MC4448 [FREESCALE]
N-Channel 80-V (D-S) MOSFET Fast switching speed; N通道80 -V （D -S ） MOSFET的开关速度快
| 型号： | MC4448 |
| 厂家： | 
Freescale |
| 描述： | N-Channel 80-V (D-S) MOSFET Fast switching speed |
| 文件： | 总6页 (文件大小：247K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Freescale
AO4448L/MC4448
N-Channel 80-V (D-S) MOSFET
PRODUCT SUMMARY
Key Features:
rDS(on) (mꢁ)
V
DS (V)
ID(A)
• Low rDS(on) trench technology
• Low thermal impedance
• Fast switching speed
41 @ VGS = 10V
57 @ VGS = 4.5V
7.1
6.1
80
Typical Applications:
• White LED boost converters
• Automotive Systems
• Industrial DC/DC Conversion Circuits
ABSOLUTE MAXIMUM RATINGS (TA = 25°C UNLESS OTHERWISE NOTED)
Parameter
Symbol
VDS
Limit
80
Units
DrainꢀSource Voltage
GateꢀSource Voltage
V
VGS
±20
7.1
TA=25°C
TA=70°C
Continuous Drain Current a
Pulsed Drain Current b
Continuous Source Current (Diode Conduction) a
ID
A
6
IDM
IS
50
3.8
A
TA=25°C
TA=70°C
3.1
Power Dissipation a
PD
W
°C
2.2
Operating Junction and Storage Temperature Range
TJ, Tstg
ꢀ55 to 150
THERMAL RESISTANCE RATINGS
Parameter
Symbol Maximum
Units
t <= 10 sec
Steady State
40
a
RθJA
Maximum JunctionꢀtoꢀAmbient
Notes
°C/W
80
a.
b.
Surface Mounted on 1” x 1” FR4 Board.
Pulse width limited by maximum junction temperature
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AO4448L/MC4448
Electrical Characteristics
Parameter
Symbol
Test Conditions
Static
Min
Typ
Max
Unit
VGS(th)
IGSS
VDS = VGS, ID = 250 uA
VDS = 0 V, VGS = ±20 V
GateꢀSource Threshold Voltage
GateꢀBody Leakage
1
V
±10
1
uA
VDS = 64 V, VGS = 0 V
IDSS
ID(on)
Zero Gate Voltage Drain Current
OnꢀState Drain Current
uA
A
VDS = 64 V, VGS = 0 V, TJ = 55°C
VDS = 5 V, VGS = 10 V
10
20
VGS = 10 V, ID = 5.4 A
41
57
rDS(on)
DrainꢀSource OnꢀResistance
mꢁ
VGS = 4.5 V, ID = 4.6 A
gfs
VDS = 15 V, ID = 5.4 A
IS = 2 A, VGS = 0 V
Dynamic
Forward Transconductance
Diode Forward Voltage
20
S
V
VSD
0.76
Qg
Qgs
Qgd
td(on)
tr
Total Gate Charge
GateꢀSource Charge
GateꢀDrain Charge
TurnꢀOn Delay Time
Rise Time
19.5
4.5
VDS = 40 V, VGS = 4.5 V, ID = 5.4 A
nC
ns
10
12.8
24
VDD = 40 V, RL = 7.5 ꢁ , ID = 5.4 A,
VGEN = 10 V, RGEN = 6 ꢁ
td(off)
tf
TurnꢀOff Delay Time
Fall Time
52.3
46
Ciss
Coss
Crss
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
1522
129
87
VDS = 15 V, VGS = 0 V, f =1 MHz
pF
Notes
a. Pulse test: PW <= 300us duty cycle <= 2%.
b. Guaranteed by design, not subject to production testing.
FREESCALE reserves the right to make changes without further notice to any products herein. FREESCALE makes no warranty,
or guarantee regarding the suitability of its products for any particular purpose, nor does freescale assume any liability arising out
representation
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 freescale 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. freescale does not convey any license under its patent rights nor the rights of others. freescale
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 freescale product could create a situation
where personal injury or death may occur. Should Buyer purchase or use freescale products for any such unintended or unauthorized application,
Buyer shall indemnify and hold freescale 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 freescale was negligent regarding the design or manufacture of the part.
freescale is an Equal Opportunity/Affirmative Action Employer.
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AO4448L/MC4448
Typical Electrical Characteristics
10
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
TJ = 25°C
9
8
7
3.5V
4.0V
4.5V
6
5
4
3
2
1
0
6V,8V,10V
0
2
4
6
8
10
0
0
0
1
2
3
4
IDꢀDrain Current (A)
1. On-Resistance vs. Drain Current
VGS ꢀ GateꢀtoꢀSource Voltage (V)
2. Transfer Characteristics
10
1
0.2
0.18
0.16
0.14
0.12
0.1
TJ = 25°C
ID = 5.4A
TJ = 25°C
0.08
0.06
0.04
0.02
0
0.1
0.01
0
2
4
6
8
10
0.2
0.4
0.6
0.8
1
1.2
VGS ꢀ GateꢀtoꢀSource Voltage (V)
VSD ꢀ SourceꢀtoꢀDrain Voltage (V)
3. On-Resistance vs. Gate-to-Source Voltage
4. Drain-to-Source Forward Voltage
10
9
8
7
6
5
4
3
2
1
0
2500
2000
1500
1000
500
10V,8V,6V
4.5V
F = 1MHz
4.0V
Ciss
3.5V
Coss
Crss
0
0
0.5
1
1.5
5
10
15
20
VDS ꢀ DrainꢀtoꢀSource Voltage (V)
VDSꢀDrainꢀtoꢀSource Voltage (V)
5. Output Characteristics
6. Capacitance
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AO4448L/MC4448
Typical Electrical Characteristics
10
2
VDS = 40V
ID = 5.4A
9
8
7
6
5
4
3
2
1
0
1.5
1
0.5
0
10
20
30
40
ꢀ50 ꢀ25
0
25
50
75 100 125 150
Qg ꢀ Total Gate Charge (nC)
TJ ꢀJunctionTemperature(°C)
7. Gate Charge
8. Normalized On-Resistance Vs
Junction Temperature
100
10
200
180
160
140
120
100
80
10 uS
100 uS
1 mS
10 mS
100 mS
1 SEC
10 SEC
100 SEC
DC
1
60
0.1
0.01
40
Idm limit
20
Limited by
RDS
0
0.1
1
10
100
1000
0.001 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
0.1
D = 0.5
0.2
0.1
RθJA(t) = r(t) + RθJA
RθJA = 80 °C /W
0.05
0.02
P(pk)
0.01
t1
t2
Single Pulse
TJ - TA = P * RθJA(t)
Duty Cycle, D = t1 / t2
0.001
0.0001
0.001
0.01
0.1
t1 TIME (sec)
1
10
100
1000
11. Normalized Thermal Transient Junction to Ambient
4
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AO4448L/MC4448
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.
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AO4448L/MC4448
Ordering Information
• AM4480NꢀT1ꢀXX
– A:
Analog Power
– M:
MOSFET
– 4480: Part number
– N: NꢀChannel
– T1: Tape & reel
– XX: Blank: Standard
PF: Leadfree
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