MIC2292C-15YML TR Micrel Inc, MIC2292C-15YML TR Datasheet - Page 4

• Manufacturer Part Number: MIC2292C-15YML TR
• Description: 1.6MHz White LED Driver W/ 15V OVP 10% Accuracy
• Manufacturer: Micrel Inc
• Type: Backlight, White LEDr

Specifications of MIC2292C-15YML 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3079-2

Typical Characteristics
Micrel, Inc.
September 2009
SCHOTTKY FORWARD VOLTAGE DROP (mV)
700
600
500
400
300
200
100
0
5
4
3
2
1
0
86
81
76
71
66
61
56
51
46
41
36
83
78
73
68
63
58
53
48
02468
0 2 4 6 8 10 12 14 16 18 20
0 2 4 6 8 10 12 14 16 18 20
MIC2292C 3 Series LED
Schottky Forward
Quiescent Current
MIC2293C 6 Series
Voltage Drop
vs. Input Current
V
LED Efficiency
V
I N
I N
= 4 . 2 V
Efficiency
V
= 4 . 2 V
I N
I
I
LED
OUT
V
= 3 . 6 V
V
IN
I N
(mA)
V
(mA)
(V)
= 3 . 6 V
I N
= 3 . 0 V
L = 1 0 µ H
L = 1 0 µ H
C
C
V
I N
O U T
O U T
= 3 . 0 V
= 1 µ F
= 1 µ F
10
12
1.4
1.2
1.0
0.8
0.6
0.4
0.2
2.5
1.5
0.5
100
86
81
76
71
66
61
56
51
46
41
36
99
98
97
96
95
94
93
92
91
90
-40 -20
0
2
1
0
30 40 50 60 70 80 90 100
0 2 4 6 8 10 12 14 16 18 20
02468
MIC2293C 3 Series LED
Switch Frequency
Schottky Reverse
TEMPERATURE (°C)
Leakage Current
V
TEMPERATURE (°C)
vs. Temperature
Feedback Voltage
R
vs. Input Voltage
V
V
02
I N
= 25V
R
Efficiency
V
V
= 4 . 2 V
= 16V
I N
I
R
LED
4
04 06 08 0 100
= 3 . 6 V
= 10V
V
IN
(mA)
(V)
L = 1 0 µ H
C
V
I N
O U T
= 3 . 0 V
= 1 µ F
10
12
550
500
450
400
350
300
50
45
40
35
30
25
20
15
10
-50
5
0
83
78
73
68
63
58
53
48
5
4
3
2
1
0
-40
02468
0 2 4 6 8 10 12 14 16 18 20
I
I
I
EN
EN
EN
EN Pin Bias Current
= 10V
= 4.2V
= 3.0V
V
I N
Saturation Voltage
Shutdown Voltage
MIC2292C 6 Series
TEMPERATURE (°C)
vs. Temperature
TEMPERATURE (°C)
vs. Input Voltage
vs. Temperature
= 4 . 2 V
04
LED Efficiency
05
I
LED
I
V
EN
V
I N
IN
V
08
I
(mA)
= 3.6V
= 3 . 6 V
SW
I N
(V)
M9999-091509-A
= 3 . 0 V
MIC2292/93C
= 500mA
L = 1 0 µ H
0
C
O U T
0
= 1 µ F
10
100
120
12