DC1194A Linear Technology, DC1194A Datasheet - Page 2

• Manufacturer Part Number: DC1194A
• Description: BOARD EVAL LTM8020
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1194A

• Design Resources: LTM8020 Spice Model LTM8020 Gerber Files DC1194A Design File DC1194A Schematic
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: -
• Voltage - Output: 3.3V
• Current - Output: 200mA
• Voltage - Input: 4.5 ~ 36 V
• Regulator Topology: Buck
• Frequency - Switching: 450kHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM8020
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
LTM8020
(Note 1)
V
ADJ Voltage ................................................................5V
BIAS Voltage .............................................................25V
V
V
Internal Operating Temperature Range .. –40°C to 125°C
Storage Temperature Range .................. –55°C to 125°C
Maximum Solder Temperature .............................. 260°C
temperature range, otherwise specifications are at T
(Note 2)
SYMBOL
V
V
R
I
I
I
I
ΔV
ΔV
ORDER INFORMATION
LEAD FREE FINISH
LTM8020EV#PBF
LTM8020IV#PBF
LTM8020MPV#PBF
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
This product is only offered in trays. For more information go to:
ELECTRICAL CHARACTERISTICS
2
LK
OUT
Q(VIN)
Q(BIAS)
IN
OUT
ADJ(MIN)
OUT
IN
IN
OUT
OUT
, SHDN Voltage ....................................................40V
+ BIAS Voltage ....................................................47V
/V
/V
Voltage .............................................................10V
OUT
OUT
PARAMETER
Input DC Voltage
Output DC Voltage
Minimum Allowable R
Leakage from IN to OUT
Continuous Output DC Current
Quiescent Current into IN
Quiescent Current into BIAS
Line Regulation
Load Regulation
PART MARKING*
LTM8020V
LTM8020V
LTM8020MPV
ADJ
http://www.linear.com/leadfree/
A
= 25°C. V
CONDITIONS
0 < I
(Note 3)
V
5.5V ≤ V
SHDN = 0.2V, BIAS Open
BIAS = 3V, Not Switching
BIAS = 0V, Not Switching
SHDN = 0.2V, BIAS = 0V
BIAS = 3V, Not Switching
BIAS = 0V, Not Switching
5V ≤ V
V
http://www.linear.com/packaging/
SHDN
IN
The
= 24V, 0 ≤ I
OUT
IN
= 0V, BIAS = 0V
PACKAGE DESCRIPTION
21-Lead (6.25mm × 6.25mm)
21-Lead (6.25mm × 6.25mm)
21-Lead (6.25mm × 6.25mm)
l
≤ 200mA; 167kΩ < R
IN
IN
≤ 36V, I
denotes the specifications which apply over the full operating
≤ 36V, R
= 10V, V
OUT
PIN CONFIGURATION
OUT
≤ 200mA, V
ADJ
= 200mA, R
SHDN
= 301k, V
= 10V, V
ADJ
OUT
V
θ
ADJ
O
OUT
JA
V
< ∞
= 3.3V
IN
= 3.3V
DERIVED FROM 5cm × 5cm PCB WITH 4 LAYERS
BIAS
21-LEAD (6.25mm 6.25mm 2.32mm)
Open
5
4
3
2
1
T
= 3V, External C
A
JMAX
l
l
l
= 125°C, θ
SHDN
B
WEIGHT = 0.25g
BIAS
LGA PACKAGE
TOP VIEW
TEMPERATURE RANGE (Note 2)
–40°C to 85°C
–40°C to 85°C
–55°C to 125°C
MIN
C
163
1.2
4
0
JA
= 23.1°C/W
D
IN
= 2.2μF , C
TYP
1.2
10
35
25
E
1
2
GND
ADJ
OUT
MAX
200
0.5
1.5
36
18
50
60
5
6
1
= 4.7μF .
UNITS
8020fd
mA
kΩ
μA
μA
μA
μA
μA
μA
μA
%
%
V
V