MIC38C44ABM Micrel Inc, MIC38C44ABM Datasheet - Page 4
![IC CTRLR PWM CURRENT MODE 8-SOIC](/photos/6/50/65078/576-8-soic_sml.jpg)
MIC38C44ABM
Manufacturer Part Number
MIC38C44ABM
Description
IC CTRLR PWM CURRENT MODE 8-SOIC
Manufacturer
Micrel Inc
Datasheet
1.MIC38C43AYMM.pdf
(9 pages)
Specifications of MIC38C44ABM
Package / Case
8-SOIC (3.9mm Width)
Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
500kHz
Duty Cycle
50%
Voltage - Supply
9 V ~ 20 V
Buck
Yes
Boost
Yes
Flyback
Yes
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
Yes
Operating Temperature
-40°C ~ 85°C
Frequency-max
500kHz
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
14.5V
Leaded Process Compatible
No
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MIC38C44ABM
Manufacturer:
MICREL
Quantity:
25 826
MIC38C42A/43A/44A/45A
Absolute Maximum Ratings
Supply Voltage (V
Switch Supply Voltage (V
Current Sense Voltage (V
Feedback Voltage (V
Output Current (I
Storage Temperature (T
Electrical Characteristics
V
Parameter
Reference Section
Output Voltage
Line Regulation
Load Regulation
Temp. Stability
Total Output Variation
Output Noise Voltage
Long Term Stability
Output Short Circuit
Oscillator Section
Initial Accuracy
Voltage Stability
Temp. Stability
Clock Ramp
Reset Current
Amplitude
Error Amp Section
Input Voltage
Input Bias Current
A
Unity Gain Bandwidth
PSRR
Output Sink Current
Output Source Current
V
V
M9999-042205
DD
VOL
OUT
OUT
= 15V, Note 4; R
High
Low
OUT
DD
T
) .................................................... 20V
) ................................................... 0.5A
FB
= 11.0k; C
) ................................ –0.3V to 5.5V
A
D
) ....................... –65°C to +150°C
ISNS
) .......................................... 20V
) ..................... –0.3V to 5.5V
T
= 3.3nF; –40°C ≤ T
Test Conditions
T
12V ≤ V
1 ≤ I
Note 1
Line, Load, Temp., Note 1
10Hz ≤ f ≤ 10kHz, T
T
T
12 ≤ V
T
T
V
V
V
2 ≤ V
Note 1
12 ≤ V
V
V
V
V
A
A
A
MIN
A
RT/CT
COMP
FB
FB
FB
FB
FB
(Note 6)
= 25°C, I
= 125°C, 1000 hrs., Note 1
= 25°C, Note 5
= 25°C, V
O
= 5.0V
= 2.7V, V
= 2.3V, V
= 2.3V, R
= 2.7V, R
≤ T
O
≤ 20mA
DD
DD
≤ 4V
peak to peak
= 2.5V
DD
A
≤ 18V
≤ 18V
≤ T
≤ 18V, I
O
RT/CT
MAX
COMP
COMP
L
L
= 1mA
= 15k to ground
= 15k to V
, Note 1
A
= 2V, Note 1
O
= 1.1V
= 5V
A
≤ 85°C; unless noted
= 5µA
= 25°C, Note 1
REF
4
Operating Ratings
Junction Temperature (T
Package Thermal Resistance
8-Pin MM8™ (θ
8-Pin SOIC (θ
JA
JA
) ............................................... 170°C/W
) ............................................. 250°C/W
J
) ........................................ 150°C
4.90
4.82
–0.3
Min
–30
7.7
2.4
0.7
47
65
60
2
5
5.00
0.04
2.50
–0.1
Typ
–80
0.2
0.2
8.4
1.9
1.0
6.8
0.1
50
53
90
14
–1
2
1
5
–180
Max
5.10
5.18
2.58
1.0
9.0
1.1
20
25
25
59
–2
Micrel, Inc.
April 2005
mV/°C
Units
%/°C
Vp-p
MHz
kHz
mV
mV
mV
mA
mA
mA
mA
µV
µA
dB
dB
%
V
V
V
V
V