STMICROELECTRONICS STSJ18NF3LL

STSJ18NF3LL
N-CHANNEL 30V - 0.016 Ω - 18A PowerSO-8™
LOW GATE CHARGE STripFET™ II POWER MOSFET
Table 1: General Features
TYPE
STSJ18NF3LL
■
■
■
■
■
Figure 1:Package
VDSS
RDS(on)
ID
30 V
<0.019 Ω
18 A
TYPICAL RDS(on) = 0.016 Ω @ 10V
TYPICAL Qg = 12.5 nC @ 4.5 V
CONDUCTION LOSSES REDUCED
SWITCHING LOSSES REDUCED
IMPROVED JUNCTION-CASE THERMAL
RESISTANCE
DESCRIPTION
This Power MOSFET is the latest development of
STMicroelectronics unique “Single Feature
Size™” strip-based process. This silicon, housed
in thermally improved SO-8™ package, exhibits
optimal on-resistance versus gate charge tradeoff plus lower Rthj-c.
PowerSO-8™
Figure 2: Internal Schematic Diagram
APPLICATIONS
■ SPECIFICALLY DESIGNED AND OPTIMISED
FOR HIGH EFFICIENCY CPU CORE DC/DC
CONVERTERS FOR MOBILE PCS
DRAIN CONTACT ALSO ON THE BACKSIDE
Table 2: Order Codes
SALES TYPE
STSJ18NF3LL
MARKING
PACKAGE
18F3LL)
PowerSO-8
PACKAGING
TAPE & REEL
Table 3: ABSOLUTE MAXIMUM RATING
Symbol
VDS
VDGR
VGS
Parameter
30
V
Drain-gate Voltage (RGS = 20 kΩ)
30
V
Gate- source Voltage
± 16
V
18
A
Drain Current (continuous) at TC = 100°C(*)
18
A
Drain Current (pulsed)
72
A
Total Dissipation at TC = 25°C
Total Dissipation at TC = 25°C (#)
70
3
W
W
Drain Current (continuous) at TC = 25°C (*)
ID
Ptot
(•) Pulse width limited by safe operating area.
March 2005
Unit
Drain-source Voltage (VGS = 0)
ID
IDM(•)
Value
(*) Value limited by wires bonding
Rev. 1.0
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STSJ18NF3LL
Table 4: THERMAL DATA
Rthj-c
Rthj-amb
Tj
Tstg
Thermal Resistance Junction-case
(*)Thermal Resistance Junction-ambient
Maximum Operating Junction Temperature
Storage Temperature
Max
Max
°C/W
°C/W
°C
°C
1.8
41.7
150
-55 to 150
(*) When Mounted on FR-4 board with 1 inch2 pad, 2 oz of Cu and t > 10 sec.
ELECTRICAL CHARACTERISTICS (TCASE = 25 °C UNLESS OTHERWISE SPECIFIED)
Table 5: OFF
Symbol
Parameter
Test Conditions
Drain-source
Breakdown Voltage
ID = 250 µA, VGS = 0
IDSS
Zero Gate Voltage
Drain Current (VGS = 0)
VDS = Max Rating
VDS = Max Rating TC = 125°C
IGSS
Gate-body Leakage
Current (VDS = 0)
VGS = ± 16 V
V(BR)DSS
Min.
Typ.
Max.
30
Unit
V
1
10
µA
µA
±100
nA
Max.
Unit
Table 6: ON (*)
Symbol
Parameter
Test Conditions
VGS(th)
Gate Threshold Voltage
VDS = VGS
ID = 250 µA
RDS(on)
Static Drain-source On
Resistance
VGS = 10 V
VGS = 4.5 V
ID = 9 A
ID = 9 A
Min.
Typ.
1
V
0.016
0.019
0.019
0.022
Ω
Ω
Typ.
Max.
Unit
Table 7: DYNAMIC
Symbol
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Parameter
Test Conditions
gfs (*)
Forward Transconductance
VDS=15 V
Ciss
Coss
Crss
Input Capacitance
Output Capacitance
Reverse Transfer
Capacitance
VDS = 25V, f = 1 MHz, VGS = 0
ID = 9 A
Min.
17
S
800
250
60
pF
pF
pF
STSJ18NF3LL
ELECTRICAL CHARACTERISTICS (continued)
Table 8: SWITCHING ON
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
td(on)
tr
Turn-on Delay Time
Rise Time
VDD = 15 V
ID = 9 A
VGS = 4.5 V
RG = 4.7 Ω
(Resistive Load, Figure 15)
18
32
Qg
Qgs
Qgd
Total Gate Charge
Gate-Source Charge
Gate-Drain Charge
VDD=15V ID=18A VGS=4.5V
12.5
3.2
4.5
17
nC
nC
nC
Typ.
Max.
Unit
(see test circuit, Figure 16)
ns
ns
Table 9: SWITCHING OFF
Symbol
td(off)
tf
Parameter
Turn-off Delay Time
Fall Time
Test Conditions
Min.
VDD = 15 V
ID = 9 A
VGS = 4.5 V
RG = 4.7Ω,
(Resistive Load, Figure 17)
21
11
ns
ns
Table 10: SOURCE DRAIN DIODE
Symbol
Parameter
ISD
ISDM (•)
Source-drain Current
Source-drain Current (pulsed)
VSD (*)
Forward On Voltage
ISD = 18 A
Reverse Recovery Time
Reverse Recovery Charge
Reverse Recovery Current
ISD = 18 A
di/dt = 100A/µs
Tj = 150°C
VDD = 15 V
(see test circuit, Figure 17)
trr
Qrr
IRRM
(• )Pulse
Test Conditions
Min.
Typ.
VGS = 0
23
17
1.5
Max.
Unit
18
72
A
A
1.2
V
ns
nC
A
width limited by safe operating area.
(*)Pulsed: Pulse duration = 300 µs, duty cycle 1.5 %.
Figure 3: Safe Operating Area
Figure 4: Thermal Impedance
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STSJ18NF3LL
Figure 5: Output Characteristics
Figure 6: Transfer Characteristics
Figure 7: Transconductance
Figure 8: Static Drain-source On Resistance
Figure 9: Gate Charge vs Gate-source Voltage
Figure 10: Capacitance Variations
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STSJ18NF3LL
Figure 11: Normalized Gate Threshold Voltage vs
Temperature
Figure 12: Normalized on Resistance vs Temperature
Figure 13: Source-drain Diode Forward
Characteristics
Figure 14: Normalized Breakdown Voltage vs
Temperature.
.
.
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STSJ18NF3LL
Fig. 15 Switching Times Test Circuits For Resistive Load
Fig. 17: Test Circuit For Diode Recovery Behaviour
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Fig.16: Gate Charge test Circuit
STSJ18NF3LL
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STSJ18NF3LL
Table 11:Revision History
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Date
Revision
March 2005
1.0
Description of Changes
FIRST ISSUE
STSJ18NF3LL
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