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SiC464 Datasheet(PDF) 5 Page - Vishay Siliconix

Part # SiC464
Description  4.5 V to 60 V Input, 2 A, 4 A, 6 A, 10 A Synchronous Buck Regulators
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Manufacturer  VISHAY [Vishay Siliconix]
Direct Link  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SiC464 Datasheet(HTML) 5 Page - Vishay Siliconix

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SiC461, SiC462, SiC463, SiC464
www.vishay.com
Vishay Siliconix
S18-0393-Rev. K, 16-Apr-18
5
Document Number: 65124
For technical questions, contact: powerictechsupport@vishay.com
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
Note
(1) Guaranteed by design
Power MOSFETs
High side on resistance
RON_HS
SiC461 (10 A),
VDRV = 5.3 V, TA = 25 °C
-14
-
m
Low side on resistance
RON_LS
-6.5
-
High side on resistance
RON_HS
SiC462 (6 A),
VDRV = 5.3 V, TA = 25 °C
-25
-
Low side on resistance
RON_LS
-11
-
High side on resistance
RON_HS
SiC463 (4 A),
VDRV = 5.3 V, TA = 25 °C
-35
-
Low side on resistance
RON_LS
-25
-
High side on resistance
RON_HS
SiC464 (2 A),
VDRV = 5.3 V, TA = 25 °C
-40
-
Low side on resistance
RON_LS
-30
-
Fault Protections
Valley current limit
IOCP
SiC461 (10 A),
RILIM = 60 k, TJ = -10 °C to +125 °C
10.4
13
15.6
A
SiC462 (6 A),
RILIM = 60 k, TJ = -10 °C to +125 °C
6.4
8
9.6
SiC463 (4 A),
RILIM = 40 k, TJ = -10 °C to +125 °C
4.8
6
7.2
SiC464 (2 A),
RILIM = 60 k, TJ = -10 °C to +125 °C
3.2
4
4.8
Output OVP threshold
VOVP
VFB with respect to 0.8 V reference
-20
-
%
Output UVP threshold
VUVP
--80
-
Over temperature protection
TOTP_RISING
Rising temperature
-
150
-
°C
TOTP_HYST
Hysteresis
-
35
-
Power Good
Power good output threshold
VFB_RISING_VTH_OV
VFB rising above 0.8 V reference
-
20
-
%
VFB_FALLING_VTH_UV
VFB falling below 0.8 V reference
-
-10
-
Power good hysteresis
VFB_HYST
-50
-
mV
Power good on resistance
RON_PGOOD
-7.5
15
Power good delay time
tDLY_PGOOD
15
25
35
μs
EN / MODE / Ultrasonic Threshold
EN logic high level
VEN_H
1.4
-
-
V
EN logic low level
VEN_L
--
0.4
EN pull down resistance
REN
-5
-
M
Ultrasonic mode high Level
VULTRASONIC_H
2-
-
V
Ultrasonic mode low level
VULTRASONIC_L
--
0.8
Mode pull up current
IMODE
3.75
5
6.25
μA
Mode 1
RMODE
Power save mode enabled, VDD, VDRV
Pre-reg on
0
2
100
k
Mode 2
Power save mode disabled, VDD, VDRV
Pre-reg on
298
301
304
Mode 3
Power save mode disabled, VDRV Pre-reg
off, VDD Pre-reg on, provide external VDRV
494
499
504
Mode 4
Power save mode enabled, VDRV Pre-reg off,
VDD Pre-reg on, provide external VDRV
900
1000
1100
ELECTRICAL SPECIFICATIONS (VIN = VCIN = 48 V, VEN = 5 V, TJ = -40 °C to +125 °C, unless otherwise stated)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT


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