MIC2186BQS Micrel Inc, MIC2186BQS Datasheet - Page 5

IC PWM BST FLYBCK CM 16QSOP

MIC2186BQS

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

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

Related parts for MIC2186BQS