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BD18341FV-ME2 数据表(PDF) 6 Page - Rohm

部件名 BD18341FV-ME2
功能描述  Constant Current Controller for Automotive LED Lamps
Download  39 Pages
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制造商  ROHM [Rohm]
网页  http://www.rohm.com
标志 ROHM - Rohm

BD18341FV-ME2 数据表(HTML) 6 Page - Rohm

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Datasheet
Datasheet
6/35
BD18340FV-M
BD18341FV-M
©2016 ROHM Co., Ltd. All rights reserved.
www.rohm.co.jp
TSZ22111・14・001
TSZ02201-0T1T0C700180-1-2
2016.04.21 Rev.002
Electrical Characteristics2
(Unless otherwise specified
Ta = -40 to +125°C, VIN = 13V, CVREG = 1.0µF, Transistor PNP = 2SAR573D)
Parameter
Symbol
Limit
Unit
Conditions
Min
Typ
Max
[ CRTIMER ]
CRT Terminal Charge Current
ICRT
36
40
44
μA
CRT Terminal Charge Voltage
VCRT_CHA
0.72
0.80
0.88
V
CRT Terminal
Discharge Voltage 1
VCRT_DIS1
1.80
2.00
2.20
V
CRT Terminal
Discharge Voltage 2
VCRT_DIS2
2.10
2.40
3.00
V
When VCRT > VCRT_DIS2,
RD1 -> RD2
CRT Terminal Charge Resistor
RCHA
28.5
30.0
31.5
kΩ
RCHA=
(VCRT_DIS1- VCRT_CHA)/ ICRT
CR Timer Discharge Constant
VCRT_CHA /
VCRT_DIS1
0.38
0.40
0.42
V / V
DISC Terminal ON Resistor 1
RDISC1
20
50
100
IDISC = 10mA
DISC Terminal ON Resistor 2
RDISC2
2.5
5.0
10
kΩ
IDISC = 100μA
PWMOUT Terminal
Output High Voltage
VPWMOUTH
4.0
-
5.5
V
IPWMOUT = -100μA
PWMOUT Terminal
Output Low Voltage
VPWMOUTL
-
-
0.5
V
IPWMOUT = 100μA
PWMOUT Terminal
Sink Current Capability
IPWMOUT
_SINK
-
-
0.5
mA
PWMOUT Terminal
Source Current Capability
IPWMOUT
_SOURCE
-0.5
-
-
mA
CRT Terminal Leakage Current
ICRT_LEAK
-
-
10
μA
VCRT = 70V
[ LED Open Detection ]
LED Open Detection Voltage
VOPD
1.1
1.2
1.3
V
VOPD = VIN - VOP
OP Terminal
Input Current
IOP
19
21
23
μA
VOP = VIN - 0.5V
[ Disable LED Open Detection Function at Reduced-Voltage]
OPM Terminal Source Current
IOPM
38
40
42
μA
VIN Terminal Disable LED Open
Detection Voltage
at Reduced-Voltage
VIN_OPM
VOPM
× 5.9
VOPM
× 6.0
VOPM
× 6.1
V
VIN terminal Voltage
OPM Terminal
Input Voltage Range
VOPM_R
1.0
-
2.2
V
[ Disable LED Open Detection Time Setting ]
Input Threshold Voltage
VDH
0.9
1.0
1.1
V
D Terminal Source Current
IDSOURCE
100
230
400
μA
D Terminal ON Resistor
RD
-
-
950
ID_EXT = 100μA


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