STMICROELECTRONICS STS3DPFS40

STS3DPFS40
P-CHANNEL 40V - 0.070Ω - 3A SO-8
STripFET MOSFET PLUS SCHOTTKY RECTIFIER
PRELIMINARY DATA
MAIN PRODUCT CHARACTERISTICS
MOSFET
SCHOTTKY
VDSS
RDS(on)
ID
40 V
< 0.1 Ω
3A
IF(AV)
VRRM
V F(MAX)
3A
40 V
0.51 V
DESCRIPTION
This product associates the latest low voltage
STripFET in p-channel version to a low drop
Schottky diode. Such configuration is extremely versatile in implementing, a large variety of DC-DC
converters for printers, portable equipment, and cellular phones.
SO-8
INTERNAL SCHEMATIC DIAGRAM
MOSFET ABSOLUTE MAXIMUM RATINGS
Symbol
VDS
VDGR
VGS
Parameter
Value
Unit
Drain-source Voltage (VGS = 0)
40
V
Drain-gate Voltage (RGS = 20 kΩ)
40
V
± 16
V
Gate- source Voltage
ID
Drain Current (continuos) at TC = 25°C
3
A
ID
Drain Current (continuos) at TC = 100°C
1.9
A
Drain Current (pulsed)
12
A
Total Dissipation at TC = 25°C
2
W
Value
Unit
Repetitive Peak Reverse Voltage
40
V
RMS Forward Current
20
A
IDM (● )
PTOT
SCHOTTKY ABSOLUTE MAXIMUM RATINGS
Symbol
VRRM
IF(RMS)
Parameter
IF(AV)
Average Forward Current
TL = 125°C
δ = 0.5
3
A
IFSM
Surge Non Repetitive Forward Current
tp = 10 ms
Sinusoidal
75
A
IRRM
Repetitive Peak Reverse Current
tp = 2 µs
F = 1kHz
1
A
IRSM
Non Repetitive Peak Reverse Current
tp = 100 µs
1
A
dv/dt
Critical Rate Of Rise Of Reverse Voltage
10000
V/µs
(•)Pulse width limited by safe operating area
November 2000
Note: For the P-CHANNEL MOSFET actual polarity of Voltages
and current has to be reversed
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STS3DPFS40
THERMAL DATA
Rthj-amb
(*)Thermal Resistance Junction-ambient MOSFET
62.5
°C/W
Rthj-amb
(*)Thermal Resistance Junction-ambient SCHOTTKY Maximum
100
°C/W
-65 to 150
°C
150
°C
Tstg
Tl
Storage Temperature Range
Junction Temperature
(*) Mounted on FR-4 board (Steady State)
MOSFET ELECTRICAL CHARACTERISTICS (TCASE = 25 °C UNLESS OTHERWISE SPECIFIED)
OFF
Symbol
V(BR)DSS
IDSS
IGSS
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
Drain-source
Breakdown Voltage
ID = 250 µA, VGS = 0
Zero Gate Voltage
Drain Current (V GS = 0)
VDS = Max Rating
1
µA
VDS = Max Rating, TC = 125 °C
10
µA
Gate-body Leakage
Current (VDS = 0)
VGS = ± 16 V
±100
nA
40
V
ON (1)
Symbol
Parameter
Test Conditions
VGS(th)
Gate Threshold Voltage
VDS = VGS, ID = 250µA
R DS(on)
Static Drain-source On
Resistance
VGS = 10V, ID = 1.5 A
ID(on)
On State Drain Current
VDS > ID(on) x RDS(on)max,
VGS = 10V
Min.
Typ.
Max.
Unit
2
3
4
V
0.070
0.1
Ω
3
A
DYNAMIC
Symbol
gfs (1)
2/6
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
6
S
1190
pF
Output Capacitance
200
pF
Reverse Transfer
Capacitance
56
pF
Forward Transconductance
VDS > ID(on) x RDS(on)max,
ID = 1.5 A
C iss
Input Capacitance
VDS = 25V, f = 1 MHz, VGS = 0
Coss
Crss
STS3DPFS40
ELECTRICAL CHARACTERISTICS (CONTINUED)
SWITCHING ON
Symbol
td(on)
tr
Parameter
Turn-on Delay Time
Rise Time
Qg
Total Gate Charge
Qgs
Gate-Source Charge
Q gd
Gate-Drain Charge
Test Conditions
Min.
VDD = 20 V, I D = 1.5 A
RG = 4.7 Ω VGS = 10 V
(see test circuit, Figure 3)
VDD = 20 V, I D = 3 A,
VGS = 10 V
Typ.
Max.
Unit
20
ns
25
ns
24.5
33
nC
4
nC
5.5
nC
SWITCHING OFF
Symbol
Parameter
Test Condit ions
Min.
Typ.
td(off)
tf
Turn-off Delay Time
Fall Time
VDD = 20 V, ID = 1.5 A,
R G = 4.7Ω, VGS = 10 V
(see test circuit, Figure 3)
100
22
td(off)
tf
tc
Off-voltage Rise Time
Fall Time
Cross-over Time
Vclamp = 32 V, ID = 3 A,
R G = 4.7Ω, VGS = 10 V
20
11
35
Max.
Unit
ns
ns
SOURCE DRAIN DIODE
Symbol
ISD
ISDM (2)
VSD (1)
Parameter
Test Conditions
Min.
Typ.
Source-drain Current
Source-drain Current (pulsed)
Forward On Voltage
ISD = 3 A, VGS = 0
trr
Reverse Recovery Time
Qrr
Reverse Recovery Charge
ISD = 3 A, di/dt = 100A/µs,
VDD = 15 V, T j = 150°C
(see test circuit, Figure 5)
IRRM
Reverse Recovery Current
Max.
Unit
3
A
12
A
2
V
34
ns
45
nC
2.6
A
Note: 1. Pulsed: Pulse duration = 300 µs, duty cycle 1.5 %.
2. Pulse width limited by safe operating area.
SCHOTTCKY STATIC ELETTRICAL CHARACTERISTICS
Symbol
IR(*)
VF(*)
Parameter
Reversed Leakage Current
Forward Voltage Drop
Typ.
Max.
Unit
TJ = 25 °C , VR = 30 V
TJ = 125 °C , VR = 30 V
Test Conditions
Min.
0.03
0.2
100
mA
mA
TJ = 25 °C , IF = 3 A
TJ = 125 °C , IF = 3 A
0.42
0.51
0.46
V
V
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STS3DPFS40
Fig. 1: Unclamped Inductive Load Test Circuit
Fig. 2: Unclamped Inductive Waveform
Fig. 3: Switching Times Test Circuits For
Resistive Load
Fig. 4: Gate Charge test Circuit
Fig. 5: Test Circuit For Inductive Load Switching
And Diode Recovery Times
4/6
STS3DPFS40
SO-8 MECHANICAL DATA
mm
DIM.
MIN.
TYP.
A
a1
MAX.
MIN.
TYP.
1.75
0.1
0.003
0.009
0.025
0.033
1.65
0.65
MAX.
0.068
0.25
a2
a3
inch
0.064
0.85
b
0.35
0.48
0.013
0.018
b1
0.19
0.25
0.007
0.010
C
0.25
0.5
0.010
0.019
D
4.8
5.0
0.188
0.196
E
5.8
6.2
0.228
0.244
c1
45 (typ.)
e
1.27
0.050
e3
3.81
0.150
F
3.8
4.0
0.14
0.157
L
0.4
1.27
0.015
0.050
M
S
0.6
0.023
8 (max.)
0016023
5/6
STS3DPFS40
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
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