NCP5380 datasheet(4/27 Pages) ONSEMI

Part #	NCP5380

Description	7-Bit, Programmable, Single-Phase, Synchronous Buck Switching Regulator Controller

Download	27 Pages

Scroll/Zoom	100%

Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

Logo

4 / 27 page

NCP5380

http://onsemi.com

4

ELECTRICAL CHARACTERISTICS VCC = 5 V, FBRTN = 112.5 mV, VVID = 1.25 V, TA = 0°C to 85°C, unless otherwise noted (Note 1).

Current entering a pin (sunk by the device) has a positive sign.

Parameter

Unit

Max

Typ

Min

Conditions

Symbol

VOLTAGE CONTROL VOLTAGE ERROR AMPLIFIER (VEAMP)

COMP Slew Rate

SRCOMP

CCOMP = 10 pF, CSREF = VDAC,

Open loop configuration

FB forced 200 mV below CSREF

FB forced 200 mV above CSREF

15

−20

V/ms

Gain Bandwidth (Note 2)

GBW

Non−inverting unit gain

configuration, RFB = 1 kW

20

MHz

VID DAC VOLTAGE REFERENCE

VDAC Voltage Range (Note 2)

See VID table

0

1.6

V

VDAC Accuracy

VFB − VDAC

Measured on FB (includes offset),

relative to nominal VDAC

VDAC = 0.5 V to 1.6000 V

VDAC = 0.3 V to 0.4875 V

−7

−9

+7

+9

mV

VDAC Differential Nonlinearity

(Note 2)

−1

+1

LSB

VDAC Line Regulation

ΔVFB

VCC = 4.75 V to 5.25 V

0.05

%

VDAC Slew Rate

Soft−start

Arbitrary VID step

0.0625

1

LSB/

ms

FBRTN Current

IFBRTN

70

200

mA

BOOT VOLTAGE

Boot Voltage

Vboot

1.1

V

Boot Voltage Timer

tboot

50

70

100

ms

VID DAC INPUTS

Input Low Voltage

VIL

VID(x)

0.5

0.3

V

Input High Voltage

VIH

VID(x)

0.7

0.5

V

Input Current

IIN(VID)

Sink current

1

mA

VID Transition Delay Time (Note 2)

VID Code Change to FB Change

400

ns

REFERENCE CURRENT

IREF Voltage

VIREF

RIREF = 80 kW to Set IREF = 20 mA

1.55

1.6

1.65

mA

OSCILLATOR

Frequency Range (Note 2)

fOSC

0.3

3

MHz

Oscillator Frequency

FOSC

TA = +25°C, VVID = 1.20 V,

Clocked PWM Mode

kHz

RT = 60 kW

900

1200

1500

RT = 120 kW

465

600

725

RT = 180 kW

300

400

500

RT Output Voltage

VRT

VVID = 1.6 V

1.08

1.2

1.35

V

RPM Output Current

IRPM

VVID = 1.250 V, RT = 500 kW

−5

mA

RAMP Input Voltage

VRAMP

0.9

1.0

1.1

V

RAMP Input Current Range

IRAMP

EN = high

1

100

mA

RAMP Input Current in Shutdown

EN = low or in UVLO, RAMP = 19 V

−0.5

+0.5

mA

CURRENT SENSE AMPLIFIER

Offset Voltage

VOS(CSA)

CSFB − CSREF

−1.4

+1.4

mV

Input Bias Current

IBIAS(CSFB)

−50

+50

nA

1. All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).

2. Guaranteed by design or bench characterization, not production tested.

Similar Part No. - NCP5380

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	NCP5380AMNR2G	514Kb / 28P	7-Bit, Programmable, Single-Phase, Synchronous Buck Switching Regulator Controller April, 2011 ??Rev. 3
	NCP5380MNR2G	514Kb / 28P	7-Bit, Programmable, Single-Phase, Synchronous Buck Switching Regulator Controller April, 2011 ??Rev. 3
	NCP5380	514Kb / 28P	7-Bit, Programmable, Single-Phase, Synchronous Buck Switching Regulator Controller April, 2011 ??Rev. 3

More results

Similar Description - NCP5380

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	NCP5380	514Kb / 28P	7-Bit, Programmable, Single-Phase, Synchronous Buck Switching Regulator Controller April, 2011 ??Rev. 3
	ADP3211NMNR2G	524Kb / 32P	7-Bit, Programmable, Single-Phase, Synchronous Buck Controller November, 2009 ??Rev. 2
	ADP3211	519Kb / 32P	7-Bit, Programmable, Single-Phase, Synchronous Buck Controller April, 2009 ??Rev. 0
	ADP3209CJCPZ-RL	752Kb / 32P	5-Bit, Programmable, Single-Phase, Synchronous Buck Controller Jan2008 Rev. 2 ADP3209/D
	ADP3212	1Mb / 43P	7-Bit Programmable, 3-Phase, Mobile CPU Synchronous Buck Controller Rev. SpA
	ADP3212A	496Kb / 35P	7-Bit, Programmable, 3-Phase, Mobile CPU Synchronous Buck Controller June, 2010 ??Rev. 0
	ADP3208D	823Kb / 37P	7-Bit, Programmable, Dual-Phase, Mobile, CPU, Synchronous Buck Controller February, 2010 ??Rev. 0
Analog Devices	ADP3208AJCPZ-RL	784Kb / 38P	7-Bit, Programmable, Dual-Phase, Mobile, CPU, Synchronous Buck Controller January 2008 ??Rev. 2
ON Semiconductor	NCP3218GMNR2G	474Kb / 35P	7-Bit, Programmable, 3-Phase, Mobile CPU Synchronous Buck Controller August, 2012 ??Rev. 4
ON Semiconductor	ADP3207C	531Kb / 32P	7-Bit Programmable, Multi-Phase Mobile, CPU Synchronous Buck Controller December, 2009 ??Rev. 0

More results

NCP5380 Datasheet(PDF) 4 Page - ON Semiconductor

NCP5380 Datasheet(HTML) 4 Page - ON Semiconductor

Similar Part No. - NCP5380

Similar Description - NCP5380

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

Datasheet Download

Link URL