RKZ6.8Z4KT
Silicon Planar Zener Diode for Surge Absorption
REJ03G1820-0100 Rev.1.00 Sep 15, 2009
Features
• RKZ6.8Z4KT can absorbing surge with four devices in one chip configuration. • Low capacitance (C = 4.0 pF Typ) enable protecting signal line from ESD. • VSON-5 Package is suitable for high density surface mounting.
Ordering Information
Part No RKZ6.8Z4KT H RKZ6.8Z4KT P Laser Mark N1 Package Name VSON-5 Package Code PUSN0005KB-A Taping Abbreviation (Quantity) H (3,000 pcs / reel) P (3,000 pcs / reel)
Pin Arrangement
1 2 1 2 (Month code)
N1 ∗
3 5 4 (Top View) 5 4 3 (Top View)
1. Cathode 2. Cathode 3. Cathode 4. Anode 5. Cathode
Month Code
Month of Manufacture January February March April May June Assemble MALAYSIA 1 2 3 4 5 6 Month of Manufacture July August September October November December Assemble MALAYSIA 7 8 9 W X Y
REJ03G1820-0100 Rev.1.00 Sep.15.2009 Page 1 of 4
RKZ6.8Z4KT
Absolute Maximum Ratings
(Ta = 25°C)
Item Power dissipation Junction temperature Storage temperature Note: Symbol Pd * Tj Tstg Value 150 150 –55 to +150 Unit mW °C °C
Four devices total, See Fig.2.
Electrical Characteristics
(Ta = 25°C)
Item Zener voltage Reverse current Capacitance Dynamic resistance ESD-Capability * *
2, 3
Symbol VZ IR1 C rd —
Min 6.47 — — — 8
Typ — — 4.0 — —
Max 7.00 2 4.5 30 —
Unit V nA pF Ω kV
Test Condition IZ = 5 mA, 40 ms pulse VR = 3.5 V VR = 0 V, f = 1 MHz IZ = 5 mA C = 150 pF, R = 330 Ω, Both forward and reverse direction 10 pulse
Notes: 1. Per one device. 2. Failure criterion ; IR > 2 μA at VR = 3.5 V. 3. Between cathode and anode.
REJ03G1820-0100 Page 2 of 4
Rev.1.00 Sep.15.2009
RKZ6.8Z4KT
Main Characteristics
10-2 10-3 10-4 10-5
0.3
250
20h × 15w × 0.8t
Unit: mm
Power Dissipation Pd (mW)
200
2.45
Zener Current IZ (A)
10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 0 1 2 3 4 5 6 7 Zener Voltage VZ (V) Fig.1 Zener current vs. Zener voltage
1.0
1.75 1.5
150
With polyimide board
100
50
0
0
50
100
150
3.0 3.8
200
Ambient Temperature Ta (°C) Fig.2 Power Dissipation vs. Ambient Temperature
Nonrepetitive Surge Reverses Power PRSM (W)
104 PRSM t 10
3
Ta = 25°C nonrepetitive
102
10
1.0
10–2
10–1
1.0 Time t (ms)
10
102
103
Fig.3 Surge Reverse Power Ratings
REJ03G1820-0100 Page 3 of 4
Rev.1.00 Sep.15.2009
RKZ6.8Z4KT
Package Dimensions
Package Name VSON-5 JEITA Package Code ⎯ RENESAS Code PUSN0005KB-A Previous Code VSON-5 / VSON-5V MASS[Typ.] 0.002g
D c
HE
E
L b2
e b
Reference Symbol
e1 A l1
A b c D E e HE L b2 e1 l1
Dimension in Millimeters Max Min Nom 0.50 0.55 0.60 0.15 0.2 0.3 0.07 1.55 1.1 1.55 0.12 1.6 1.2 0.5 1.6 0.2 0.3 1.35 0.45 0.22 1.65 1.3 1.65
e
e
Pattern of terminal position areas
REJ03G1820-0100 Page 4 of 4
Rev.1.00 Sep.15.2009
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