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Datasheet
EARTH LEAKAGE CURRENT DETECTOR
Automotive
EARTH LEAKAGE
CURRENT DETECTOR IC
BD9582F-M
General Description
BD9582F-M integrates leakage detector and amplifier.
Especially, it is suitable for high sensitivity and a high-
speed operation use, and since the operating temperature
range is wide, it can be used for various uses.
Key Specifications
Operating supply voltage range
12V to 22V
Operating temperature range: -40°C to 105°C
Supply current
330μA(typ.)
Trip voltage
4.48mV to 11.06mV
Output current ability(Ta=40): -200μA(min.)
Features
Small temperature fluctuation and high input
sensitivity
Wide operating temperature range
Packages
SOP8
W(Typ.) x D(Typ.) x H(Max.)
5.00mm x 6.20mm x 1.71mm
Applications
Earth leakage circuit breaker
Earth leakage circuit relay
Typical Application Circuit Example
RVS
CVS VZ
8
VS
SCR
COS
7
OS
6
NR
5
SC
C1
VR IN
GND
OD
Trip 1 CIN 2 3 4
Coil
CVR RIN
COD
ZCT:Zero current transformer
TEST SW&R
Product structureSilicon monolithic integrated circuit
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© 2012 ROHM Co., Ltd. All rights reserved.
TSZ2211114001
This product is not designed protection against radioactive rays.
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TSZ02201-0RCR1GZ00070-1-2
2012.10.29 Rev.002

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BD9582F-M
Pin Configurations
SOP8
(TOP VIEW)
8765
Block Diagrams
87
VS OS
Datasheet
6
NR
5
SC
1234
VR IN
12
Pin Descriptions
Pin No. Symbol
1 VR
2 IN
3 GND
4 OD
5 SC
6 NR
7 OS
8 VS
Function
Reference voltage
Input
Ground
Output of input comparator
Input of latch circuit
Noise absorption
Output
Power supply
Absolute Maximum Ratings
(Ta=25)
Parameter
Symbol
Rating
Unit
Supply current *1
IS 8 mA
IN-VR current
IIN-VR
±250
mA
VR pin current
IVR 30 mA
IN terminal current
IIN 30 mA
SC terminal current
ISC 5 mA
Power Supply voltage
VS 36 V
Input terminal voltage
VVR/IN
17 V
OD/SC/NR/OS terminal voltage
Power dissipation
VOD/SC/NR/OS
Pd
8
680 *2
V
mW
Storage temperature
Tstg
55 to 150
*1 The power-supply voltage is limited by the internal clamping circuit.
*2 To use at temperature above Ta25reduce 5.5mW/. Mounted on a glass epoxy PCB (70mm×70mm×1.6mm)
GND
3
OD
4
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© 2012 ROHM Co., Ltd. All rights reserved.
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BD9582F-M
Recommended Operating Ratings
Parameter
Symbol
Supply voltage
VS
Operating temperature
External capacitor
between VS and GND
External capacitor
between OS and GND
Topr
CVS
COS
Limits
12 to 22
40 to 105
1
1
Unit
V
μF
μF
Datasheet
Electrical Characteristics
(Unless otherwise specified, VS=12V, GND=0V, Ta=25)
Parameter
Symbol
Temperature
range
-40
Min.
-
Limits
Typ.
-
Max.
520
Unit
Conditions
Supply current
IS1 25
- 330 500 μA ΔVIN=VVR-VIN=30mV
105
- - 460
Trip voltage
OD Source current
OD Sink current
VT -40to +1054.48
IODSO
25
-27.2
IODSI
25
16.7
-40
-200
7.50
-20.6
26.0
-
11.06
-14.0
35.3
-
mV VT=ΔVIN=VVR-VIN
μA
ΔVIN=VVR-VIN=30mV,
VOD=1.2V
μA
VOD=0.8V,
ΔVIN=VVR-VIN=0mV
OS Source current
IOSSO
25
-100
-
- μA VSC=2.0V, VOS=0.8V
105
-75 -
-
OS Sink current
IOSSI -40to +105200
-
- μA VSC=0.2V, VOS=0.2V
SC ON voltage
VSCON
25
1.00 1.24 1.48 V
Input clamp voltage
Differential input clamp
voltage
Maximum current voltage
Supply current 2 1
VIC -40to +1054.2
VIDC -40to +1050.5
VSM
25
26
IOS2 -40to +105-100
5.5
1.0
29
-
Latch OFF Supply Voltage VSOFF
25
2.7 3.7
Operating time 2
tON 251.8 2.9
*1 Supply current 2 is OS source current value when the power supply current(Is=900μA) is given.
*2 Operating time is time until output voltage reaches 0.8V after detecting the leakage signal.
Conditions : Capacitor(0.047μF) is connected between OD(OS) and GND.
6.8
1.5
32
-
4.7
4.0
V IIC=20mA
V IIDC=100mA
V IS=7mA
μA
IS=900μA,VSC=2.0V
VOS=0.8V
V
Ms
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BD9582F-M
Test circuits
1.IS1
2.VT
3.IODSO
Datasheet
VR IN GND OD SC NR OS VS
12345678
ΔVIN
A
+
IS
VS
VR IN GND OD SC NR OS VS
12345678
VS
V VOD
ΔVIN
VR IN GND OD SC NR OS VS
12345678
ΔVIN
A
+
IOD
VOD
VS
4.IODSI
5.IOSSO/IOSSI
6.VSCON
VR IN GND OD SC NR OS VS
12345678
A
+
IOD
VOD
VR IN GND OD SC NR OS VS
12345678
VSC VS
A
+
IOS
VOS
VR IN GND OD SC NR OS VS
12345678
VSC VS
V Vos
7.VIC
8.VIDC
9.VSM
VR IN GND OD SC NR OS VS
12345678
VS
IC V VIC
VR IN GND OD SC NR OS VS
12345678
IIDC
V
VIDC
VR IN GND OD SC NR OS VS
12345678
VSM V
IS
10.IOS2
11.VSOFF
12.tON
VR IN GND OD SC NR OS VS
12345678
VSC IS
A
+
IOS
VOS
VR IN GND OD SC NR OS VS
12345678
0.047 V
VS
μF VOS
ΔVIN
VR IN GND OD SC NR OS VS
12345678
0.047
μF V
VS
0.047
μF
Timing Chart
Input voltage
between IN and VR
ΔVIN(IN-VR)
VT
OD/SC terminal voltage
VOD/VSC
VSCON
OS terminal voltage
VOS
0.8V
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© 2012 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
tON
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2012.10.29 Rev.002

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BD9582F-M
Typical Performance Curves(reference data)
Datasheet
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0
105
25 50 75 100
Ambient Temperature Ta []
125
150
Figure 1
Derating curve
800
700
600
500
400
300
200
100
0
0
105
60
25
5 10 15 20 25 30
Power Supply VS [V]
Figure 2
Circuit current - Supply voltage
40
30
20
10 RIN=300
0
-10
RIN=1k
-20
-30
-40
-60 -40 -20 0 20 40 60 80 100 120
Ambient Temperature Ta []
Figure 3
Trip voltage fluctuation rate
- Ambient temperature
0
-100
105
-200
25
-300
60
-400
-500
0
5 10 15
Power Supply VS [V]
20
25
Figure 4
OS terminal source current - Supply voltage
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© 2012 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
5/11
TSZ02201-0RCR1GZ00070-1-2
2012.10.29 Rev.002