SIP41103DM-T1 Vishay, SIP41103DM-T1 Datasheet

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SIP41103DM-T1

Manufacturer Part Number
SIP41103DM-T1
Description
MOSFET & Power Driver ICs H-Bridge N-Ch MOSFET
Manufacturer
Vishay
Type
High Side/Low Sider
Datasheet

Specifications of SIP41103DM-T1

Rise Time
55 ns
Fall Time
45 ns
Supply Voltage (min)
4.5 V
Supply Current
3 mA
Maximum Power Dissipation
960 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Bridge Type
Half Bridge
Minimum Operating Temperature
- 40 C
Number Of Drivers
2
Number Of Outputs
2
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
DESCRIPTION
SiP41103 is a high-speed synchronous rectification
MOSFET driver with adaptive shoot-through protec-
tion for use in high frequency, high-current, mul-
tiphase DC-DC synchronous rectifier buck converter.
It is designed to operate at the switching frequencies
up to 1 MHz. The high-side driver is bootstrapped to
allow driving N-Channel MOSFET. Adaptive shoot-
through protection prevents simultaneous conduction
of external MOSFETs. Adding a capacitor to the delay
pin can further increase the high-side driver turn-on
delay by 1.2 ns/pF for further shoot-through protec-
tion.
The SiP41103 is available in both standard and lead
(Pb)-free 10-Pin MLP33 packages and is specified to
operate over the industrial temperature range of
- 40 °C to 85 °C.
TYPICAL APPLICATION CIRCUIT
*Pb containing terminations are not RoHS compliant, exemptions may apply
Document Number: 72718
S-61692–Rev. E, 04-Sep-06
+ 5 to 50 V
Synchronous Rectification N-Channel MOSFET Driver
GND
+ 5 V
Controller
10 pF
1 µF
for DC/DC Conversion
PWM
EN
DELAY
SYNC
SiP41103
GND
V
DD
FEATURES
APPLICATIONS
• 5 V Gate Drive
• Undervoltage Lockout
• Internal Bootstrap Diode
• Adaptive Shoot-Through Protection
• Synchronous MOSFET Disable
• Adjustable Highside Propagation Delay
• Switching Frequency Up to 1 MHz
• Drive MOSFETs In 4.5 to 50 V Systems
• Multi-Phase DC/DC Conversion
• High Current Synchronous Buck Converters
• High Frequency Synchronous Buck Converters
• Asynchronous-to-Synchronous Adaptations
• Mobile Computer DC/DC Converters
• Desktop Computer DC/DC Converters
BOOT
OUT
OUT
LX
H
L
0.1 µF
Vishay Siliconix
SiP41103
GND
www.vishay.com
V
OUT
RoHS*
COMPLIANT
Available
Pb-free
1

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SIP41103DM-T1 Summary of contents

Page 1

... High Frequency Synchronous Buck Converters • Asynchronous-to-Synchronous Adaptations • Mobile Computer DC/DC Converters • Desktop Computer DC/DC Converters 1 µ BOOT DELAY 10 pF OUT H SiP41103 PWM LX EN SYNC OUT L GND SiP41103 Vishay Siliconix RoHS* COMPLIANT 0.1 µF V OUT GND www.vishay.com Pb-free Available 1 ...

Page 2

... SiP41103 Vishay Siliconix ABSOLUTE MAXIMUM RATINGS (All voltages referenced to GND = 0 V) Parameter V , PWM DELAY DD SYNC LX, BOOT BOOT to LX Storage Temperature Operating Junction Temperature a,b Power Dissipation a,b Thermal Impedance(Θ Notes: a. Device mounted with all leads soldered or welded to PC board b. Derate 9.6 mW/°C Stresses beyond those listed under " ...

Page 3

... Test Conditions Unless Specified BOOT ° See Timing Waveforms See Timing Waveforms See Timing Waveforms See Timing Waveforms LX Temperature Rising SD Temperature Falling H SiP41103 Vishay Siliconix Limits = 3 nF LOAD a b Min Typ Max 0.9 1.1 0.8 1.5 2.5 3.8 2.2 3.3 3.4 5.1 1.4 2 ...

Page 4

... DD OUT a. After the device is enabled. L Temperature Range Lead (Pb)-Free Part Number SiP41103DM-T1- °C High-side MOSFET gate drive Bootstrap supply for high-side driver. A capacitor connects between BOOT and LX Input signal for the MOSFET drivers Connection for the highside dealy adjustment capacitors Ground ...

Page 5

... The external MOSFETs are prevented from conduct- ing at the same time during transitions. Break-before- make circuits monitor the voltages on the LX pin and the OUT L When the signal on PWM goes low, OUT after an internal propagation delay. After the voltage SiP41103 Vishay Siliconix BOOT OUT H LX − ...

Page 6

... SiP41103 Vishay Siliconix on LX falls below the inductor action, the low- side driver is enabled and OUT goes high after some L delay. When the signal on PWM goes high, OUT go low after an internal propagation delay. After the voltage on OUT drops below 1 V the high-side driver ...

Page 7

... Delay SYNC Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon Tech- nology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and reliability data, see http://www ...

Page 8

... Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right ...

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