LMK212B7475KG-T datasheet(4/24 Pages) VISHAY

Part #	LMK212B7475KG-T

Description	6 A, microBUCK SiC414, SiC424 Integrated Buck Regulator with 5 V LDO

Download	24 Pages

Scroll/Zoom	100%

Manufacturer	VISHAY [Vishay Siliconix]

Direct Link	http://www.vishay.com

Logo

4 / 24 page

www.vishay.com

4

Document Number: 63388

S13-0248-Rev. B, 04-Feb-13

Vishay Siliconix

SiC414, SiC424

This document is subject to change without notice.

THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

For technical questions, contact: powerictechsupport@vishay.com

Note:

For proper operation, the device should be used within the recommended conditions.

RECOMMENDED OPERATING RANGE (all voltages referenced to GND = 0 V)

Parameter

Min.

Typ.

Max.

Unit

VIN

328

V

V5V to PGND

35.5

VOUT to PGND

0.75

5.5

Temperature

Recommended Ambient Temperature

- 40 to 85

°C

ELECTRICAL SPECIFICATIONS

Parameter

Symbol

Test Conditions Unless Specified

VIN = 12 V, V5V = 5 V, TA = + 25 °C for typ.,

- 40 °C to + 85 °C for min. and max.,

TJ = < 125 °C

Min.

Typ.

Max.

Unit

Input Supplies

VIN UVLO Threshold Voltage

a

(not available for V5V < 4.5 V)

VUVLO

Sensed at ENL pin, rising edge

2.4

2.6

2.95

V

Sensed at ENL pin, falling edge

2.23

2.4

2.57

VIN UVLO Hysteresis

VUVLO_HYS

0.2

V5V UVLO Threshold Voltage

VUVLO

Measured at VDD pin, rising edge

2.5

2.9

3.0

Measured at VDD pin, falling edge

2.4

2.7

2.9

VDD UVLO Hysteresis

VUVLO_HYS

0.2

VIN Supply Current

IIN

EN/PSV, ENL = 0 V, VIN = 28 V

8.5

20

µA

Standby mode:

ENL = V5V, EN/PSV = 0 V

130

V5V Supply Current

IDD

EN/PSV, ENL = 0 V, V5V = 5 V

3

7

EN/PSV, ENL = 0 V, V5V = 3 V

2

SiC414, EN/PSV = V5V, no load,

(fsw = 25 kHz), VFB > 0.75 V

b

1

mA

SiC424, EN/PSV = V5V, no load,

VFB > 0.75 V

b

0.4

V5V = 5 V, fsw = 250 kHz,

EN/PSV = floating, no loadb

4

V5V = 5 V, fsw = 250 kHz,

EN/PSV = floating, no loadb

2.5

Controller

FB Comparator Threshold

VFB

Static VIN and load, - 40 °C to + 85 °C,

V5V = 3 V or 5 V

0.7425

0.750

0.7575

V

Frequency Rangeb

fsw

Continuous mode

200

1000

kHz

Minimum fSW, (SiC414 only),

EN/PSV= V5V, no load

25

Bootstrap Switch Resistance

10



Timing

On-Time

tON

Continuous mode operation VIN = 15 V,

VOUT = 3 V, fSW = 300 kHz, Rton = 133 k

1350

1500

1650

ns

Minimum On-Timeb

tON, min.

80

Minimum Off-Timeb

tOFF, min.

V5V = 5 V

320

V5V = 3 V

390

Soft Start

Soft Start Timeb

tSS

1.7

ms

Analog Inputs/Outputs

VOUT Input Resistance

RO-IN

500

k



Current Sense

Zero-Crossing Detector Threshold Voltage

VSense-th

LX-PGND

- 3

0

+ 3

mV

Similar Part No. - LMK212B7475KG-T

Manufacturer	Part #	Datasheet	Description
Vishay Siliconix	LMK212B7475KG-T	648Kb / 26P	microBUCK SiC403 6 A, 28 V Integrated Buck Regulator with Programmable LDO Rev. C, 19-Mar-12
Taiyo Yuden (U.S.A.), I...	LMK212B7475KG-T	313Kb / 2P	High Value Multilayer Ceramic Capacitors (High dielectric type)

More results

Similar Description - LMK212B7475KG-T

Manufacturer	Part #	Datasheet	Description
Vishay Siliconix	SIC424	1Mb / 23P	6 A, microBUCK짰 SiC414, SiC424 Integrated Buck Regulator with 5 V LDO 01-Jan-2022
	SIC414	1Mb / 24P	microBUCK SiC414 6 A, 28 V Integrated Buck Regulator with 5 V LDO Rev. B, 04-Feb-13
	SIC403	648Kb / 26P	microBUCK SiC403 6 A, 28 V Integrated Buck Regulator with Programmable LDO Rev. C, 19-Mar-12
	SIC403	609Kb / 25P	microBUCK SiC403 6 A, 28 V Integrated Buck Regulator with Programmable LDO Rev. B, 15-Aug-11
	SIC403A	1Mb / 25P	6 A microBUCK SiC403A/B Integrated Buck Regulator with Programmable LDO Rev. A, 27-Aug-12
	SIC403A	1Mb / 24P	6 A microBUCK® SiC403A/B Integrated Buck Regulator with Programmable LDO Rev. A, 27-Aug-12
	SIC417	932Kb / 21P	microBUCK SiC417 10-A, 28-V Integrated Buck Regulator with Programmable LDO Rev. D, 14-Jun-10
	SIC401A	1Mb / 28P	15 A microBUCK SiC401A/B Integrated Buck Regulator with Programmable LDO Rev. C, 03-Sep-12
	SIC402A	1Mb / 26P	10 A microBUCK SiC402A/B Integrated Buck Regulator with Programmable LDO Rev. B, 03-Sep-12
	SIC413	378Kb / 18P	microBUCK SiC413 4-A, 26-V Integrated Synchronous Buck Regulator Rev. D, 26-Oct-09

More results

LMK212B7475KG-T Datasheet(PDF) 4 Page - Vishay Siliconix

LMK212B7475KG-T Datasheet(HTML) 4 Page - Vishay Siliconix

Similar Part No. - LMK212B7475KG-T

Similar Description - LMK212B7475KG-T

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

Datasheet Download

Link URL