RLS4148 / RLS4150 / RLS4448
Diodes
Switching diode
RLS4148 / RLS4150 / RLS4448
∗This product is available only outside of Japan.
!Applications High-speed switching
!External dimensions (Units : mm)
CATHODE BAND
!Features 1) Small surface mounting type. (LLDS) 2) High speed. 3) For surface mounting. 4) High reliability.
0.4
0.4
φ1.4±0.1
3.4
+0.2 −0.1
φ1.5Max.
!Construction Silicon epitaxial planar
ROHM : LLDS EIAJ : − JEDEC : LL-34
!Absolute maximum ratings (Ta = 25°C)
Type RLS4148 RLS4150 RLS4448 VRM (V) 100 50 100 VR (V) 75 50 75 IFM (mA) 450 600 450 IO (mA) 150 200 150 IF (mA) 200 250 200 IFSM 1µs (A) 2 4 2 P (mW) 500 500 500 Tj (°C) 200 200 200 Topr (°C) −65~+200 −65~+200 −65~+200 Tstg (°C) −65~+200 −65~+200 −65~+200
!Electrical characteristics (Ta = 25°C)
VF (V) Type @ 1mA @ 5mA @ @ @ @ 10mA 50mA 100mA 200mA 1.0 0.66 0.76 0.74 0.62 0.72 1.0 0.86 BV (V)Min. @ 5µA 75 0.82 0.92 0.87 1.0 − − @ 100µA 100 50 100 IR (µA)Max. @25°C VR (V) 0.025 5.0 0.1 0.025 5.0 20 75 50 20 75 @150°C VR (V) 50.0 100.0 50.0 20 50 20 Cr (pF) VR=0 f=1MHz 4 2.5 4 trr (ns) VR=6V IF=10mA RL=100Ω 4 4 4
RLS4148 RLS4150 RLS4448 0.54 0.62
The upper figure is the minimum VF and the lower figure is the maximum VF value.
RLS4148 / RLS4150 / RLS4448
Diodes
!Electrical characteristic curves (Ta = 25°C)
CAPACITANCE BETWEEN TERMINALS : CT (pF)
100 50
FORWARD CURRENT : IF (mA)
3.0 f=1MHz 2.5 2.0 1.5 1.0 0.5 0 0
3 000
REVERSE CURRENT : IR (nA)
100°C
20 10 5 2 1 0.5 0.2 0
Ta=12 5°C Ta=75 °C Ta=25°C Ta=−25 °C
1 000 300 100 30 10 3
70°C
50°C
Ta=25°C
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
20
40
60
80
100 120
5
10
15
20
25
30
FORWARD VOLTAGE : VF (V)
REVERSE VOLTAGE : VR (V)
REVERSE VOLTAGE : VR (V)
Fig.1 Forward characteristics
Fig.2 Reverse characteristics
Fig.3 Capacitance between terminals characteristics
3
REVERSE RECOVERY TIME : trr (ns)
100
VR=6V Irr=1/10IR 2
SURGE CURRENT : Isurge (A)
50
PULSE Single pulse
20 10 5
1
2
0 0
10
20
30
1 0.1
1
10
100
1 000
10 000
FORWARD CURRENT : IF (mA)
PULSE WIDTH : Tw (ms)
Fig.4 Reverse recovery time characteristics
Fig.5 Surge current characteristics
0.01µF
D.U.T.
PULSE GENERATOR OUTPUT 50Ω
5Ω 50Ω
SAMPLING OSCILLOSCOPE
INPUT
100ns
OUTPUT
trr 0
0.1IR
Fig.6 Reverse recovery time (trr) measurement circuit
IR
Appendix
Notes
No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document use silicon as a basic material. Products listed in this document are no antiradiation design.
The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.0
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