MIC2186BQS Micrel Inc, MIC2186BQS Datasheet - Page 5

• Manufacturer Part Number: MIC2186BQS
• Description: IC PWM BST FLYBCK CM 16QSOP
• Manufacturer: Micrel Inc

Specifications of MIC2186BQS

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 440kHz
• Duty Cycle: 85%
• Voltage - Supply: 2.9 V ~ 14 V
• Buck: No
• Boost: Yes
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 16-QSOP
• Frequency-max: 440kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Characteristics
April 2005
MIC2186
1.2451
1.2449
1.2448
1.2447
1.2446
1.2445
1.2444
1.2443
1.245
3.035
3.030
3.025
3.020
3.015
3.010
3.005
3.000
2.995
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
3.5
2.5
1.5
0.5
0
-40 -20 0
4
3
2
1
0
0
0
0
Input Voltage (PWM Mode)
Temperature (SKIP Mode)
REFERENCE CURRENT (µA)
Quiescent Current vs.
Quiescent Current vs.
vs. Reference Current
2
0.2 0.4 0.6 0.8
20
INPUT VOLTAGE (V
Reference Voltage
TEMPERATURE (°C)
4
Load Current
40
VDD vs.
6
IVDD (mA)
20 40 60 80 100
I
f
Q
S
V
V
I
Q
= 400kHz
60
IN
IN
= I
8 10 12 14 16
= I
A = 5V
P = 12V
V
V
V
V
QVINA
IN
IN
QVINA
IN
IN
P = 12V
P = 12V
V
A = 5V
80 100 120
A = 5V
V
V
IN
IN
IN
DC
P = 12V
+ I
+I
P = 5V
DC
P = 9V
INA
QVINP
QVINP
1
DC
DC
)
DC
DC
1.2
1.2454
1.2452
1.2450
1.2448
1.2446
1.2444
1.2442
1.2440
1.2438
1.2436
3.65
3.55
3.45
3.35
0.85
0.75
0.65
0.55
3.08
3.06
3.04
3.02
3.00
2.98
2.96
2.94
3.6
3.5
3.4
0.9
0.8
0.7
0.6
0.5
-60 -40 -20 0 20 40 60 80 100
-40 -20 0
-60 -40 -20 0 20 40 60 80 100
0
Temperature (PWM Mode)
Input Voltage (SKIP Mode)
V
V
V
IN
IN
IN
Quiescent Current vs.
Quiescent Current vs.
2
P = 12V
A = 5V
P = 5V
INPUT VOLTAGE (V
Reference Voltage
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
vs. Temperature
4
Temperature
V
V
I
Q
IN
IN
DC
DC
VDD vs.
= I
6
DC
A = 5V
P = 12V
20 40 60 80 100
5
QVINA
8 10 12 14 16
V
V
V
IN
IN
DC
IN
+I
V
DC
P = 12V
P = 12V
A = 5V
IN
QVINP
P = 9V
INA
DC
DC
)
DC
DC
1.2452
1.2448
1.2446
1.2444
1.2442
1.245
1.244
3.10
3.05
3.00
2.95
2.90
2.85
2.80
300
250
200
150
100
3.5
2.5
1.5
0.5
50
4
3
2
1
0
0
0
0
0
0
Input Voltage(PWM Mode)
V
V
V
I
Q
IN
IN
IN
Quiescent Current vs.
2
2
= I
2
A = 5V
2
P =12V
P = 12V
INPUT VOLTAGE (V
INPUT VOLTAGE (V
INPUT VOLTAGE (V
Reference Voltage
QVINA
vs. Input Voltage
4
4
Input Voltage
4
4
Ienable vs.
VENABLE (V)
DC
+I
DC
VDD vs.
Venable
6
6
DC
QVINP
6
6
20°C
8 10 12 14 16
8 10 12 14 16
V
V
8
8
IN
IN
P = 12V
P = 12V
10 12 14
10 12 14
200kHz
100kHz
400kHz
INA
INA
INA
–40°C
M9999-042205
85°C
)
)
)
Micrel, Inc.
DC
DC