Datasheet

AOC2804B
20V Common-Drain Dual N-Channel AlphaMOS
General Description
Product Summary
• Trench Power AlphaMOS (αMOS LV) technology
• Low RSS(ON)
• Fully protected AlphaDFN package
• With ESD protection to improve battery performance and safety
• Common drain configuration for design simplicity
• RoHS and Halogen-Free Compliant
Applications
VSS
20V
RSS(ON) (at VGS=4.5V)
< 34mΩ
RSS(ON) (at VGS=4.0V)
< 38mΩ
RSS(ON) (at VGS=3.7V)
< 40mΩ
RSS(ON) (at VGS=3.1V)
< 45mΩ
RSS(ON) (at VGS=2.5V)
< 56mΩ
Typical ESD protection
HBM Class 3A
• Battery protection switch
• Mobile device battery charging and discharging
AlphaDFN 1.5x1.5_4
Top View
Top View
Bottom View
D2
D1
Bottom View
2
1
S1
G1
S2
G2
G2
G1
Pin1
4
3
S2
S1
Orderable Part Number
Package Type
Form
Minimum Order Quantity
AOC2804B
AlphaDFN 1.5x1.5_4
Tape & Reel
3000
Absolute Maximum Ratings TA=25°C unless otherwise noted
Parameter
Source-Source Voltage
Symbol
VSS
Power Dissipation
±12
60
TA=25°C
ISM
PD
Junction and Storage Temperature Range
6
TJ, TSTG
Thermal Characteristics
Parameter
Symbol
t ≤ 10s
Maximum Junction-to-Ambient
RθJA
Steady-State
Maximum Junction-to-Ambient
Note 1. Is rated value is based on bare silicon. Mounted on 70mmx70mm FR-4 board.
Note 2. PW <10 µs pulses, duty cycle 1% max.
Rev.1.0: July 2015
V
VGS
IS
Source Current(Pulse) Note2
Note1
Units
V
TA=25°C
Gate-Source Voltage
Source Current(DC) Note1
Rating
20
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A
1.3
W
-55 to 150
°C
Typ
85
96
Units
°C/W
°C/W
Page 1 of 5
AOC2804B
Electrical Characteristics (TJ=25°C unless otherwise noted)
Symbol
Parameter
STATIC PARAMETERS
BVSSS
Source-Source Breakdown Voltage
Conditions
Min
Typ
Max
IS=250µA, VGS=0V
Test Circuit 6
VSS=20V, VGS=0V
Test Circuit 1
1
5
20
Units
V
ISSS
Zero Gate Voltage Source Current
IGSS
VGS(th)
Gate leakage current
VSS=0V, VGS=±10V
TJ=55°C
Test Circuit 2
±10
µA
Gate Threshold Voltage
VSS=VGS, IS=250µA
Test Circuit 3
0.5
0.9
1.3
V
VGS=4.5V, IS=3A
Test Circuit 4
20
28
34
27
38.5
47
VGS=4.0V, IS=3A
TJ=125°C
Test Circuit 4
22
30.5
38
mΩ
VGS=3.7V, IS=3A
Test Circuit 4
23
32
40
mΩ
VGS=3.1V, IS=3A
Test Circuit 4
25
35
45
mΩ
VGS=2.5V, IS=3A
Test Circuit 4
30
42.5
56
mΩ
1
V
RSS(ON)
Static Source to Source On-Resistance
gFS
Forward Transconductance
VSS=5V, IS=3A
Test Circuit 3
20
VFSS
Forward Source to Source Voltage
IS=1A,VGS=0V
Test Circuit 5
0.72
DYNAMIC PARAMETERS
Rg
Gate resistance
f=1MHz
SWITCHING PARAMETERS
Qg
Total Gate Charge
VG1S1=4.5V, VSS=10V, IS=3A
tD(on)
Turn-On DelayTime
tr
Turn-On Rise Time
tD(off)
Turn-Off DelayTime
tf
Turn-Off Fall Time
VG1S1=4.5V, VSS=10V, RL=3.3Ω,
RGEN=3Ω
Test Circuit8
µA
mΩ
S
2
KΩ
9.5
nC
0.85
µs
2.2
µs
2.0
µs
4.3
µs
THIS PRODUCT HAS BEEN DESIGNED AND QUALIFIED FOR THE CONSUMER MARKET. APPLICATIONS OR USES AS CRITICAL
COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS ARE NOT AUTHORIZED. AOS DOES NOT ASSUME ANY LIABILITY ARISING
OUT OF SUCH APPLICATIONS OR USES OF ITS PRODUCTS. AOS RESERVES THE RIGHT TO IMPROVE PRODUCT DESIGN,
FUNCTIONS AND RELIABILITY WITHOUT NOTICE.
Rev.1.0: July 2015
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Page 2 of 5
AOC2804B
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
15
15
12
9
VDS=5V
2.0V
2.5V
3.0V
3.5V
4.0V
4.5V
12
IS(A)
IS (A)
9
6
125°C
6
VGS=1.5V
3
25°C
3
0
0
0
1
2
3
4
0
5
0.5
1.5
2
2.5
3
VGS(Volts)
Figure 2: Transfer Characteristics
VSS (Volts)
Figure 1: On-Region Characteristics
60
Normalized On-Resistance
1.6
50
RSS(ON) (mΩ)
1
VGS=2.5V
40
VGS=3.1V
30
VGS=4.5V
20
0
2
VGS=4.5V
IS=3A
1.4
VGS=4.0V
IS=3A
VGS=3.1V
IS=3A
1
VGS=2.5V
IS=3A
VGS=3.7V
VGS=4.0V
VGS=3.7V
IS=3A
1.2
0.8
4
6
8
0
10
25
50
75
100
125
150
175
Temperature (°C)
Figure 4: On-Resistance vs. Junction Temperature
IS (A)
Figure 3: On-Resistance vs. Source Current and
Gate Voltage
70
1.0E+01
60
1.0E+00
50
1.0E-01
IS (A)
RSS(ON) (mΩ)
IS=3A
125°C
40
30
1.05
1.0E-02
125°C
1.0E-03
20
25°C
1.0E-04
25°C
10
1.0E-05
0
2
4
6
8
10
VGS (Volts)
Figure 5: On-Resistance vs. Gate-Source Voltage
Rev.1.0: July 2015
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0.0
0.2
0.4
0.6
0.8
1.0
VFSS (Volts)
Figure 6: Forward Source to Source Characteristics
Page 3 of 5
AOC2804B
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
5
VSS=10V
IS=3A
VGS (Volts)
4
3
2
1
0
0
3
6
9
12
Qg (nC)
Figure 7: Gate-Charge Characteristics
100
100.0
TJ(Max)=150°C
TA=25°C
10µs
10µs
RSS(ON)
limited
100µs
Power (W)
IS (Amps)
10.0
1ms
1.0
10ms
TJ(Max)=150°C
TA=25°C
0.1
0.0
0.01
0.1
10
1
DC
1
VSS (Volts)
10
0.1
1E-050.00010.001 0.01
100
ZθJA Normalized Transient
Thermal Resistance
1
10
100 1000
Pulse Width (s)
Figure 10: Single Pulse Power Rating Junction-toAmbient (Note1)
VGS> or equal to 2.5V
Figure 9: Maximum Forward Biased Safe
Operating Area (Note1)
10
0.1
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
D=Ton/T
TJ,PK=TA+PDM.ZθJA.RθJA
1
1.05
0.1
PD
0.01
Single Pulse
Ton
T
0.001
1E-05
0.0001
0.001
0.01
0.1
1
10
100
1000
Pulse Width (s)
Figure 11: Normalized Maximum Transient Thermal Impedance (Note1)
Rev.1.0: July 2015
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Page 4 of 5
AOC2804B
TEST CIRCUIT 1 Isss
TEST CIRCUIT 2 Igss1,2
POSITIVE VSS FOR ISSS+
POSITIVE VGS FOR IGSS1+
S2
NEGATIVE VSS FOR ISSS-
S2
NEGATIVE VGS FOR IGSS1When FET1 is measured
between GATE and SOURCE
G2
A
G2
of FET2 are shorted
D2
D2
D1
D1
VSS
G1
G1
A
VG
S1
TEST CIRCUIT 3 Vgs(off)
S1
TEST CIRCUIT 4 Rss(on)
S2
S2
When FET1 is measured
Vss/Is
between GATE and SOURCE
of FET2 are shorted
G2
G2
A
Is
D2
D2
D1
D1
VSS
G1
G1
V
VSS
VGS
VGS
S1
TEST CIRCUIT 5 VF(SS)1,2
S1
TEST CIRCUIT 6 BVDSS
POSITIVE VSS FOR ISSS+
NEGATIVE VSS FOR ISSS-
S2
S2
4.5V
When FET1 measured
G2
G2
IF
FET2 VGS=4.5V
Is
D2
D2
D1
D1
G1
G1
V
V
VSS
VGS=0
S1
S1
TEST CIRCUIT 8
Switching time
TEST CIRCUIT 7 BVGSO1,2
POSITIVE VSS FOR ISSS+
NEGATIVE VSS FOR ISSS-
S2
Vout
S2
When FET1 is measured
between GATE and SOURCE
G2
of FET2 are shorted
G2
D2
D2
D1
D1
Vin
G1
G1
V
IG
Rev.1.0: August 2015
S1
S1
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Page 5 of 5