IC manufacturers Texas Instruments

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Texas Instruments SN6505A | Demoboard TIDA-020019

Automotive isolated CAN and power front end reference design

Overview

TopologyPush-Pull Converter symmetrical isolated
Input voltage5 V
Output 15 V / 1 A
IC revisionE1

Description

This reference design demonstrates reinforced isolated CAN communication, which is widely used in automotive environments, in a small footprint. In hybrid and electric vehicles (HEV/EVs), a complete high-voltage network is floating with respect to the chassis ground. Isolation is required for the power and communication channels interfaced between floating high- to low-voltage systems. This TI design has a low transmission delay, which reduces the loop delay and supports higher baud rates of the CAN.

Features

  • Integrated CAN and digital isolator (ISO1042-Q1)
  • Low loop delay (typically 139 ηs) to support high-speed arbitration rates
  • Inbuilt reinforced digital isolation
  • ±70-V bus fault protection
  • Compliant with ISO 11898-2 CAN standard

Typical applications

  • Starter/Generator, Battery Management Systems, Onboard Chargers
  • DC/DC Converters

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
RDC max.
(mΩ)
fres
(MHz)
SizeVersionVINVOut1
(V)
IOut1
(A)
Type of Insulationfswitch
(kHz)
∫Udt
(Vµs)
NPRI : NSECVT
(V (RMS))
L
(mm)
W
(mm)
H
(mm)
Mount Samples
7447779122SPEC
9 files Active i| Production is active. Expected lifetime: >10 years.WE-PD SMT Power Inductor 22 2.45 110 17 7345 Robust 7.3 7.3 4.5 SMT
750315240SPEC

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff.

7 files Active i| Production is active. Expected lifetime: >10 years.WE-PPTI Push-Pull Transformers 440 1512 Push-Pull 5 V (DC) 5 1 Reinforced 150 46 1:1.1 5000 12.32 15.41 11.89 SMT
Order Code Data­sheet Simu­lation
7447779122SPEC
750315240SPEC

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff.

Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
RDC max.
(mΩ)
fres
(MHz)
SizeVersionVINVOut1
(V)
IOut1
(A)
Type of Insulationfswitch
(kHz)
∫Udt
(Vµs)
NPRI : NSECVT
(V (RMS))
L
(mm)
W
(mm)
H
(mm)
Mount Samples