to 6V

-0.3V to VCbias

28mA

-20°C to +85°C

-55°C to +125°C

See IPC/JEDECJ-STD-020

*This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operation

sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.

RECOMMENDED DC OPERATING CONDITIONS

PARAMETER

Supply Voltage

LED1, LED2 Voltage

Mode Voltage

VCH Voltage

SYMBOL

VDD

VLED

VMODE

VVCH

CONDITIONS

(Note 1)

(Note 1)

(Note 1)

(Note 1)

(4.5V £ VDD £ 16.5V; TA = 0°C to +70°C.)

MIN

TYP

MAX

UNITS

4.5

16.5

V

0.0

16.5

V

0.0

VCbias

V

0.0

16.5

V

CBIAS Capacitor Range

CCbias

.02

.15

µF

RT Resistor Range

RRt

20

240

KΩ

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

(4.5V £ VDD £ 16.5V, TA = 0°C to +70°C, unless otherwise noted.)

CONDITIONS

MIN TYP

MAX UNITS

Operating Current

(Note 2)

Idle Current

Linear Mode, VDD = 16.5V

IDDA

Comparator Mode,

VDD = 16.5V

IDDS

VDD < VUVLO

1.3

1.6

mA

150

250

µA

10

µA

Discharge Current

IDDD

Discharge latch set (Note 2)

200

µA

UVLO Threshold

VUVLO

VDD Rising (Note 3)

3.8

3.9

4.0

V

UVLO Hysteresis

VUVLO-HYS VDD Falling

35

mV

VCH Sink Current

IOL-Vch

VOL = 1.5V

20

mA

LED1, LED2 Sink Current

IOL-LED

VOL = 1.0V

20

Leakage Current, VCH,

LED1, LED2

THM Pin Leakage

Current

VBATT Pin Leakage

Current

ILKG

Pin inactive or Device Idle

-1

ILKG-THM

-1

ILKG-Vbatt

-50

mA

+1

µA

+1

µA

+50

nA

CBIAS Voltage

VCbias

0 < ICbias < 0.4ma

3.9

4.0

4.3

V

DIV Pin Load Current

Current Sense Amplifier

Gain

Current Sense

Comparator Gain

IDiv

GERR

GCOMP

100µA < I Vch < 20mA

(Note 7)

500

uA

5

6.25

7.5

Ω-1

10

Ω-1

2 of 12

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