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BD8LB600FS-CE2

Description
8CH LOW-SIDE SWITCH
Categorysemiconductor    Power management   
File Size1MB,27 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
Environmental Compliance
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BD8LB600FS-CE2 Overview

8CH LOW-SIDE SWITCH

BD8LB600FS-CE2 Parametric

Parameter NameAttribute value
Switch typeUniversal
Number of outputs8
Ratio - Input:Output4:8
Output configurationlow end
Output typeN channel
interfaceSPI
Voltage - Load3 V ~ 5.5 V
Voltage - Power Supply (Vcc/Vdd)3 V ~ 5.5 V
Current - Output (maximum)1A
On-resistance (typ.)1.1 ohm
input typenon-inverting
characteristic-
failsafeCurrent limit (fixed), open load detection, over-temperature, UVLO
Operating temperature-40°C ~ 150°C(TJ)
Package/casing24-SOP (0.213", 5.40mm wide)
Supplier device packaging24-SSOPA

BD8LB600FS-CE2 Preview

Datasheet
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
Product Summary
Digital part Operating voltage
Analog part Operating voltage
On-state resistance(25°C,Typ)
Over current limit(Typ)
Active clamp energy(25°C)
3.0V to 5.5V
4.0V to 5.5V
600mΩ
1.80A
70mJ
Package
SSOP-A24
10.00mm x 7.80mm x 2.10mm
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
SSOP-A24
Basic Application Circuit (Recommendation)
Product
configuration: Silicon monolithic integrated circuit
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
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○The
product is not designed for radiation resistance.
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BD8LB600FS-C
Pin Descriptions
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
(1)
(2)
Datasheet
Symbol
GND
GND
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
GND
GND
VDD
IN4(IN8)
IN3(IN7)
IN2(IN6)
IN1(IN5)
DIR
SO
SCLK(IN4)
RST_B(IN3)
SI(IN2)
CS_B(IN1)
VDDA
I
I
I
I
I
I
I
I
I
I/O
(1)
-
-
O
O
O
O
O
O
O
O
-
-
-
PD
PD
PD
PD
PD
O
PD
PD
PD
-
GND
GND
Channel 1 output
Channel 2 output
Channel 3 output
Channel 4 output
Channel 5 output
Channel 6 output
Channel 7 output
Channel 8 output
GND
GND
Digital power supply
Function
Control input for Channel 4 and 8 (DIR=L) / Control input for Channel 8 (DIR=H)
Control input for Channel 3 and 7 (DIR=L) / Control input for Channel 7 (DIR=H)
Control input for Channel 2 and 6 (DIR=L) / Control input for Channel 6 (DIR=H)
Control input for Channel 1 and 5 (DIR=L) / Control input for Channel 5 (DIR=H)
SPI mode, DIR mode change input terminal
Serial data output terminal
Serial clock (DIR=L) / Control input for Channel 4 (DIR=H)
Reset terminal (DIR=L) / Control input for Channel 3 (DIR=H)
Serial data input (DIR=L) / Control input for Channel 2 (DIR=H)
Analog power supply
PU/PD
(2)
SPI enable input (DIR=L) / Control input for Channel 1 (DIR=H)
O:Output terminal, I:Input terminal
PD:Pull Down terminal, PU:Pull Up terminal
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
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
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BD8LB600FS-C
Absolute Minimum Ratings
Item
DRAIN-SOURCE voltage
Power supply voltage (Logic)
Power supply voltage (Analog)
Diagnostic output voltage
Output current (DC)
Output current (Pulse)
Input voltage
Power consumption
Operating temperature range
Storage temperature range
Maximum junction temperature
Active clamp energy
(single pulse)
(T
j(0)
= 25°C)
(T
j(0)
= 150°C)
Symbol
V
DS
V
DD
V
DDA
V
SO
I
OUT
I
OP
V
IN
Pd
T
opr
T
stg
T
jmax
E
AV
Limit values
45(Internally limited)
7
(1)
7
-0.3 to +7
1.0(Internally limited)
Internally limited
(3)
-0.3 to +7
1.0(SSOP-A24)
(4)
-40 to +150
-55 to +150
150
70
(5)
50
(6)
(2)
Datasheet
Unit
V
V
V
V
A
A
V
W
°C
°C
°C
mJ
mJ
(1) However、V
DD
< V
DDA
+ 0.3V
(2) However, exceed neither Pd nor ASO.
(3) Internally limited by the overcurrent limiting circuit.
(4) IC mounted on ROHM standard board (70×70*1.6[mm], glass epoxy 1 layer board).
Derate by 8.0mW/℃ above 25℃.
(5) Min Active clamp energy at T
j ( 0 )
= 25°C, using single non-repetitive pulse of 0.5A
(6) Min Active clamp energy at T
j ( 0 )
=150°C, using single non-repetitive pulse of 0.5A. Not 100% tested.
Operating Voltage Ratings
Item
Digital part Operating voltage
Analog part Operating voltage
Code
V
DD
V
DDA
Limit values
3.0 to 5.5
4.0 to 5.5
Unit
V
V
Heat Dissipation Characteristic
Pd[W½
2.0
1.5
1.0
0.5
0
25
50
75
100
125
150
Ta[°C½
(SSOP-A24) IC mounted on ROHM standard board (70×70*1.6[mm], glass epoxy 1 layer board).
Derate by 8.0mW/
°C
above 25
°C
.
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
3/24
TSZ02201-0G3G0BD00050-1-2
08.Jun.2017 Rev.004
BD8LB600FS-C
Electrical Characteristics
(unless
otherwise specified, VDDA=5V,VDD=5V,-40°C
≤Tj ≤+150°C
Item
[Power Supply Block]
VDDA Standby current
(All output on standby mode)
VDD Standby current
(All output on standby mode)
VDDA Operating current)
VDD Operating current)
VDDA power on reset
Threshold Voltage
VDD power on reset
Threshold Voltage
[Input PIN]
L level input voltage
H level input voltage
Input Hysteresis
L level input current 1
(RST_B,DIR,IN1 to IN4,SCLK,SI)
L level input current 2(CS_B)
H level input current 1
(RST_B,DIR,IN1 to IN4,SCLK,SI)
H level input current 2(CS_B)
[Power MOS Output]
-
Output ON resistance
R
DS(ON)
-
Output sink current
Output leak current
(Open load detected)
Switching time
t
OFF
Slew rate on
Slew rate off
PWM Output range
Output clamp voltage
Minimum Output Voltage
(Load short-circuited)
(1) n means ch number
Datasheet
Symbol
Min
-
-
-
-
-
-
0
VDD×0.7
0.1
-10
-100
25
-10
Limit values
Typ
0
0
2
0.5
-
-
-
-
0.3
0
-50
50
0
Max
20
20
5
1
4.0
2.7
VDD×0.2
VDD
0.5
10
-25
100
10
Unit
Condition
VDDA=VDD=5V,
CS_B=5V, RST_B=0V
VDDA=VDD=5V,
CS_B=5V, RST_B=0V
VDDA=VDD=5V
VDDA=VDD=5V
I
DDAS
I
DDS
I
DDA
I
DD
V
PORA
V
POR
V
INL
V
INH
V
HYS
I
INL1
I
INL2
I
INH1
I
INH2
μA
μA
mA
mA
V
V
V
V
V
μA
μA
μA
μA
RST_B=DIR=IN1 to IN4=SCLK
=SI=0V
CS_B(DIR=L)=0V
RST_B=DIR=IN1 to IN4=SCLK
=SI=5V
CS_B(DIR=L)=5V
VDD=VDDA=5V, I
DS
=0.2A,
Tj=25°C
VDD=VDDA=5V, I
DS
=0.2A,
Tj=150°C
V
DS
=30V, Tj=25°C
V
DS
=30V, Tj=150°C
V
DS
=40V
VDD=VDDA=5V,CS_B=0V/5V,
R
L
=60Ω,VB=12V
VDD=VDDA=5V,CS_B=0V/5V,
R
L
=60Ω,VB=12V
VDD=VDDA=5V,CS_B=0V/5V,
R
L
=60Ω,VB=12V
VDD=VDDA=5V,CS_B=0V/5V,
R
L
=60Ω,VB=12V
VDD=VDDA=5V,INn=0V/5V,
R
L
=60Ω,VB=12V
I
DS
=1mA(at Output turn off)
INn
(1)
=5V,RL=0Ω
0.6
1.1
10
15
50
20
20
1
1
-
50
-
0.8
1.4
20
40
100
50
50
3
3
1.2
55
-
μA
μA
μA
μs
μs
V/μs
V/μs
kHz
V
V
I
L(OFF)
I
OL
t
ON
-
-
25
-
-
0.3
0.3
-
45
31
dV/dt
ON
-dV/dt
OFF
f
PWM
V
CL
V
DS(S)
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
4/24
TSZ02201-0G3G0BD00050-1-2
08.Jun.2017 Rev.004
BD8LB600FS-C
Electrical Characteristics(
unless otherwise specified, VDDA=5V,VDD=5V,-40°C
≤Tj ≤+150°C
Item
[Serial Output]
L level output voltage
H level output voltage
Serial out output leak current
[Protect circuit]
Over current detection current
Over current release current
Over current detection time
Open Load release voltage
Open load detection threshold
voltage
Open load detection time
(1)
(2)
Not 100% tested
n means ch number
Datasheet
Symbol
Min
-
VDD-0.6
-5
1.00
0.70
(1)
50
0.70
1.00
50
Limit values
Typ
0.3
VDD-0.3
0
1.80
1.26
(1)
250
1.50
1.75
300
Max
0.6
-
5
3.00
2.10
(1)
600
2.70
3.00
600
Unit
Condition
V
SOL
V
SOH
I
SO(OFF)
I
OCP(ON)
I
OCP(OFF)
t
OCP
V
OLD(ON)
V
OLD(OFF)
t
OLD
V
V
μA
A
A
μs
V
V
μs
I
SO
=1mA
I
SO
=-1mA
INn
(2)
=0V
INn
(2)
=0V
INn
(2)
=0V
Definition
Figure 1. Definition
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© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
5/24
TSZ02201-0G3G0BD00050-1-2
08.Jun.2017 Rev.004
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