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FDC6305N
Dual N-Channel 2.5V Specified PowerTrenchTM MOSFET
General Description
Features
These N-Channel low threshold 2.5V specified
MOSFETs are produced using Fairchild Semiconductor's
advanced PowerTrench process that has been
especially tailored to minimize on-state resistance and
yet maintain low gate charge for superior switching
performance.
•
Applications
• Load switch
• DC/DC converter
• Motor driving
2.7 A, 20 V. RDS(ON) = 0.08 Ω @ VGS = 4.5 V
RDS(ON) = 0.12 Ω @ VGS = 2.5 V
•
Low gate charge (3.5nC typical).
•
Fast switching speed.
•
High performance trench technology for extremely
low RDS(ON).
•
SuperSOTTM-6 package: small footprint (72% smaller
than standard SO-8); low profile (1mm thick).
D2
S1
4
3
5
2
6
1
D1
G2
SuperSOT TM -6
S2
G1
Absolute Maximum Ratings
Symbol
TA = 25°C unless otherwise noted
Parameter
Ratings
Units
VDSS
Drain-Source Voltage
20
V
VGSS
Gate-Source Voltage
V
ID
Drain Current
(Note 1a)
±8
2.7
PD
Power Dissipation for Single Operation
(Note 1a)
0.96
(Note 1b)
0.9
- Continuous
- Pulsed
8
(Note 1c)
TJ, Tstg
A
Operating and Storage Junction Temperature Range
W
0.7
-55 to +150
°C
°C/W
°C/W
Thermal Characteristics
RθJA
RθJC
Thermal Resistance, Junction-to-Ambient
(Note 1a)
130
Thermal Resistance, Junction-to-Case
(Note 1)
60
Package Outlines and Ordering Information
Device Marking
Device
Reel Size
Tape Width
Quantity
.305
FDC6305N
7’’
8mm
3000 units
1999 Fairchild Semiconductor Corporation
FDC6305N, Rev. C
FDC6305N
March 1999
Symbol
TA = 25°C unless otherwise noted
Parameter
Test Conditions
Min
Typ
Max Units
Off Characteristics
BVDSS
Drain-Source Breakdown Voltage
VGS = 0 V, ID = 250 µA
∆BVDSS
∆TJ
IDSS
Breakdown Voltage Temperature
Coefficient
Zero Gate Voltage Drain Current
ID = 250 µA, Referenced to 25°C
VDS = 16 V, VGS = 0 V
IGSSF
Gate-Body Leakage Current, Forward
VGS = 8 V, VDS = 0 V
100
µA
nA
IGSSR
Gate-Body Leakage Current, Reverse
VGS = -8 V, VDS = 0 V
-100
nA
1.5
V
On Characteristics
20
V
1
(Note 2)
VGS(th)
Gate Threshold Voltage
VDS = VGS, ID = 250 µA
∆VGS(th)
Gate Threshold Voltage
Temperature Coefficient
Static Drain-Source
On-Resistance
ID = 250 µA, Referenced to 25°C
-2.7
0.060
0.095
0.085
∆TJ
RDS(on)
mV/°C
14
0.4
ID(on)
On-State Drain Current
VGS = 4.5, ID = 2.7 A
VGS = 4.5 ID = 2.7 A, TJ = 125°C
VGS = 2.5 V, ID = 2.2 A
VGS = 4.5 V, VDS = 5 V
gFS
Forward Transconductance
VDS = 5 V, ID = 2.7 A
0.9
mV/°C
0.080
0.128
0.120
6
Ω
A
8
S
310
pF
Dynamic Characteristics
VDS = 10 V, VGS = 0 V,
f = 1.0 MHz
Ciss
Input Capacitance
Coss
Output Capacitance
Crss
Reverse Transfer Capacitance
Switching Characteristics
td(on)
Turn-On Delay Time
tr
Turn-On Rise Time
td(off)
80
pF
40
pF
(Note 2)
VDD = 10 V, ID = 1 A,
VGS = 4.5 V, RGEN = 6 Ω
5
15
8.5
17
ns
Turn-Off Delay Time
11
20
ns
tf
Turn-Off Fall Time
3
10
ns
Qg
Total Gate Charge
3.5
5
nC
Qgs
Gate-Source Charge
Qgd
Gate-Drain Charge
VDS = 10 V, ID = 2.7 A,
VGS = 4.5 V
ns
0.55
nC
0.95
nC
Drain-Source Diode Characteristics and Maximum Ratings
IS
Maximum Continuous Drain-Source Diode Forward Current
VSD
Drain-Source Diode Forward Voltage
VGS = 0 V, IS = 0.8 A
(Note 2)
0.77
0.8
A
1.2
V
Notes:
1. RθJA is the sum of the junction-to-case and case-to-ambient resistance where the case thermal reference is defined as the solder mounting surface
of the drain pins. RθJC is guaranteed by design while RθCA is determined by the user's board design. Both devices are assumed to be operating and
sharing the dissipated heat energy equally.
a) 130 °C/W when
mounted on a 0.125 in2
pad of 2 oz. copper.
b) 140 °C/W when
mounted on a 0.005 in2
pad of 2 oz. copper.
c) 180 °C/W on a minimum
mounting pad.
Scale 1 : 1 on letter size paper
2. Pulse Test: Pulse Width ≤ 300 µs, Duty Cycle ≤ 2.0%
FDC6305N, Rev. C
FDC6305N
Electrical Characteristics
FDC6305N
Typical Characteristics
10
1.6
RDS(ON), NORMALIZED
DRAIN-SOURCE ON-RESISTANCE
VGS = 4.5V
3.0V
3.5V
ID, DRAIN CURRENT (A)
8
2.5V
6
2.0V
4
2
1.5V
0
1.4
VGS = 2.5V
3.0V
1.2
3.5V
4.0V
4.5V
1
0.8
0
0.5
1
1.5
2
2.5
3
0
2
4
VDS, DRAIN TO SOURCE VOLTAGE (V)
Figure 1. On-Region Characteristics.
8
10
Figure 2. On-Resistance Variation
with Drain Current and Gate Voltage.
0.24
1.6
ID = 2.7A
VGS = 4.5V
ID = 1.4A
RDS(ON), ON-RESISTANCE (OHM)
RDS(ON), NORMALIZED
DRAIN-SOURCE ON-RESISTANCE
6
ID, DRAIN CURRENT (A)
1.4
1.2
1
0.8
0.6
-50
-25
0
25
50
75
100
125
0.2
0.16
0.12
TA = 125oC
0.08
TA = 25oC
0.04
0
150
1
2
3
4
5
o
TJ, JUNCTION TEMPERATURE ( C)
VGS, GATE TO SOURCE VOLTAGE (V)
Figure 3. On-Resistance Variation
with Temperature.
TA = -55oC
VDS = 5V
10
ID, DRAIN CURRENT (A)
o
125 C
8
VGS = 0V
o
25 C
IS, REVERSE DRAIN CURRENT (A)
10
Figure 4. On-Resistance Variation
with Gate-to-Source Voltage.
6
4
2
1
o
TA = 125 C
0.1
o
25 C
o
-55 C
0.01
0.001
0.0001
0
0
1
2
3
VGS, GATE TO SOURCE VOLTAGE (V)
Figure 5. Transfer Characteristics.
4
0
0.2
0.4
0.6
0.8
1
1.2
1.4
VSD, BODY DIODE FORWARD VOLTAGE (V)
Figure 6. Body Diode Forward Voltage
Variation with Source Current
and Temperature.
FDC6305N, Rev. C
(continued)
5
500
ID = 2.7A
f = 1MHz
VGS = 0 V
VDS = 5V
4
400
10V
15V
CAPACITANCE (pF)
VGS, GATE-SOURCE VOLTAGE (V)
FDC6305N
Typical Characteristics
3
2
CISS
300
200
1
100
0
0
COSS
CRSS
0
0.5
1
1.5
2
2.5
3
3.5
4
0
4
Qg, GATE CHARGE (nC)
8
12
16
20
VDS, DRAIN TO SOURCE VOLTAGE (V)
Figure 7. Gate-Charge Characteristics.
Figure 8. Capacitance Characteristics.
5
10
RDS(ON) LIMIT
100µs
SINGLE PULSE
o
RθJA = 180 C/W
4
o
TA = 25 C
10ms
1
POWER (W)
100ms
1s
DC
VGS = 4.5V
SINGLE PULSE
o
RθJA = 180 C/W
0.1
3
2
1
o
TA = 25 C
0
0.01
0.1
1
10
100
0.01
0.1
1
10
100
1000
SINGLE PULSE TIME (SEC)
VDS, DRAIN-SOURCE VOLTAGE (V)
Figure 9. Maximum Safe Operating Area.
Figure 10. Single Pulse Maximum
Power Dissipation.
1
r(t), NORMALIZED EFFECTIVE
TRANSIENT THERMAL RESISTANCE
ID, DRAIN CURRENT (A)
1ms
0.5
D = 0.5
0.2
0.2
0.1
R θJA (t) = r(t) * R θJA
R θJA = 180°C/W
0.1
P(pk)
0.05
t1
0.05
0.02
0.01
0.0001
0.02
0.01
Single Pulse
0.001
t2
TJ - TA = P * R θJA (t)
0.01
0.1
t1 , TIME (sec)
1
Duty Cycle, D = t 1 / t
2
10
100
300
Figure 11. Transient Thermal Response Curve.
Thermal characterization performed using the conditions described in Note 1c.
Transient themal response will change depending on the circuit board design.
FDC6305N, Rev. C
TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is
not intended to be an exhaustive list of all such trademarks.
ISOPLANAR™
MICROWIRE™
POP™
PowerTrench
QFET™
QS™
Quiet Series™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
ACEx™
CoolFET™
CROSSVOLT™
E2CMOSTM
FACT™
FACT Quiet Series™
FAST®
FASTr™
GTO™
HiSeC™
TinyLogic™
UHC™
VCX™
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER
NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD
DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT
OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT
RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
2. A critical component is any component of a life
1. Life support devices or systems are devices or
support device or system whose failure to perform can
systems which, (a) are intended for surgical implant into
be reasonably expected to cause the failure of the life
the body, or (b) support or sustain life, or (c) whose
support device or system, or to affect its safety or
failure to perform when properly used in accordance
with instructions for use provided in the labeling, can be
effectiveness.
reasonably expected to result in significant injury to the
user.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Product Status
Definition
Advance Information
Formative or
In Design
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
Preliminary
First Production
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
No Identification Needed
Full Production
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
Obsolete
Not In Production
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
www.fairchildsemi.com
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are trademarks of Semiconductor Components Industries, LLC dba ON Semiconductor or its subsidiaries in the United States and/or other countries.
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coverage may be accessed at www.onsemi.com/site/pdf/Patent−Marking.pdf. ON Semiconductor reserves the right to make changes without further notice to any products herein.
ON Semiconductor makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does ON Semiconductor assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
Buyer is responsible for its products and applications using ON Semiconductor products, including compliance with all laws, regulations and safety requirements or standards,
regardless of any support or applications information provided by ON Semiconductor. “Typical” parameters which may be provided in ON Semiconductor data sheets and/or
specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer
application by customer’s technical experts. ON Semiconductor does not convey any license under its patent rights nor the rights of others. ON Semiconductor products are not
designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices or medical devices with a same or similar classification
in a foreign jurisdiction or any devices intended for implantation in the human body. Should Buyer purchase or use ON Semiconductor products for any such unintended or unauthorized
application, Buyer shall indemnify and hold ON Semiconductor and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and
expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such
claim alleges that ON Semiconductor was negligent regarding the design or manufacture of the part. ON Semiconductor is an Equal Opportunity/Affirmative Action Employer. This
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