PQ6CB11X1CP Sharp Microelectronics, PQ6CB11X1CP Datasheet - Page 2

• Manufacturer Part Number: PQ6CB11X1CP
• Description: IC LED DRIVER WHITE BCKLGT 6-SMD
• Manufacturer: Sharp Microelectronics
• Type: Backlight, White LEDr

Specifications of PQ6CB11X1CP

• Topology: Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1MHz ~ 1.4MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 30V
• Mounting Type: Surface Mount
• Package / Case: 6-SMD
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 250mA
• Internal Switch(s): Yes
• Efficiency: 90%
• Number Of Segments: 6
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Power Dissipation: 350 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 425-2645-2

Block Diagram
Example of application
Electrical Characteristics
Error amplifier
Oscllator
Power switch
Control terminal
Input-output voltage range
Overvoltage detecting level
Overvoltage detecting hysteresis level
Quiescent current
Stand-by current
Efficiency
Reference voltage
FB pin bias current
Oscillation frequency
Maximum duty
Overcurrent detection level
On-resistance
Leakage current
ON-state voltage for control
OFF-state voltage for control
CTRL pin bias current
Parameter
V
V
3.6V
IN
IN
C
IN
2.2μF
C
IN
V
ON/OFF
IN
CTRL
OVP(hys)
L
Symbol
V
V
D
I
OVP
V
I
R
C(OFF)
CTRL
LEAK
V
C(ON)
Iｑ
I
I
V
MAX
SD
REF
fo
FB
I
η
Soft start
circuit
ON
IN
L
IN
4
6
V
SW
Control
Circuit
22μH
(Unless otherwise specified,condition shall be V
2
GND
L
DUTY=70%,Switching current peak
ON/OFF
Circuit
V
V
SW
CTRL
SW
3
5
1
Switching,I
＝28V,V
OSC
PWM CMP.
V
FB
2
O
I
SW
V
Conditions
V
CTRL
3 LEDs
GND
＝250mA
IN
5pin
5pin
D
Σ
＝3V
-
-
-
-
-
-
-
IN
＝0V
Over
voltage
protection
=V
O
D
95mV
＝0mA
ERROR AMP
CTRL
V
O
=0V
R
4.75Ω
set
FB
Rset
20mA
I
O
90.3
MIN.
250
2.7
26
90
IN
1
1
-
-
-
-
-
-
-
-
-
=VCTRL=3.6V,V
0.1μF
C
C
O
O
0.05
TYP.
0.8
0.1
1.2
1.7
28
90
95
30
-
2
-
-
-
-
-
O
=10V,I
MAX.
99.7
100
Sheet No.: OP06061
5.5
1.6
1.4
2.5
0.4
30
50
PQ6CB11X1CP
1
1
-
-
-
-
-
O
=20mA,Ta=25°C)
Unit
MHz
mA
mV
mA
μA
nA
μA
μA
%
%
V
Ω
V
V
V
V