MIC2186BM Micrel Inc, MIC2186BM Datasheet - Page 3

• Manufacturer Part Number: MIC2186BM
• Description: IC PWM BST FLYBCK CM 16SOIC
• Manufacturer: Micrel Inc

Specifications of MIC2186BM

• 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-SOIC (3.9mm Width)
• Frequency-max: 440kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Absolute Maximum Ratings (Note 1)
Supply Voltage (V
Digital Supply Voltage (V
SKIP Pin Voltage (V
Max Duty Cycle Pin Voltage (V
Frequency Divider Pin Voltage (V
Sync Pin Voltage (V
Comp Pin Voltage (V
Feedback Pin Voltage (V
Enable Pin Voltage (V
Current Sense Voltage (V
Power Dissipation (P
Ambient Storage Temp ............................ –65°C to +150°C
ESD Rating (Note 3)
Electrical Characteristics
V
indicate –40°C < T
Parameter
Regulation
Feedback Voltage Reference
Feedback Bias Current
Output Voltage Line Regulation
Output Voltage Load Regulation
Input & V
V
V
V
Shutdown Quiescent Current
Digital Supply Voltage (VDD)
Digital Supply Load Regulation
Undervoltage Lockout
Reference Output (V
Reference Voltage
Reference Voltage Line
Regulation
Reference Voltage Load
Regulation
April 2005
MIC2186
IN
IN
IN
IN
A = 5V, V
A Input Current, PWM mode
P Input Current, PWM mode
A Input Current, SKIP mode
16 lead SOP .............................. 400mW @ T
16 lead QSOP ........................... 245mW @ T
DD
IN
Supply
P = V
J
< +125°C.
IN
OUT
REF
A, V
SYNC
SKIP
D
COMP
EN/UVLO
)
= 12V, SKIP = 0V, FREQ/2 = 0V, HiDC = 3V, V
)
IN
) ................................. –0.3V to 7V
DD
FB
) ................................ –0.3V to 7V
CSH
P) ......................................... 15V
) .............................. –0.3V to 3V
) ............................ –0.3V to 3V
) ........................................... 7V
) ......................... –0.3V to 1V
) ...................... –0.3V to 15V
HIDC
Condition
(±1%)
(±2%)
3V ≤ V
3V ≤ V
0mV ≤ CSH ≤ 75mV
V
V
V
VEN/UVLO = 0V; (I
I
I
V
V
(±1.5%)
(±2.5%)
5V < VinA < 9V
0 < I
L
L
FREQ/2
SKIP
SKIP
SKIP
DD
DD
= 0
= 0 to 0.5mA
) ................ –0.3V to 7V
REF
upper threshold (turn on threshold)
lower threshold (turn off threshold)
= 0V
= 0V (excluding external MOSFET gate current)
= 5V
IN
IN
) ........ –0.3V to 7V
A ≤ 9V; 0mV ≤ CSH ≤ 75mV; (±3%)
A ≤ 9V
< 100µA
VINA
A
A
= 85°C
= 85°C
+ I
VINP
3
)
Operating Ratings (Note 2)
Supply Voltage (V
Operating Ambient Temperature ......... –40°C ≤ T
Junction Temperature ....................... –40°C ≤ T
PackageThermal Resistance
CSH
θ
θ
JA
JA
= 0V, T
16-lead SOP ............................................... 100°C/W
16-lead QSOP ............................................. 163°C/W
J
= 25°C, unless otherwise specified. Bold values
IN
A, V
IN
P) ........................ +2.9V to +14V
1.233
1.220
1.208
1.226
1.213
2.82
Min
2.9
1.245
1.245
+0.08
1.245
–1.2
0.03
2.75
2.65
Typ
0.7
2.8
0.6
0.5
3.0
50
2
1
1.258
1.270
1.282
1.264
1.276
Max
3.18
M9999-042205
5
J
Micrel, Inc.
A
≤ +125°C
≤ +85°C
Units
% / V
mA
mA
mA
mV
mV
nA
µA
%
V
V
V
V
V
V
V
V
V