DS2715 Просмотр технического описания (PDF) - Maxim Integrated

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DS2715

NiMH Battery Pack Charge Controller

Maxim Integrated 

ABSOLUTE MAXIMUM RATINGS*

Voltage on VDD and VCH Pins with Respect to VSS

Voltage on LED1 Pin

Voltage on SNS-

Voltage on CBIAS

Voltage on all Other Pins

Continuous Sink Current VCH and LED1

Operating Temperature Range

Storage Temperature Range

Soldering Temperature

Human Body Model (HBM) ESD Limit of VCH Pin

HBM ESD Limit of all Other Pins

DS2715: NiMH Battery 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/JEDEC J-STD-020

500V

2KV

*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 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

RT Resistor Range

CCbias

RRt

.02

.15

μF

20

240

KΩ

DC ELECTRICAL CHARACTERISTICS

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

PARAMETER

SYMBOL

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 Sink Current

Leakage Current, VCH,

LED1

THM Pin Leakage

Current

VBATT Pin Leakage

Current

IOL-LED

VOL = 1.0V

20

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

IDiv

GERR

100μA < I Vch < 20mA

500

uA

5

6.25

7.5

Ω-1

2 of 17

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