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PDF BUK217-50YT Data sheet ( Hoja de datos )
| Número de pieza | BUK217-50YT | |
| Descripción | TOPFET high side switch SMD version | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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Philips Semiconductors
TOPFET high side switch
SMD version
Product specification
BUK217-50YT
DESCRIPTION
Monolithic single channel high side
protected power switch in
TOPFET2 technology assembled in
a 5 pin plastic surface mount
package.
APPLICATIONS
General controller for driving
www.DataSheleat4mUp.cso,mmotors, solenoids, heaters.
FEATURES
Vertical power TrenchMOS
Low on-state resistance
CMOS logic compatible
Very low quiescent current
Latched overtemperature
protection
Load current limiting
at reduced level
Short circuit load detection
Overvoltage and undervoltage
shutdown with hysteresis
Diagnostic status indication
Voltage clamping for turn off
of inductive loads
ESD protection on all pins
Reverse battery, overvoltage
and transient protection
QUICK REFERENCE DATA
SYMBOL PARAMETER
VBG Continuous off-state supply voltage
IL Continuous load current
Tj Continuous junction temperature
RON On-state resistance Tj = 25˚C
FUNCTIONAL BLOCK DIAGRAM
STATUS
INPUT
GROUND
CONTROL &
PROTECTION
CIRCUITS
RG
MAX.
50
10
150
14
UNIT
V
A
˚C
mΩ
BATT
POWER
MOSFET
LOAD
PINNING - SOT426
PIN DESCRIPTION
1 Ground
2 Input
3 (connected to mb)
4 Status
5 Load
mb Battery
Fig.1. Elements of the TOPFET HSS with internal ground resistor.
PIN CONFIGURATION
SYMBOL
mb
3
12 45
Fig. 2.
IB
TOPFET L
S HSS
G
Fig. 3.
September 2001
1
Rev 1.300
1 page  
Philips Semiconductors
TOPFET high side switch
SMD version
Product specification
BUK217-50YT
UNDERVOLTAGE & OVERVOLTAGE CHARACTERISTICS
Limits are at -40˚C ≤ Tmb ≤ 150˚C and typicals at Tmb = 25 ˚C. Refer to TRUTH TABLE.
SYMBOL PARAMETER
CONDITIONS
MIN.
Undervoltage
TYP.
MAX. UNIT
VBG(UV)
∆VBG(UV)
www.DataSheet4U.com
Low supply threshold voltage1
Hysteresis
Overvoltage
2 4.2 5.5 V
- 0.5 -
V
VBG(OV)
∆VBG(OV)
High supply threshold voltage2
Hysteresis
40 45 50
-1-
V
V
TRUTH TABLE
INPUT
L
H
H
H
H
H
ABNORMAL CONDITIONS
DETECTED
SUPPLY
LOAD
UV OV LC SC OT
X X XXX
0 0 X00
1 0 XXX
0 1 X00
0 0 010
0 0 XX1
LOAD
OUTPUT STATUS
DESCRIPTION
OFF
ON
OFF
OFF
ON
OFF
H off
H on & normal (LC not detected!)
H supply undervoltage lockout
H supply overvoltage shutdown
L SC detected (without trip)
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.
September 2001
5
Rev 1.300
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet BUK217-50YT.PDF ] | |
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