FAIRCHILD FDG314P

FDG314P
Digital FET, P-Channel
General Description
Features
This P-Channel enhancement mode field effect
transistor is produced using Fairchild Semiconductor’s
proprietary, high cell density, DMOS technology. This
very high density process is tailored to minimize onstate resistance at low gate drive conditions. This
device is designed especially for battery power
applications such as notebook computers and cellular
phones. This device has excellent on-state resistance
even at gate drive voltages as low as 2.5 volts.
•
Applications
• Power Management
• Load switch
• Signal switch
D
-0.65 A, -25 V. RDS(ON) = 1.1 Ω @ VGS = -4.5 V
RDS(ON) = 1.5 Ω @ VGS = -2.7 V.
•
Very low gate drive requirements allowing direct
operation in 3V cirucuits (VGS(th) <1.5 V).
•
Gate-Source Zener for ESD ruggedness
(>6 kV Human Body Model).
•
Compact industry standard SC70-6 surface mount
package.
S
1
6
2
5
3
4
D
SC70-6
D
D
G
Absolute Maximum Ratings
Symbol
T A = 25°C unless otherwise noted
Parameter
Ratings
Units
-25
V
V
A
W
V DSS
Drain-Source Voltage
V GSS
ID
Gate-Source Voltage
Drain Current - Continuous
- Pulsed
(Note 1a)
±8
-0.65
-1.8
PD
Power Dissipation for Single Operation
(Note 1a)
0.75
(Note 1b)
0.48
T J, T stg
ESD
Operating and Storage Junction Temperature Range
Electrostatic Discharge Rating MIL-STD-883D
Human Body Model (100pf/1500 Ohm)
-55 to +150
6.0
°C
kV
Thermal Characteristics
R θJA
Thermal Resistance, Junction-to-Ambient
(Note 1b)
260
°C/W
Package Marking and Ordering Information
Device Marking
.14
2000 Fairchild Semiconductor International
Device
Reel Size
Tape Width
Quantity
FDG314P
7’’
8mm
3000 units
FDG314P Rev.C
FDG314P
July 2000
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
ID = -250 µA, Referenced to 25°C
Zero Gate Voltage Drain Current
VDS = -20 V, VGS = 0 V
-1
µA
IGSS
Gate-Body Leakage Current
VGS = -8 V, VDS = 0 V
-100
nA
On Characteristics
VGS(th)
∆VGS(th)
∆TJ
-25
V
mV/°C
-19
(Note 2)
Gate Threshold Voltage
VDS = VGS, ID = -250 µA
Gate Threshold Voltage
Temperature Coefficient
ID = -250 µA, Referenced to 25°C
-0.65
-0.72
-1.5
V
mV/°C
2
Ω
RDS(on)
Static Drain-Source
On-Resistance
ID(on)
On-State Drain Current
VGS = -4.5 V, ID = -0.5 A
VGS = -4.5 V, ID = -0.5 A @ 125°C
VGS = -2.7 V, ID = -0.25 A
VGS = -4.5 V, VDS = -5 V
gFS
Forward Transconductance
VDS = -4.5 V, ID = -0.5 A
0.9
S
VDS = -10 V, VGS = 0 V,
f = 1.0 MHz
63
pF
34
pF
10
pF
0.77
1.08
1.06
1.1
1.8
1.5
-1
A
Dynamic Characteristics
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)
Turn-Off Delay Time
tf
Turn-Off Fall Time
Qg
Total Gate Charge
Qgs
Gate-Source Charge
Qgd
Gate-Drain Charge
(Note 2)
VDD = -6 V, ID = -0.5 A,
VGS = -4.5 V, RGEN = 50 Ω
VDS = -5 V, ID = -0.25 A,
VGS = -4.5 V
7
20
8
20
ns
ns
55
110
ns
35
70
ns
1.1
1.5
nC
0.32
nC
0.25
nC
Drain-Source Diode Characteristics and Maximum Ratings
IS
VSD
Maximum Continuous Drain-Source Diode Forward Current
Drain-Source Diode Forward
VGS = 0 V, IS = -0.42 A
Voltage
(Note 2)
-0.85
-0.42
A
-1.2
V
Notes:
1. RθJA is the sum of the junction-to-case and case-to-ambient thermal 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.
a) 170°C/W when mounted on a 1 in2 pad of 2oz copper.
b) 260°C/W when mounted on a minimum mounting pad.
2. Pulse Test: Pulse Width ≤ 300 µs, Duty Cycle ≤ 2.0%
FDG314P Rev.C
FDG314P
Electrical Characteristics
FDG314P
Typical Characteristics
2
2
-3.5V
-4.0V
-ID, DRAIN CURRENT (A)
RDS(ON), NORMALIZED
DRAIN-SOURCE ON-RESISTANCE
VGS = -4.5V
-3.0V
1.6
-2.7V
1.2
-2.5V
0.8
-2.0V
0.4
-1.5V
1.8
1.6
VGS = -2.5V
-2.7V
1.4
-3.0V
-3.5V
1.2
-4.0V
-4.5V
1
0.8
0
0
1
2
3
4
0
5
0.4
1.6
2
2.8
1.6
ID = -0.5A
VGS = -4.5V
RDS(ON), ON-RESISTANCE (OHM)
RDS(ON), NORMALIZED
DRAIN-SOURCE ON-RESISTANCE
1.2
Figure 2. On-Resistance Variation with
Drain Current and Gate Voltage.
Figure 1. On-Region Characteristics.
1.4
1.2
1
0.8
0.6
-50
ID = -0.33A
2.4
2
1.6
TA = 125oC
1.2
0.8
TA = 25oC
0.4
0
-25
0
25
50
75
100
125
150
1
2
TJ, JUNCTION TEMPERATURE (oC)
3
4
5
-VGS, GATE TO SOURCE VOLTAGE (V)
Figure 3. On-Resistance Variation
with Temperature.
Figure 4. On-Resistance Variation
with Gate-to-Source Voltage.
10
1.2
o
-IS, REVERSE DRAIN CURRENT (A)
TA = -55 C
VDS = -5V
o
25 C
-ID, DRAIN CURRENT (A)
0.8
-ID, DRAIN CURRENT (A)
-VDS, DRAIN-SOURCE VOLTAGE (V)
o
0.9
125 C
0.6
0.3
0
VGS = 0V
1
o
TA = 125 C
o
0.1
25 C
-55oC
0.01
0.001
0.0001
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
-VSD, BODY DIODE FORWARD VOLTAGE (V)
Figure 6. Body Diode Forward Voltage
Variation with Source Current and
Temperature.
FDG314P Rev.C
(continued)
5
150
ID = -0.5A
VDS = -5V
f = 1MHz
VGS = 0 V
-10V
4
120
-15V
CAPACITANCE (pF)
-VGS, GATE-SOURCE VOLTAGE (V)
FDG314P
Typical Characteristics
3
90
60
CISS
1
30
COSS
0
0
2
CRSS
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0
5
Qg, GATE CHARGE (nC)
10
15
20
25
-VDS, DRAIN TO SOURCE VOLTAGE (V)
Figure 7. Gate-Charge Characteristics.
Figure 8. Capacitance Characteristics.
10
30
SINGLE PULSE
1
RDS(ON) LIMIT
POWER (W)
1ms
10ms
100ms
1s
10s
DC
0.1
VGS = -4.5V
SINGLE PULSE
o
RθJA = 260 C/W
o
TA= 25 C
18
12
6
o
TA = 25 C
0
0.01
0.1
1
10
0.0001
100
0.001
-VDS, DRAIN-SOURCE VOLTAGE (V)
0.01
0.1
1
10
100
1000
SINGLE PULSE TIME (SEC)
Figure 9. Maximum Safe Operating Area.
Figure 10. Single Pulse Maximum
Power Dissipation.
r(t), NORMALIZED EFFECTIVE
1
TRANSIENT THERMAL RESISTANCE
-ID, DRAIN CURRENT (A)
o
RθJA= 260 C/W
24
0.5
D = 0.5
R θJA (t) = r(t) * R θJA
R θJA =260°C/W
0.2
0.1
0.05
0.1
P(pk)
0.05
0.01
t1
0.02
Single Pulse
0.01
0.005
0.0001
t2
TJ - TA = P * R θJA (t)
Duty Cycle, D = t 1 / t 2
0.001
0.01
0.1
1
10
100
300
t1 , TIME (sec)
Figure 11. Transient Thermal Response Curve.
Thermal characterization performed using the conditions described in Note 1b.
Transient themal response will change depending on the circuit board design.
FDG314P 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.
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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:
1. Life support devices or systems are devices or
2. A critical component is any component of a life
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.
Rev. F1