MIC2292-34YML TR Micrel Inc, MIC2292-34YML TR Datasheet - Page 3

• Manufacturer Part Number: MIC2292-34YML TR
• Description: IC LED DRIVER WHITE BCKLGT 8-MLF
• Manufacturer: Micrel Inc
• Type: Backlight, White LEDr

Specifications of MIC2292-34YML TR

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1.4MHz ~ 1.8MHz
• Voltage - Supply: 2.5 V ~ 10 V
• Mounting Type: Surface Mount
• Package / Case: 8-MLF®, QFN
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Operating Supply Voltage (typ): 3.3/5/9V
• Number Of Segments: 3
• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Package Type: MLF
• Pin Count: 8
• Mounting: Surface Mount
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 10V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 576-1735-2; MIC2292-34YMLTR; MIC2292-34YMLTR

Absolute Maximum Ratings
Supply Voltage (V
Switch Voltage (V
Enable Pin Voltage (V
FB Voltage (V
Switch Current (I
Ambient Storage Temperature (T
Schottky Reverse Voltage (V
ESD Rating
September 2009
MIC2292/93
Electrical Characteristics
T
Notes:
1. Absolute maximum ratings indicate limits beyond which damage to the component may occur. Electrical specifications do not apply when operating
2. This device is not guaranteed to operate beyond its specified operating ratings.
3. Devices are inherently ESD sensitive. Handling precautions required. Human body model.
4. Specification for packaged product only.
5. I
6. Guaranteed by design.
Symbol
V
V
I
I
V
I
D
I
V
I
V
I
f
V
I
V
T
A
VIN
SD
FB
SW
SW
EN
SW
RD
J
IN
ULVO
FB
MAX
SW
EN
D
OVP
= 25ºC, V
the device outside of its operating ratings. The maximum allowable power dissipation is a function of the maximum junction temperature, T
the junction-to-ambient thermal resistance, θ
die temperature, and the regulator will go into thermal shutdown.
SD
= I
VIN
.
(3)
IN
Parameter
Supply Voltage Range
Under Voltage Lockout
Quiescent Current
Shutdown Current
Feedback Voltage
Feedback Input Current
Line Regulation
Load Regulation
Maximum Duty Cycle
Switch Current Limit
Switch Saturation Voltage
Switch Leakage Current
Enable Threshold
Enable Pin Current
Oscillator Frequency
Schottky Forward Drop
Schottky Leakage Current
Overvoltage Protection
Overtemperature
Threshold Shutdown
FB
= V
............................................................... 2kV
) ............................................................. 6V
SW
EN
SW
IN
) ........................................................ 2A
) ..................................................... 12V
= 3.6V, V
) ......................................–0.3V to 34V
EN
) ................................... –0.3 to V
(6)
OUT
(6)
DA
).................................... 34V
= 15V, I
S
) .......... –65°C to +150°C
(4)
(1)
OUT
JA
Condition
V
V
(±5%)
V
3V ≤ V
5mA ≤ I
I
V
TURN ON
TURN OFF
V
MIC2292
MIC2293
I
V
MIC2292/93-15
MIC2292/93-34
Hysteresis
SW
D
, and the ambient temperature, T
FB
EN
FB
EN
EN
R
= 150mA
= 20mA, unless otherwise noted. Bold values indicate –40ºC ≤ T
= 30V
= 0.5A
> 200mV, (not switching)
= 95mV
= 0V
= 0V, V
= 10V
IN
OUT
≤ 5V
(5)
SW
≤ 20mA
= 10V
IN
3
Operating Ratings
Supply Voltage (V
Output Voltage (V
Junction Temperature Range (T
Package Thermal Impedance
8-lead MLF
A
. The maximum allowable power dissipation will result in excessive
®
(θ
JA
OUT
IN
) ..........................................2.5V to 10V
) ................................................ 93°C/W
1.75
Min
2.5
1.8
1.5
1.4
) .......................................V
90
85
13
30
(2)
-450
0.01
Typ
750
450
150
J
2.1
2.5
0.1
0.5
0.5
1.6
2.0
0.8
95
90
20
14
32
10
) ............ –40°C to +125°C
J
≤ +125ºC.
Max
2.25
100
2.4
0.4
1.8
10
40
16
34
5
1
1
2
5
1
4
M9999-091509
Micrel, Inc.
IN
J
to V
Units
MHz
MHz
(max),
mV
mV
mA
mA
µA
nA
µA
µA
µA
°C
°C
%
%
%
V
V
V
V
V
V
V
OVP