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BD60AX0NUX-TR Datasheet(PDF) 2 Page - Rohm

Part # BD60AX0NUX-TR
Description  White LED Driver With PWM Brightness Control
Download  26 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BD60AX0NUX-TR Datasheet(HTML) 2 Page - Rohm

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Datasheet
Datasheet
BD60A00NUX
BD60A60NUX
© 2013 ROHM Co., Ltd. All rights reserved.
www.rohm.com
TSZ22111・15・001
TSZ02201-0G3G0C200320-1-2
7.FEB.2013 Rev.002
●Absolute Maximum Ratings
Parameter
Symbol
Ratings
Unit
Condition
Maximum applied voltage 1
VMAX1
7
V
VIN, EN, PWM, ISET terminals
Maximum applied voltage 2
VMAX2
45
V
FB, SW, VOUT terminals
BD60A00NUX
Maximum applied voltage 3
VMAX3
31
V
FB, SW, VOUT terminals
BD60A60NUX
Operating temperature range
Topr
-40 to +85
˚C
Storage temperature range
Tstg
-55 to +150
˚C
Power dissipation 1
Pd1
2000
mW
*1
*1
4 layer (ROHM Standard board) has been mounted. When it’s used by more than Ta=25˚C, it’s reduced by 20mW/˚C.
●Recommended Operating Ratings (Ta=-40˚C to +85˚C)
Parameter
Symbol
Ratings
Unit
Conditions
Operating power supply voltage
VIN
2.7 to 5.5 *
V
VIN terminal
Operating coil voltage
Vcoil
2.3 to 20
V
Coil voltage
*When the operating supply voltage is over 4.61V for BD60A00NUX, please refer the application P.16
●Electrical Characteristics (Unless otherwise specified, Ta=25˚C, VIN=3.6V)
Parameter
Symbol
Limits
Unit
Conditions
Min.
Typ.
Max.
Quiescent Current
Iq
-
0.1
1.0
μA
EN=0V
Current Consumption
(No Boost)
IddNB
-
1.5
3.0
mA
EN=2.8V, PWM=0V
Current Consumption (Boost)
IddB
-
2.5
5.0.
mA
EN=2.8V, PWM=2.8V
[EN, PWM Terminal]
Low Input Voltage range
VthL
-
-
0.5
V
High Input Voltage range
VthH
1.3
-
-
V
Pull down register
Rcnt
65
100
135
k
[Switching Regulator]
FB Terminal Control Voltage
FB
0.56
0.70
0.84
V
Switching Frequency
fSW
-
600
-
kHz
Max Duty
Duty
90
95
-
%
FB=0V
SW Transistor ON Resistor
Ronn
-
0.5
-
Isw=80mA
SW Transistor Leak Current
IqSW
-
0.1
2.0
μA
EN=0V
[Protection]
Over Current Limit
Icoil
-
750
-
mA
*1
Over Voltage Limit
BD60A00NUX
OVP1
40
42
44
V
Detect voltage of VOUT terminal
Over Voltage Limit
BD60A60NUX
OVP2
26
28
30
V
Detect Voltage of VOUT terminal
Over Voltage Limit Hysteresis
OVPhy
-
1
-
V
VOUT Terminal Leak Current
IqVOUT
-
0.1
1.0
μA
EN=0V
Shot key Diode Open Protection
Sop
-
0.2
-
V
Detect Voltage of VOUT terminal
LED Terminal
Over Voltage Protection
LEDOVP
4.4
5.9
6.4
V
PWM=2.8V
Detect Voltage of Low Voltage
UVLO
-
2.2
-
V
VIN falling edge
[Current Driver]
LED Maximum Current
ILMAX
-
-
30
mA
VIN=4V, COUT=1µF
LED Current Accuracy
ILACCU
-
-
±3.0
%
ILED=20mA
LED Current Limit
ILOCP
-
0
0.1
mA
Current Limit Value at
ISET Resistor 1k
Ω Setting
LED Leak Current
IqLED
-
0.1
2.0
μA
EN=0V
ISET Terminal Voltage
Iset
-
0.6
-
V
*1
This parameter is tested with DC measurement.


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