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MIC2292 Datasheet(PDF) 4 Page - Micrel Semiconductor

Part No. MIC2292
Description  High Frequency PWM White LED Drivers with Internal Schottky Diode and OVP
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Maker  MICREL [Micrel Semiconductor]
Homepage  http://www.micrel.com
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MIC2292 Datasheet(HTML) 4 Page - Micrel Semiconductor

   
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MIC2292/93
Micrel
M9999-081104
4
August, 2004
Typical Characteristics
0
0.2
0.4
0.6
0.8
1
1.2
1.4
-40 -20
0
20
40
60
80 100
TEMPERATURE (
°C)
Switch Frequency
vs. Temperature
0
100
200
300
400
500
600
700
SCHOTTKY FORWARD VOLTAGE DROP (mV)
Schottky Forward
Voltage Drop
0
0.5
1
1.5
2
2.5
30
40
50
60
70
80
90 100
TEMPERATURE (
°C)
Schottky Reverse
Leakage Current
V
R = 25V
V
R = 10V
V
R = 16V
300
350
400
450
500
550
-40
0
40
80
120
TEMPERATURE (
°C)
Saturation Voltage
vs. Temperature
I
SW = 500mA
0
100
200
300
400
500
600
0
100
200
300
400
500
I
SW (mA)
Switch Saturation Voltage
vs. Current
V
IN = 2.5V
V
IN = 5V
0
5
10
15
20
25
30
35
40
45
50
-50
0
50
100
TEMPERATURE (
°C)
EN Pin Bias Current
vs. Temperature
I
EN
= 4.2V
I
EN
= 3.6V
I
EN = 3.0V
IEN = 10V
600
650
700
750
800
850
900
-40
0
40
80
120
TEMPERATURE (
°C)
Current Limit
vs. Temperature
V
IN
= 2.5V
90
91
92
93
94
95
96
97
98
99
100
02468
10
12
V
IN (V)
Feedback Voltage
vs. Input Voltage
0
1
2
3
4
5
02468
10
12
V
IN (V)
Shutdown Current
vs. Input Voltage
0
1
2
3
4
5
02468
10
12
V
IN (V)
Quiescent Current
vs. Input Voltage
0
0.4
0.8
1.2
1.6
2
-40
0
40
80
120
TEMPERATURE (¡C)
Switch Frequency
vs. Temperature


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