ILC6377SO-33 datasheet(4/11 Pages) IMPALA

номер детали	ILC6377SO-33

подробное описание детали	0.5A, 300KHZ, SO-8 PWM/PFM STEP DOWN CONVERTER WITH SHUTDOWN

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производитель	IMPALA [Impala Linear Corporation]

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0.5A, 300kHz, SO-8 PWM/PFM Step Down Converter with Shutdown

Impala Linear Corporation

4

(408) 574-3939

www.impalalinear.com

June 1999

ILC6377 1.3

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Feedback Voltage (pin5)

VFB

.995

1.000

1.015

V

Input Voltage

VOUT

RFB1 + RFB2 < 2MΩ

38

V

Output Current

IOUT

500

600

mA

Input Supply Current

IIN

VIN 5.25V, No Load

71

110

µA

Shutdown Current

IS/D

VS/D = 0V

1.5

2.5

µA

LX Switch On-Resistance

Rds(on)

Open Loop Measurement, VS/D = VIN,

0.44

0.58

Ω

VLX = VIN - 0.4V, VOUT = 4.5V

LX Switch On-Resistance

ILXL

Open Loop Measurement, VOUT = VIN,

2.0

µA

VLX = 0V

Shutdown Input Voltage

VS/D

High = Regulator “ON”

0.65

0.2

V

Low = Regulator “OFF”

Oscillator Frequency

FOSC

Measure Waveform at EXT pin VIN =

255

300

345

kHz

5.3V IOUT = 20mA

Max Duty Cycle

MAXDTY

100

%

PFM Duty Cycle

PFMDTY

No Load

10

17

25

%

Efficiency

EFFI

95

%

Undervoltage Lockout

VUVLO

Minimum VIN when Vref does not start up

1

1.8

V

Soft-Start Time

TSS

Vref rises to 0V from 0.9V

6.0

10.0

16.0

msec

Internal Protection Time

TPRO

Time from VOUT m = 0V to VS/D going low

3.0

5.0

8.0

msec

EXT1, EXT2 Hi On-Resistance

REXtHI

Open Loop Measurement

24

32

Ω

EXT1, EXT2 Low On-Resistance

REXtLOW

Open Loop Measurement

20

26

Ω

Electrical Characteristics ILC6377SO-Adj

Unless Otherwise specified all limits are at VOUT programmed to 5.0V, VIN = 6V, FOSC=300kHz, IOUT = 200mA, TA = 25°C. Circuit configuration of figure 1.

Аналогичный номер детали - ILC6377SO-33

производитель	номер детали	датащи	подробное описание детали
Fairchild Semiconductor	ILC6377SO33	114Kb / 12P	0.5A, 300kHz, SO-8 PWM/PFM Step Down Converter with Shutdown
	ILC6377SO50	114Kb / 12P	0.5A, 300kHz, SO-8 PWM/PFM Step Down Converter with Shutdown
	ILC6377SOADJ	114Kb / 12P	0.5A, 300kHz, SO-8 PWM/PFM Step Down Converter with Shutdown

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Аналогичное описание - ILC6377SO-33

производитель	номер детали	датащи	подробное описание детали
Fairchild Semiconductor	ILC6376	114Kb / 12P	0.5A, 300kHz, SO-8 PWM/PFM Step Down Converter with Shutdown
Exar Corporation	XRP6658	541Kb / 11P	1A 1.5MHz PFM/PWM Synchronous Step-Down Converter
Diodes Incorporated	AP1635	235Kb / 7P	PWM/PFM DUAL MODE STEP-DOWN DC/DC CONVERTER AP1635 Rev. 3
Diodes Incorporated	AP1604A	235Kb / 7P	PWM/PFM DUAL MODE STEP-DOWN DC/DC CONVERTER AP1604A Rev. 2
ON Semiconductor	NCP1530	135Kb / 16P	600 mA PWM/PFM Step-Down Converter with External Synchronization Pin January, 2005 ??Rev. 4
ON Semiconductor	NCP1530	133Kb / 16P	600 mA PWM/PFM Step-Down Converter with External Synchronization Pin November, 2004 ??Rev. 3
Anpec Electronics Corop...	APW7199	463Kb / 24P	High-Performance Step-Down PWM Controller with PFM
Leshan Radio Company	LR8303	398Kb / 11P	300KHz PFM Control Step-Up DC/DC Converter
Anachip Corp	AP1604	202Kb / 7P	PWM/PFM Dual Mode Step-down DC/DC Converter
Analog Intergrations Co...	AIC1401	91Kb / 5P	PWM Step-Down Switching Controller with Shutdown

More results

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Аналогичный номер детали - ILC6377SO-33

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