ZXGD3102T8TA Diodes Inc, ZXGD3102T8TA Datasheet

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ZXGD3102T8TA

Manufacturer Part Number
ZXGD3102T8TA
Description
MOSFET & Power Driver ICs BIPOLAR TRANSISTOR GATE DRIVER NPN/PNP SMB GREEN 1K
Manufacturer
Diodes Inc
Type
High Side/Low Sider
Datasheet

Specifications of ZXGD3102T8TA

Rise Time
5100 ns
Fall Time
110 ns
Supply Voltage (min)
5 V
Supply Current
5.2 mA
Maximum Power Dissipation
500 mW
Maximum Operating Temperature
+ 150 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Number Of Drivers
1
Number Of Outputs
1

Available stocks

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Part Number:
ZXGD3102T8TA
Quantity:
810
Description
The ZXGD3102 is intended to drive MOSFETs
configured as ideal diode replacements. The
device is comprised of a differential amplifier
detector stage and high current driver. The
detector monitors the reverse voltage of the
MOSFET such that if body diode conduction
occurs a positive voltage is applied to the
MOSFET’s Gate pin.
Features
Pin out details
Ordering information
Issue 4, May 2009
© Diodes Incorporated 2008
ZXGD3102T8TA
GATEH 4
GATEL 3
Turn-off time typically 105ns
180V blocking voltage
Proportional Gate drive
2A Source, 5A Sink driver
V
Low component count
REF
CC
N/C 1
Device
Range 5-15V
2
SM8
Status
Active
Package
8 DRAIN
5 V
7 BIAS
6 GND
SM8
CC
ZXGD3102
Part Mark
1
Once the positive voltage is applied to the Gate
the MOSFET switches on allowing reverse current
flow. The detectors’ output voltage is then
proportional to the MOSFET Drain-Source reverse
voltage drop and this is applied to the Gate via the
driver. This action provides a rapid turn off as
current decays.
Applications
Typical Configuration
High Side OR’ing diode replacement for
Low Side OR’ing diode replacement for
Ideal diode applications
Reel size
Servers, Computer
Telecoms
(inches)
7
Diodes Incorporated
A Product Line of
ACTIVE OR’ING CONTROLLER
Tape width
(mm)
12
www.diodes.com
ZXGD3102T8
Quantity per reel
1000

Related parts for ZXGD3102T8TA

ZXGD3102T8TA Summary of contents

Page 1

... GND GATEH SM8 Ordering information Device Status Package ZXGD3102T8TA Active Issue 4, May 2009 © Diodes Incorporated 2008 A Product Line of Diodes Incorporated Once the positive voltage is applied to the Gate the MOSFET switches on allowing reverse current flow. The detectors’ output voltage is then ...

Page 2

... Thermal resistance Parameter Junction to ambient (*) Junction to case (†) Notes: (*) Mounted on minimum 1oz copper on FR4 PCB in still air conditions (†) Junction to solder point at the end of the lead 5 and 6 ESD Rating Model Human body Machine Issue 4, May 2009 ©Diodes Incorporated 2008 Symbol SOURCE I ...

Page 3

... Input and supply characteristics Operating current Gate Driver Turn-off Threshold Voltage(**) GATE output voltage (**) GATEH peak source current GATEL peak sink current Notes: (**) GATEH connected to GATEL (*) R = 100kΩ O/ 100kΩ O/ Issue 4, May 2009 ©Diodes Incorporated 2008 = 25°C; A Conditions Symbol ≤ -100m ≥ 1V, (*) ≥ 0V, (*) G(off) V ...

Page 4

... This is the ground reference point. Connect to the OR’ing MOSFET Source terminal Bias This pin is connected BIAS 1.2 times I See Note 1 Drain connection 8 DRAIN This pin connects directly to the OR’ing MOSFET Drain terminal Note 1- BIAS and REF pins should be assumed GND+0.7V. Issue 4, May 2009 ©Diodes Incorporated 2008 = 25°C; A =3.9k REF 3.3nF ...

Page 5

... GATEL, turning the device off. This prevents high reverse current flow from the load to the input power supply which could pull down the common bus voltage causing catastrophic system failure MOSFET Drain Voltage MOSFET Gate Voltage MOSFET Gate Current Issue 4, May 2009 ©Diodes Incorporated 2008 5 ZXGD3102T8 www.diodes.com ...

Page 6

... R =3.9k -40 CC BIAS Ω R =3.9k I =1mA REF SINK - -50 -50 - Temperature (°C) Turn-Off Voltage vs Temperature Issue 4, May 2009 ©Diodes Incorporated 2008 Typical characteristics -40° 25° 125° Ω R =3.3k BIAS 2 Ω R =100k LOAD 0 -0.14 -0.12 -0.10 -0.08 -0.06 -0.04 -0.02 0. Transfer Characteristic ...

Page 7

... R =3.9k CC BIAS Ω R =3.9k C =1.0nF REF BIAS 0.16 C =3.3nF R =100k LOAD LOAD 0.14 0.12 0.10 0.08 -50 - Temperature (°C) Speed vs Temperature Issue 4, May 2009 ©Diodes Incorporated 2008 Typical characteristics =10V CC Ω R =3.9k BIAS 6 Ω R =3.9k REF C =3.3nF LOAD 4 Ω R =100k LOAD 0.0 Switch-Off Speed 5 ...

Page 8

... R =3.9k C =1.0nF REF BIAS C =3.3nF R =100k 0.16 LOAD LOAD 0.14 0.12 0.10 0.08 -50 - Temperature (°C) Speed vs Temperature Issue 4, May 2009 ©Diodes Incorporated 2008 Typical characteristics 10 V =10V 8 CC Ω R =3.3k BIAS Ω R =3.9k 6 REF C =1.0nF BIAS 4 C =3.3nF LOAD Ω R ...

Page 9

... For best thermal performance, the PCB heat path from pins 5 and 6 needs attention. The area of copper connected to pins 5 and 6 should be maximised. Issue 4, May 2009 ©Diodes Incorporated 2008 and ground due to the possibility of high peak CC supply voltage to the ZXGD3102 and also to limit the ...

Page 10

... Blocking diodes protect the load from a faulty power supply affecting the load voltage. • The load can be tens of amps. • Dissipation in the diodes can be high! • The ZXGD3102 is designed to switch the low on-resistance MOSFETs used to replace the blocking diodes. Figure 1: OR’ING with Schottky Diodes Issue 4, May 2009 ©Diodes Incorporated 2008 10 ZXGD3102T8 www.diodes.com ...

Page 11

... Figure 2: Negative telecom active OR’ing evaluation Issue 4, May 2009 ©Diodes Incorporated 2008 11 ZXGD3102T8 www.diodes.com ...

Page 12

... OR’ing MOSFET 30V G POWER SUPPLY A OR’ing MOSFET 30V G POWER SUPPLY B Figure 3: Positive rail power supply active OR’ing evaluation Issue 4, May 2009 ©Diodes Incorporated 2008 Vcc REF BIAS REF BIAS Vcc ZXGD3102 DRAIN C BIAS GATEL GATEH GND Vcc REF BIAS REF ...

Page 13

... Issue 4, May 2009 ©Diodes Incorporated 2008 Figure 4: Test Circuit Figure 5: Timing Diagram 13 ZXGD3102T8 www.diodes.com ...

Page 14

... Issue 4, May 2009 ©Diodes Incorporated 2008 14 ZXGD3102T8 www.diodes.com ...

Page 15

... United States, international or foreign trademarks. Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A ...

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