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IXS839 데이터시트(PDF) 4 Page - IXYS Corporation

부품명 IXS839
상세설명  Synchronous Buck MOSFET Driver
PDF  11 Pages
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제조업체  IXYS [IXYS Corporation]
홈페이지  http://www.ixys.com
Logo IXYS - IXYS Corporation

IXS839 데이터시트(HTML) 4 Page - IXYS Corporation

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IXYS
4
IXS839 / IXS839A / IXS839B
Electrical Characteristics
Power Supply Terminals
TA = -40°C to 85°C, VDD = 5V, 4V < VBST < 26V
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Analog Supply
Voltage Range
VDD
VDD
4.5
5.5
V
High Gate Driver
Supply Voltage Range
VBST - VSW
4.5
5.5
V
Low Gate Driver
Supply Voltage Range
VDD - VPGND
4.5
5.5
V
Floating Supply
Voltage Range
VSW - VPGDN
0.0
24.0
V
Analog Supply
Current
IDD
Normal Mode
PWM = VPGND
2
4
mA
IXS839/839B
0.5
1
High Gate Driver
Supply Current
IBST
Normal Mode
PWM = VPGND
IXS839A
1.5
mA
IXS839/839B
10
Analog Supply
Current
IDD_Shutdown
Shut Down Mode, LSD = VDD,
SD
= PWM = VPGND
IXS839A
50
µA
High Gate Driver
Supply Current
IBST_Shutdown
Shut Down Mode
LSD = PWM = VPGND
<1
10
µA
Digital Input Terminals
TA = -40°C to 85°C, VDD = 5V, 4V < VBST < 26V
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input Leakage Current
IIN
PWM = VPGND
LSD = SD = VDD
-1
1
µA
Input pull-down Current
PWM = VDD
2
10
100
µA
Input pull-up Current
__
SD = VPGND
-2
-10
-100
µA
Input pull-up Current
___
LSD = VPGND
-2
-10
-100
µA
Minimum High Level
Input Voltage
VIH
2.0
V
Maximum Low Level
Input Voltage
VIL
0.8
V
UVLO Circuit
TA = -40°C to 85°C, VDD = 5V, 4V < VBST < 26V
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
VDD Rising Threshold
UVOLRISE
4.2
4.4
4.5
V
VDD Falling Threshold
UVOLFALL
3.9
4.25
4.5
V
Delay Circuit
TA = -40°C to 85°C, VDD = 5V, 4V < VBST < 26V
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Upper Gate-Driver Turn
on Delay Time with
respect to external delay
capacitor
tDLY
Capacitor CDLY(pF) from DLY
pin to PGND
0.5
nS/pF



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