Diodes ZHCS350 User Manual

Product Summary

• VR = 40V

• I

• V

• I

= 510mA

FAV

= 405mV typ @ 100mA

F

= 7μA typ @ 30V

R

Description

Packaged in the SOD523 package this addition to the Zetex Schottky
diode range offers an ideal low V
low package height of 0.9mm making the device suitable for various
converter, charger, and LED driver circuits.

performance combined with a

F/IR

Applications

• DC – DC Converters

• Mobile Telecomms

• Charger Circuits

• LED Driver Circuits

• MOSFET Voltage Protection Circuits

• High Frequency Rectification

40V SURFACE MOUNT SCHOTTKY BARRIER DIODE

Features

• 350mA continuous current rating

• Low profile SOD523 package (0.9mm)

• 100% matte tin plated external leads

• Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)

• Halogen and Antimony Free. “Green” Device (Note 3)

• Qualified to AEC-Q101 Standards for High Reliability

Mechanical Data

• Case: SOD523

• Case Material: Molded Plastic, “Green” Molding Compound. UL

Flammability Classification Rating 94V-0

• Moisture Sensitivity: Level 1 per J-STD-020

• Leads: Matte Tin Finish annealed over Alloy 42 leadframe (Lead

Free Plating). Solderable per MIL-STD-202, Method 208

• Polarity: Cathode Band

• Weight: 0.004 grams (approximate)

SOD523

Top View

ZHCS350

Ordering Information (Note 4)

Device Packaging Shipping

ZHCS350TA SOD523 3000/Tape & Reel

Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.

2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.

3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.

4. For packaging details, go to our website at http://www.diodes.com.

Marking Information

ZHCS350

Document number: DS33214 Rev. 3 - 2

35

35 = Product Type Marking Code

1 of 5

www.diodes.com

© Diodes Incorporated

June 2012

(BR)

Maximum Ratings @T

= 25°C unless otherwise specified

A

Characteristic Symbol Value Units

Continuous Reverse Voltage
Continuous Forward Current
Average Peak Forward Current; D.C. = 50%

Non Repetitive Forward Current

≤ 100μs

t

t ≤ 10ms

V

I

FAV

I

FSM

R

I

F

40 V
350 mA
510 mA

4.2 A

910 mA

Thermal Characteristics

Characteristic Symbol Value Unit

Power Dissipation, TA = 25°C
Thermal Resistance, Junction to Ambient

Junction Temperature
Storage Temperature Range

Notes: 5. For a single device surface mounted on 25mm x 25mm x 1.6mm FR4 PCB with high coverage of 1oz copper in still air conditions.

6. As Note 5, measured at t ≤ 5 secs.

(Note 5)
(Note 6) 330
(Note 5)
(Note 6) 303

R

T

PD

θJA

T

STG

J

285

350

125 °C

-55 to +150 °C

ZHCS350

mW

Electrical Characteristics @T

= 25°C unless otherwise specified

A

Characteristic Symbol Min Typ Max Unit Test Condition

Reverse Breakdown Voltage

V

40 60 - V

R

- 300 325

Forward Voltage (Note 7)

V

F

- 335 370

- 405 460

mV

- 730 810
Reverse Current
Diode Capacitance

I

R

C

D

- 7 12

- 3.3 6 pF

Reverse Recovery Time trr - 1.6 - ns

Notes: 7. Measured under pulsed conditions. Pulse width = 300μS. Duty cycle ≤ 2%.

ZHCS350

Document number: DS33214 Rev. 3 - 2

2 of 5

www.diodes.com

IR = 100μA
I

= 30mA

F

I

= 50mA

F

I

= 100mA

F

I

= 350mA

F

μA

VR = 30V
f = 1MHz, VR = 25V
Switched from I
I

= 100mA

R

Measured @ I

= 100mA to

F

= 10mA

R

June 2012

© Diodes Incorporated