bd6586muv ROHM Co. Ltd., bd6586muv Datasheet - Page 2

• Manufacturer Part Number: bd6586muv
• Description: Step-up Dc/dc Converter For Medium Size Lcd Panel
• Manufacturer: ROHM Co. Ltd.

(Unless otherwise noted, VBAT=3.6V, Ta = +25
*1. This parameter is tested with dc measurement
EN1, EN2, PWM Pin
Low Input Voltage range
High Input Voltage range
Input current
UVLO
Under Voltage Lock Out
Switching Regulator
Quiescent Current
Current Consumption
LED Control voltage
Over Current Limit
SBD Open Protect
Switching frequency
Duty cycle limit
Over Voltage Limit
SW Transistor On Resistance
Current driver
LED maximum current
LED current accuracy
LED current matching
ISET voltage
LED current limiter
LED Terminal
Over Voltage Protect
Electrical Characteristics
Parameter
LEDOVP
Symbol
ILMAX
ILACCU
ILOCP
ILMAT
UVLO
VLED
RSW
VthH
VthL
Duty
Ocp
Sop
fSW
Iset
Ovl
Idd
Iin
Iq
o
C)
2.05
25.0
10.0
Min.
1.4
0.4
1.1
0.7
0.5
91
35
0
-
-
-
-
-
-
-
-
Rev.A
Spec
Typ.
2.35
25.5
0.24
11.5
8.3
0.1
2.2
0.5
1.5
1.0
0.6
60
95
-
-
-
-
-
-
Max.
16.0
2.65
26.0
0.32
13.0
0.4
5.5
2.0
4.6
0.6
2.5
0.1
1.3
0.7
99
25
±5
±3
90
MHz
Unit
mA
mA
mA
µA
µA
%
%
%
Ω
V
V
V
V
A
V
V
V
V
Input voltage=2.5V
VBAT falling edge
EN1=EN2=PWM=0V
VDET=0V,ISET=24kΩ
*1
Detect voltage of VDET pin
LED1-4=0.3V
LED1-4=0.3V
Isw=100mA
ILED=20mA
▪Each LED current/Average
(LED1- 4 current)
▪ILED=20mA
ISET resistance 4.7kΩ
LED1- 4 =0.5V
EN1=EN2=PWM=2.5V
Condition
2/4