BZT52C51S Datasheet, PDF (1/4 Pages) Diodes Incorporated – SURFACE MOUNT ZENER DIODE

Features
• Planar Die Construction
• General Purpose, Medium Current
• Ideally Suited for Automated Assembly Processes
• Lead, Halogen and Antimony Free, RoHS Compliant
(Note 1)
• "Green" Device (Notes 2 and 6)
BZT52C51S
SURFACE MOUNT ZENER DIODE
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Mechanical Data
• Case: SOD-323
• Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminal Connections: See Diagram
• Terminals: Finish – Matte Tin annealed over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208
• Marking Information: See Page 2
• Ordering Information: See Page 2
• Weight: 0.004 grams (approximate)
Top View
Maximum Ratings @T_A = 25°C unless otherwise specified
Characteristic
Symbol
Value
Unit
Forward Voltage
@ I_F = 10mA
V_F
0.9
V
Operating and Storage Temperature Range
T_J, T_STG
-65 to +150
°C
Thermal Characteristics
Characteristic
Power Dissipation (Note 3)
Thermal Resistance, Junction to Ambient Air (Note 3)
Symbol
P_D
R_θJA
Value
200
833
Unit
mW
°C/W
Electrical Characteristics @T_A = 25°C unless otherwise specified
Type
Number
BZT52C51S
Marking Code
(Note 4)
WW
Zener Voltage Range
(Note 3)
V_Z @ I_ZT
I_ZT
Nom (V) Min (V) Max (V) mA
51
48.0 54.0
5
Maximum Zener Impedance (Note 5)
Z_ZT @ I_ZT
Z_ZK @ I_ZK
I_ZK
Ω
mA
100
750
1.0
Notes:
1. No purposefully added lead. Halogen and Antimony Free.
2. Diodes Inc's "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php
3. Short duration pulse test used to minimize self-heating effect.
4. When provided, otherwise, parts are provided with date code only, and type number identification appears on reel only.
5. f = 1kHz.
6. Product manufactured with Green Molding Compound and does not contain Halogens or Sb₂O₃ Fire Retardants.
Maximum
Reverse
Current
(Note 5)
I_R
@ V_R
uA
V
0.1
38
BZT52C51S
Document number: DS30566 Rev. 5 - 2
1 of 4
www.diodes.com
October 2009
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