LT3482 LINER [Linear Technology], LT3482 Datasheet - Page 2

• Manufacturer Part Number: LT3482
• Description: 90V Boost DC/DC Converter with APD Current Monitor
• Manufacturer: LINER [Linear Technology]

ABSOLUTE AXI U RATI GS
LT3482
(Note 1)
Input Voltage (V
V
V
FB Voltage ...................................................................5V
SHDN, f
MON Voltage .............................................................12V
Operating Temperature Range
(Note 2) .................................................... –40°C to 85°C
Maximum Junction Temperature .......................... 125°C
Storage Temperature Range ................... –65°C to 125°C
ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
PARAMETER
Minimum Operating Voltage
Maximum Operating Voltage
Feedback Voltage
Feedback Line Regulation
FB Pin Bias Current
Supply Current
Switching Frequency
Maximum Duty Cycle
Switch Current Limit
Switch V
Switch Leakage Current
Schottky Forward Voltage
Schottky Reverse Leakage
SHDN Voltage High
LEAD FREE FINISH
LT3482EUD#PBF
LT3482IUD#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
For more information on lead free parts, go to:
For more information on tape and reel specifi cations, go to:
2
OUT1
OUT2
, SW Voltage ....................................................48V
, PUMP, MONIN, APD Voltage ..........................90V
CESAT
SET
, CTRL Voltage .........................................16V
IN
W
) ....................................................16V
TAPE AND REEL
LT3482EUD#TRPBF
LT3482IUD#TRPBF
W W
http://www.linear.com/leadfree/
CONDITIONS
CTRL = 1.5V
FB = 1.3V, Not Switching
V
f
f
f
I
SW = 5V
I
V
SET
SET
SET
SW
SCHOTTKY
⎯ S ⎯ H ⎯ D ⎯ N
OUT1
PART MARKING*
LCFG
LCFG
U
= 150mA
= 0V
= 2V
= 0V
http://www.linear.com/tapeandreel/
A
– SW = 50V
= 0
= 25°C. V
= 150mA
The
●
IN
denotes the specifi cations which apply over the full operating
= 3V, V
PIN CONFIGURATION
⎯ S ⎯ H ⎯ D ⎯ N
PACKAGE DESCRIPTION
16-Lead (3mm × 3mm) Plastic QFN
16-Lead (3mm × 3mm) Plastic QFN
= 3V unless otherwise noted.
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
T
MONIN
JMAX
V
16-LEAD (3mm × 3mm) PLASTIC QFN
OUT2
APD
NC
= 125°C, θ
1
2
3
4
●
●
16 15 14 13
5
UD PACKAGE
JA
TOP VIEW
= 68°C/W, θ
6
1.215
1.200
MIN
580
280
17
2.5
1.0
1.5
95
7
8
JC
12
11
10
9
1.235
0.025
= 4.2°C/W
TYP
650
360
130
880
3.3
0.1
1.1
TEMPERATURE RANGE
0°C to 85°C
–40°C to 125°C
30
SHDN
V
GND
GND
IN
1.255
1.260
MAX
0.07
100
750
420
220
4.0
0.5
1.3
16
2
5
UNITS
3482fa
MHz
%/V
kHz
mA
mA
mV
mV
nA
µA
µA
µA
%
V
V
V
V
V