BUK215-50YT Datasheet, PDF (5/13 Pages) NXP Semiconductors – TOPFET high side switch SMD version

Philips Semiconductors
TOPFET high side switch
SMD version
Product Specification
BUK215-50YT
UNDERVOLTAGE & OVERVOLTAGE CHARACTERISTICS
Limits are at -40˚C T_mb 150˚C and typicals at T_mb = 25 ˚C. Refer to TRUTH TABLE.
SYMBOL PARAMETER
CONDITIONS
MIN.
Undervoltage
TYP. MAX. UNIT
V_BG(UV)
V_BG(UV)
Low supply threshold voltage¹
Hysteresis
Overvoltage
2
4.2 5.5
V
-
0.5
-
V
V_BG(OV)
V_BG(OV)
High supply threshold voltage²
Hysteresis
40 45 50
V
-
1
-
V
TRUTH TABLE
INPUT
L
H
H
H
H
H
ABNORMAL CONDITIONS
DETECTED
SUPPLY
LOAD
UV OV LC SC OT
X
X
X
X
X
0
0
X
0
0
1
0
X
X
X
0
1
X
0
0
0
0
0
1
0
0
0
X
X
1
LOAD
OUTPUT
OFF
ON
OFF
OFF
OFF
OFF
STATUS
DESCRIPTION
H
off
H
on & normal (LC not detected!)
H
supply undervoltage lockout
H
supply overvoltage shutdown
L
SC protection
L
OT shutdown
KEY TO ABBREVIATIONS
L logic low
H logic high
X don’t care
0 condition not present
1 condition present
UV undervoltage
OV overvoltage
LC low current or open circuit load
SC short circuit
OT overtemperature
1 Undervoltage sensor causes the device to switch off and reset.
2 Overvoltage sensor causes the device to switch off to protect its load.
June 2000
5
Rev 1.000