mic3202 Micrel Semiconductor, mic3202 Datasheet - Page 6

• Manufacturer Part Number: mic3202
• Description: High-brightness Led Driver With Integrated Mosfet And High-side Current Sense
• Manufacturer: Micrel Semiconductor

Typical Characteristics (Continued)`
Micrel, Inc.
September 2010
2.0
1.5
1.0
0.5
0.0
250
225
200
175
150
300
250
200
150
100
340
330
320
310
300
50
0
-50
-50
0.0
-50
V
V
I
LED
IN
LED
=V
= 0A
= OPEN
-20
-20
-20
IN
Switching Frequency
= 12V
0.3
SWITCH CURRENT (A)
V
vs. Switch Current
TEMPERATURE (°C)
vs. Temperature
TEMPERATURE (°C)
vs. Temperature
vs. Temperature
IN
TEMPERATURE (°C)
10
Switch Voltage
10
10
Supply Current
V
V
CS Voltage
CS MAX
CS MIN
40
40
0.5
40
70
70
70
V
V
V
V
I
L = 47uH
LED
IN
V
V
I
L = 47uH
LED
LED
0.8
IN
LED
IN
LED
= 12V
= 12V
= 3.5V
100
= 12V
= 1A
= 1A
100
100
= 3.5V
= 3.5V
130
130
130
1.0
290
285
280
275
270
450
400
350
300
250
200
0.4
0.3
0.2
0.1
40
35
30
25
20
0
-50
-50
0.0
-50
V
V
IN
EN
-20
-20
= 12V
-20
= 0V
Enable Bias Current
0.3
Shutdown Current
SWITCH CURRENT (A)
TEMPERATURE (°C)
vs. Switch Current
vs. Temperature
TEMPERATURE (°C)
vs. Temperature
vs. Temperature
TEMPERATURE (°C)
10
10
Switch R
10
Switch R
40
40
0.5
40
6
DSON
DSON
70
70
70
V
V
I
LED
V
I
IN
LED
SW
0.8
V
V
IN
LED
IN
=V
= 0A
= 12V
= 0.2A
= OPEN
100
100
100
= 12V
EN
= 3.5V
= 12V
130
130
130
1.0
50
40
30
20
4.5
4.0
3.5
3.0
5.20
5.10
5.00
4.90
4.80
300
250
200
150
100
50
0
-50
6
0.0
-50
-20
-20
V
14
0.3
Case Temperature
SWITCH CURRENT (A)
IN
TEMPERATURE (°C)
INPUT VOLTAGE (V)
vs. Switch Current
vs. Temperature
TEMPERATURE (°C)
vs. Input Voltage
10
UVLO Threshold
vs. Temperature
Switch Voltage
10
Rising
Falling
V
CC
40
22
40
0.5
Voltage
M9999-091710-A
V
V
V
I
L = 47uH
1oz/3.5 Sq Inch
LED
LED
IN
70
70
LED
= 12V
V
V
I
= 1A
= 3.5V
LED
= 3.5V
IN
LED
30
0.8
V
V
I
L = 47uH
LED
= 12V
= 0A
IN
LED
= OPEN
100
100
= 12V
= 1A
MIC3202
= 3.5V
130
130
38
1.0