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Analog Power
AM4940N
N-Channel 40-V (D-S) MOSFET
Key Features:
• Low rDS(on) trench technology
• Low thermal impedance
• Fast switching speed
VDS (V)
40
PRODUCT SUMMARY
rDS(on) (mΩ)
22 @ VGS = 10V
27 @ VGS = 4.5V
ID(A)
8.3
7.3
Typical Applications:
• White LED boost converters
• Automotive Systems
• Industrial DC/DC Conversion Circuits
ABSOLUTE MAXIMUM RATINGS (TA = 25°C UNLESS OTHERWISE NOTED)
Parameter
Symbol
Limit
VDS
Drain-Source Voltage
40
VGS
Gate-Source Voltage
±20
TA=25°C
8.3
ID
Continuous Drain Current a
TA=70°C
6.8
IDM
Pulsed Drain Current b
50
a
I
3
Continuous Source Current (Diode Conduction)
S
T
=25°C
2.1
A
PD
Power Dissipation a
TA=70°C
1.3
TJ, Tstg -55 to 150
Operating Junction and Storage Temperature Range
Maximum Junction-to-Ambient a
THERMAL RESISTANCE RATINGS
Parameter
t <= 10 sec
Steady State
Symbol Maximum
62.5
RθJA
110
Units
V
A
A
W
°C
Units
°C/W
Notes
a.
Surface Mounted on 1” x 1” FR4 Board.
b.
Pulse width limited by maximum junction temperature
© Preliminary
1
Publication Order Number:
DS_AM4940N_1A
Analog Power
AM4940N
Electrical Characteristics
Parameter
Symbol
Gate-Source Threshold Voltage
Gate-Body Leakage
VGS(th)
IGSS
Zero Gate Voltage Drain Current
IDSS
On-State Drain Current
ID(on)
Drain-Source On-Resistance
rDS(on)
Forward Transconductance
Diode Forward Voltage
gfs
VSD
Total Gate Charge
Gate-Source Charge
Gate-Drain Charge
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Qg
Qgs
Qgd
td(on)
tr
td(off)
tf
Ciss
Coss
Crss
Test Conditions
Static
VDS = VGS, ID = 250 uA
VDS = 0 V, VGS = ±20 V
VDS = 32 V, VGS = 0 V
VDS = 32 V, VGS = 0 V, TJ = 55°C
VDS = 5 V, VGS = 10 V
VGS = 10 V, ID = 6.6 A
VGS = 4.5 V, ID = 5.9 A
VDS = 15 V, ID = 6.6 A
IS = 1.5 A, VGS = 0 V
Dynamic
VDS = 20 V, VGS = 4.5 V, ID = 6.6 A
VDD = 20 V, RL = 3 Ω, ID = 6.6 A
, VGEN = 10 V, RGEN = 6 Ω
VDS = 15 V, VGS = 0 V, f =1 MHz
Min
Typ
Max
1
±100
1
25
4.1
Unit
V
nA
uA
A
22
27
40
0.7
19
5.7
9.2
9
17
59
26
1309
250
151
mΩ
S
V
nC
ns
pF
Notes
a. Pulse test: PW <= 300us duty cycle <= 2%.
b. Guaranteed by design, not subject to production testing.
Analog Power (APL) reserves the right to make changes without further notice to any products herein. APL makes no warranty,
representation or guarantee regarding the suitability of its products for any particular purpose, nor does APL 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. “Typical” parameters which may be provided in APL 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. APL does not convey any license under its patent rights nor the rights of others. APL
products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applications intended to support or sustain life, or for any other application in which the failure of the APL product could create a situation
where personal injury or death may occur. Should Buyer purchase or use APL products for any such unintended or unauthorized application,
Buyer shall indemnify and hold APL 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 APL was negligent regarding the design or manufacture of the part.
APL is an Equal Opportunity/Affirmative Action Employer.
© Preliminary
2
Publication Order Number:
DS_AM4940N_1A
Analog Power
AM4940N
Typical Electrical Characteristics
50
0.06
0.05
40
ID - Drain Current (A)
RDS(on) - On-Resistance(Ω)
TJ = 25°C
0.04
0.03
3.5V
0.02
4V
4.5V
0.01
30
20
10
6V,8V,10V
0
0
0
5
10
15
20
ID-Drain Current (A)
25
0
30
1
3
4
5
VGS - Gate-to-Source Voltage (V)
1. On-Resistance vs. Drain Current
2. Transfer Characteristics
10
0.08
TJ = 25°C
0.07
TJ = 25°C
ID = 6.6A
IS - Source Current (A)
RDS(on) - On-Resistance(Ω)
2
0.06
0.05
0.04
0.03
0.02
1
0.1
0.01
0.01
0
0
2
4
6
8
VGS - Gate-to-Source Voltage (V)
0
10
0.4
0.6
0.8
1
1.2
1.4
VSD - Source-to-Drain Voltage (V)
3. On-Resistance vs. Gate-to-Source Voltage
4. Drain-to-Source Forward Voltage
30
2000
10V,8V,6V
F = 1MHz
1800
4.5V4V
1600
3.5V
Capacitance (pf)
25
ID - Drain Current (A)
0.2
20
15
10
Ciss
1400
1200
1000
800
600
Coss
400
5
Crss
200
0
0
0
0.4
0.8
1.2
0
10
15
20
VDS-Drain-to-Source Voltage (V)
VDS - Drain-to-Source Voltage (V)
5. Output Characteristics
© Preliminary
5
6. Capacitance
3
Publication Order Number:
DS_AM4940N_1A
Analog Power
AM4940N
Typical Electrical Characteristics
2
VDS = 20V
9
ID = 6.6A
8
RDS(on) - On-Resistance(Ω)
(Normalized)
VGS-Gate-to-Source Voltage (V)
10
7
6
5
4
3
2
1.5
1
1
0
0.5
0
10
20
30
40
-50
-25
Qg - Total Gate Charge (nC)
25
50
75
100
125
150
TJ -JunctionTemperature(°C)
7. Gate Charge
8. Normalized On-Resistance Vs
Junction Temperature
1000
PEAK TRANSIENT POWER (W)
160
10 uS
100
100 uS
1 mS
ID Current (A)
0
10 mS
10
100 mS
1 SEC
1
10 SEC
100 SEC
1
0.1
DC
Idm limit
Limited by
RDS
140
120
100
80
60
40
20
0.01
0.1
1
10
0
0.001
100
0.01
0.1
1
10
100
1000
VDS Drain to Source Voltage (V)
t1 TIME (SEC)
9. Safe Operating Area
10. Single Pulse Maximum Power Dissipation
1
D = 0.5
0.2
0.1
RθJA(t) = r(t) + RθJA
RθJA = 110 °C /W
0.1
0.05
0.02
0.01
P(pk)
t1
t2
Single Pulse
TJ - TA = P * RθJA(t)
Duty Cycle, D = t1 / t2
0.001
0.0001
0.001
0.01
0.1
1
10
100
1000
t1 TIME (sec)
11. Normalized Thermal Transient Junction to Ambient
© Preliminary
4
Publication Order Number:
DS_AM4940N_1A
Analog Power
AM4940N
Package Information
Note:
1. All Dimension Are In mm.
2. Package Body Sizes Exclude Mold Flash, Protrusion Or Gate Burrs. Mold Flash, Protrusion Or Gate Burrs Shall Not
Exceed 0.10 mm Per Side.
3. Package Body Sizes Determined At The Outermost Extremes Of The Plastic Body Exclusive Of Mold Flash, Tie Bar
Burrs, Gate Burrs And Interlead Flash, But Including Any Mismatch Between The Top And Bottom Of The Plastic
Body.
4. The Package Top May Be Smaller Than The Package Bottom.
5. Dimension "B" Does Not Include Dambar Protrusion. Allowable Dambar Protrusion Shall Be 0.08 mm Total In Excess
Of "B" Dimension At Maximum Material Condition. The Dambar Cannot Be Located On The Lower Radius Of The
Foot.
© Preliminary
5
Publication Order Number:
DS_AM4940N_1A
Analog Power
AM4940N
Ordering Information
• AM4940N-T1-XX
–
–
–
–
–
–
© Preliminary
A:
M:
4940:
N:
T1:
XX:
Analog Power
MOSFET
Part number
N-Channel
Tape & reel
Blank: Standard
PF: Leadfree
6
Publication Order Number:
DS_AM4940N_1A