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PDF BD95850F-LB Data sheet ( Hoja de datos )
| Número de pieza | BD95850F-LB | |
| Descripción | EARTH LEAKAGE CURRENT DETECTOR IC | |
| Fabricantes | ROHM Semiconductor | |
| Logotipo |  |
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Datasheet
EARTH LEAKAGE CURRENT DETECTOR IC SERIES
EARTH LEAKAGE
CURRENT DETECTOR IC
BD95850F-LB
Description
This is the product guarantees long time support in
Industrial market.
The BD95850F-LB is the monolithic IC integrates earth
leakage detection, signal amplification, and overvoltage
detection .
Especially, it’s suitable for high-sensitivity and high
-speed operation use, and, since the operating
temperature range is wide, it can be used for various
applications.
Features
■ Long Time Support Product for Industrial Applications
■ Small Temperature Fluctuation
and High Input Sensitivity
■ Wide Operating Temperature Range
■ Detection Mode Selectable
(1 count method /1.5 count method)
Applications
■ Earth leakage circuit breaker
■ Earth leakage circuit relay
■ Industrial equipment
Key Specifications
■ Operating Supply Voltage Range:
7V to 13V
■ Operating Temperature Range:
-30°C to +95°C
■ Supply Current:
830μA(Typ)
■ Trip Voltage(Leakage Detection DC Voltage): 7.5mV
■ Output Current Ability :
-100μA(Min)
Package
SOP14
W(Typ) x D(Typ) x H(Max)
8.70mm x 6.20mm x 1.71mm
Typical Application Circuit Example
Trip
Coil
VCC
SCR
VCC CTTDC COFFC
COS
RVS
CVS VZ 14 13 12 11 10 9 8
VS
VCC PSAV IBLI
TTDC OFFC SCRT
Power
Supply
Overvoltage Reset
Detection
SCR
Driver
Leakage Detection
IREF VREF ILKI
TRC1 TRC2 PSEL
1234567
CRC1 CRC2
VCC
ZCT:Zero-phase Current Transformer
○Product structure：Silicon monolithic integrated circuit
www.rohm.com
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ22111 .14.001
○This product has no designed protection against radioactive rays
1/19 TSZ02201- 0RCR1GZ00130-1-2
13.Jun.2014 Rev.001
1 page  
BD95850F-LB
Timing Chart
1. Earth leakage detection
1-1. 1 count method
Datasheet
1-2. 1.5 count method
www.rohm.com
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ22111 .15.001
5/19
TSZ02201- 0RCR1GZ00130-1-2
13.Jun.2014 Rev.001
5 Page 
BD95850F-LB
Typical Performance Curves (reference data) - continued
Datasheet
14 12
12 125 °C
10
125°C
10
25°C
-40°C
8
8
25°C
-40°C
6
6
6 8 10 12
Supply Voltage [V]
Figure 13.
OFFC pin Source Current - Supply Voltage
14
4
6 8 10 12 14
Supply Voltage [V]
Figure 14.
TTDC pin Source Current - Supply Voltage
14
12
125°C
10
25 °C
-40 °C
8
6
6 8 10 12 14
Supply Voltage [V]
Figure 15.
TRC1/2 pin Source Current - Supply Voltage
www.rohm.com
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ22111 .15.001
11/19
TSZ02201- 0RCR1GZ00130-1-2
13.Jun.2014 Rev.001
11 Page | ||
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