MIC2169BMM TR Micrel Inc, MIC2169BMM TR Datasheet - Page 5

• Manufacturer Part Number: MIC2169BMM TR
• Description: IC CTRLR PWM SYNC BUCK 10-MSOP
• Manufacturer: Micrel Inc

Specifications of MIC2169BMM TR

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 550kHz
• Duty Cycle: 92%
• Voltage - Supply: 3 V ~ 14.5 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Frequency-max: 550kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MIC2169BMMTR; MIC2169BMMTR

Typical Characteristics
V
March 2009
IN
= 5V
0.806
0.804
0.802
0.800
0.798
0.796
0.794
0.792
2.9
2.7
2.5
2.3
2.1
1.9
1.7
1.5
1.3
1.1
0.9
0.7
0.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4
3
2
1
0
-40 -20 0 20 40 60 80 100120140
-60 -30
-60 -30
0
PWM Mode Supply Current
Top MOSFET = Si4800
Current Limit Foldback
R
V
CS
V
DD
FB
vs. Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
2
= 1kΩ
vs. Temperature
0
0
Line Regulation
vs. Temperature
I
4
30
LOAD
30
60
60
(A)
6
90 120 150
90 120 150
8
10
550
540
530
520
510
500
490
480
470
460
450
260
240
220
200
180
160
140
120
100
2.0
1.5
1.0
0.5
6
5
4
3
2
1
0
-60 -30
-60 -30
0
0
PWM Mode Supply Current
Overcurrent Trip Point
Oscillator Frequency
V
SUPPLY VOLTAGE (V)
vs. Supply Voltage
DD
vs. Temperature
vs. Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
Line Regulation
5
5
30
30
5
V
IN
(V)
60
60
10
10
90 120 150
90 120 150
15
15
0.8010
0.8005
0.8000
0.7995
0.7990
0.7985
0.7980
5.02
5.00
4.98
4.96
4.94
4.92
4.90
-0.5
-1.0
-1.5
1.5
1.0
0.5
0
0
0
0
V
Oscillator Frequency
V
DD
5
vs. Supply Voltage
LOAD CURRENT (mA)
FB
Load Regulation
Line Regulation
10
5
5
V
V
IN
IN
15
(V)
(V)
20
10
10
M9999-032409
25
15
30
15