MM5450BN Micrel Inc, MM5450BN Datasheet - Page 7

• Manufacturer Part Number: MM5450BN
• Description: LED Driver IC
• Manufacturer: Micrel Inc

Specifications of MM5450BN

• Output Current: 2.7mA
• Operating Temperature Range: -40°C To +85°C
• Driver Case Style: DIP
• Device Type: LED
• No. Of Pins: 40
• Mounting Type: Through Hole
• Supply Voltage Min: 4.75V
• Output Current Max: 25mA
• No. Of Segments: 7
• Display Type: LED
• Interface: Serial
• Current - Supply: 10mA
• Voltage - Supply: 4.75 V ~ 11 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Configuration: -
• Digits Or Characters: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant

Typical Performance Characteristics
Typical Applications
RAW DC
Micrel, Inc.
February 2006
> 9 V
Figure 10. Typical Application of Constant Current
LM317
I 19 =
5k
240
7V
1K
Brightness Control
–
LM324
+
Figure 7.
5V
20
1
MM5450
2N2907
1k
PIN 19
I 19
Figure 9.
7
Figure 11. Brightness Control Varying the Duty Cycle
CD4046
(VCO)
5V
MM74HC123
10 µS
LED
Figure 8.
A
J
Q 19
MM5450
MM5450/5451
[phone]
M9999-021606
20
1