参数资料
型号: BAS521-7
厂商: Diodes Inc
文件页数: 2/4页
文件大小: 72K
描述: DIODE 300V 250MA SOD523
标准包装: 1
二极管类型: 标准
电压 - (Vr)(最大): 300V
电流 - 平均整流 (Io): 250mA(DC)
电压 - 在 If 时为正向 (Vf)(最大): 1.1V @ 100mA
速度: 快速恢复 =< 500 ns,> 200mA(Io)
反向恢复时间(trr): 50ns
电流 - 在 Vr 时反向漏电: 150nA @ 250V
电容@ Vr, F: 5pF @ 0V,1MHz
安装类型: 表面贴装
封装/外壳: SC-79,SOD-523
供应商设备封装: SOD-523
包装: 标准包装
其它名称: BAS521-7DIDKR
BAS521
Document number: DS32175 Rev. 5 - 2
2 of 4
www.diodes.com
December 2012
? Diodes Incorporated
BAS521
Maximum Ratings
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Value Unit
Repetitive Peak Reverse Voltage
VRRM
300 V
Working Peak Reverse Voltage
DC Blocking Voltage
VRWM
300 V
Forward Current (Note 6)
IF
250 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0μs
IFSM
4.5 A
Repetitive Peak Forward Current (Note 6)
IFRM
1 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 6)
PD
325 mW
Thermal Resistance Junction to Ambient Air (Note 6)
RθJA
385
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150
°C
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 7)
V(BR)R
300
?
V
IR
= 100
μA
Forward Voltage
VF
?
1.1 V IF
= 100mA
Reverse Current (Note 7)
IR
?
?
?
50
150
100
nA
nA
μA
VR
= 5V
VR
= 250V
VR
= 250V, T
J
= +150
°C
Total Capacitance
CT
?
5 pF VR
= 0, f = 1.0MHz
Reverse Recovery Time
trr
?
50 ns IF
= I
R
= 30mA,
Irr = 0.1 x IR, RL
= 100
Ω
Notes: 6. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com.
7. Short duration pulse test used to minimize self-heating effect.
0
125 175150
350
100
200
0
T , AMBIENT TEMPERATURE ( C)A
°
Fig. 1 Power Derating Curve, Total Package
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (mW)
D
25
100
50
75
50
150
250
300
Note 6
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
V , INSTANTANEOUS FORWARD VOLTAGE (V)F
Fig. 2 Typical Forward Characteristics, Per Element
0.1
1
10
100
1,000
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(mA)
F
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