Datashee
t
Product configuration: Silicon monolithic integrated circuit ○The product is not designed for radiation resistance.
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TSZ02201-0G3G0BD00050-1-2
© 2015 ROHM Co., Ltd. All rights reserved.
08.Jun.2017 Rev.004
www.rohm.com
TSZ22111・14・001
IPD series for Automotive
8ch Low-side switch
BD8LB600FS-C
Features
■ Monolithic power IC that has a built-in control part
(CMOS) and a power MOS FET on 1chip
��� 8ch Low-side switch for driving resistive, inductive,
capacitive load
■ 16bit Serial peripheral interface(SPI) for diagnostics
and control
■ Built-in Open Load Detection circuit in output-off state
■ Built-in Self restart Over Current Protection circuit
(OCP)
■ Built-in Over Voltage Protection for Output circuit
■ Built-in Self restart Over Heating Protection circuit
(TSD）
■ Low On resistance of R
ON
=600mΩ(V
IN
=5V, Tj=25°C,
I
Dn
=0.2A)
■ Surface mount SSOP-A24 Package
■ AEC-Q100 Qualified
(1)
(1)Grade 1
Overview
BD8LB600FS-C is an Automotive 8ch Low-Side switch.
It has a built-in Over Current Protection circuit, Thermal
Shutdown circuit, Open Load Detection circuit, Under
Voltage Lock Out circuit, and has a Diagnostic
Output(SO) function during abnormal detection.
Application
8ch Low-side switch for driving resistive,
inductive, capacitive load
Product Summary
Digital part Operating voltage 3.0V to 5.5V
Analog part Operating voltage 4.0V to 5.5V
On-state resistance(25°C,Typ) 600mΩ
Over current limit(Typ) 1.80A
Active clamp energy(25°C) 70mJ
Package
SSOP-A24 10.00mm x 7.80mm x 2.10mm
Basic Application Circuit (Recommendation)
SSOP-A24
Datasheet
Datasheet
2/24
BD8LB600FS-C
TSZ02201-0G3G0BD00050-1-2
© 2015 ROHM Co., Ltd. All rights reserved.
08.Jun.2017 Rev.004
TSZ22111・15・001
www.rohm.com
Pin Descriptions
Pin Symbol
I/O
(1)
Function
1 GND - GND
2 GND - GND
3 OUT1 O Channel 1 output
4 OUT2 O Channel 2 output
5 OUT3 O Channel 3 output
6 OUT4 O Channel 4 output
7 OUT5 O Channel 5 output
8 OUT6 O Channel 6 output
9 OUT7 O Channel 7 output
10 OUT8 O Channel 8 output
11 GND - GND
12 GND - GND
13 VDD - Digital power supply
14 IN4(IN8) I PD Control input for Channel 4 and 8 (DIR=L) / Control input for Channel 8 (DIR=H)
15 IN3(IN7) I PD Control input for Channel 3 and 7 (DIR=L) / Control input for Channel 7 (DIR=H)
16 IN2(IN6) I PD Control input for Channel 2 and 6 (DIR=L) / Control input for Channel 6 (DIR=H)
17 IN1(IN5) I PD Control input for Channel 1 and 5 (DIR=L) / Control input for Channel 5 (DIR=H)
18 DIR I PD SPI mode, DIR mode change input terminal
19 SO O Serial data output terminal
20 SCLK(IN4) I PD Serial clock (DIR=L) / Control input for Channel 4 (DIR=H)
21 RST_B(IN3) I PD Reset terminal (DIR=L) / Control input for Channel 3 (DIR=H)
22 SI(IN2) I PD Serial data input (DIR=L) / Control input for Channel 2 (DIR=H)
23 CS_B(IN1) I PU/PD
(2)
SPI enable input (DIR=L) / Control input for Channel 1 (DIR=H)
24 VDDA -
A
nalog power supply
(1) O：Output terminal, I：Input terminal
PD：Pull Down terminal, PU：Pull Up terminal
(2) Pull Up at DIR=Low setting, Pull Down at DIR=High
Pin Configurations
SSOP-A24
(TOP VIEW)
1.GND
2.GND
3.OUT1
4.OUT2
5.OUT3
6.OUT4
7.OUT5
8.OUT6
9.OUT7
10.OUT8
11.GND
12.GND
24.VDDA
23.CS_B(IN1)
22.SI(IN2)
21.RST_B(IN3)
20.SCLK(IN4)
19.SO
18.DIR
17.IN1(IN5)
16.IN2(IN6)
15.IN3(IN7)
14.IN4(IN8)
13.VDD