ltc3824 Linear Technology Corporation, ltc3824 Datasheet - Page 2

• Manufacturer Part Number: ltc3824
• Description: High Voltage Step-down Controller With 40?a Quiescent Current
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
LTC3824
(Note 1)
V
SS, R
V
SYNC/MODE ...............................................................6V
V
Maximum Temperatures (Note 2)
LTC3824E ................................................. –40°C to 85°C
LTC3824I ................................................ –40°C to 125°C
Storage Temperature Range ..................... –65° to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
LEAD FREE FINISH
LTC3824EMSE#PBF
LTC3824IMSE#PBF
LEAD BASED FINISH
LTC3824EMSE
LTC3824IMSE
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
otherwise specifi ed.
PARAMETER
Supply Voltage (V
Supply Current (I
Supply Current (I
Supply Current in Shutdown
VOLTAGE AMPLIFIER gm
Reference Voltage (V
Transconductance
FB Input Current
V
V
V
V
2
C
C
C
C
CC
C
CC
High
Low
Source Current
Sink Current
...............................................................................3V
– V
...........................................................................65V
SET
SENSE
, V
FB
VCC
VCC
CC
..............................................................4V
..............................................................1V
)
)
) Burst Mode Operation
REF
)
TAPE AND REEL
LTC3824EMSE#TRPBF
LTC3824IMSE#TRPBF
TAPE AND REEL
LTC3824EMSE#TR
LTC3824IMSE#TR
CONDITIONS
V
V
V
V
V
V
I
I
V
V
VC
VC
C
SYNC
CC
C
C
FB
VC
VC
≤ 0.4V (Switching Off), V
≤ 25mV, V
= 0.8V, ΔI
http://www.linear.com/leadfree/
= 0
= 0
= V
= 0.5V to 1.3V, V
= 0.7V to 1.3V, V
≤ 60V
PART MARKING
LTBRZ
LTCGZ
PART MARKING
LTBRZ
LTCGZ
= 0V (Burst Mode Operation Disable)
REF
http://www.linear.com/tapeandreel/
A
= 25°C. V
VC
CC
= ±2μA
≤ 60V
The
FB
FB
l
CC
= V
= V
denotes the specifi cations which apply over the full operating
= 12V, R
REF
REF
CC
PIN CONFIGURATION
–100μV (V
+100μV (V
≤ 60V
PACKAGE DESCRIPTION
10-Lead Plastic MSOP
10-Lead Plastic MSOP
PACKAGE DESCRIPTION
10-Lead Plastic MSOP
10-Lead Plastic MSOP
SET
= 392k, C
SYNC
SYNC
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
SYNC/MODE
= 0V)
= 0V)
CAP
T
JMAX
R
GND
V
SET
V
FB
= 0.1μF . No load on any outputs, unless
C
= 125°C, θ
10-LEAD PLASTIC MSOP
1
2
3
4
5
MSE PACKAGE
TOP VIEW
●
●
●
JA
= 43°C/W, θ
11
0.792
0.788
MIN
220
4
JC
10
9
8
7
6
= 3°C/W
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
0.35
TYP
260
0.8
0.8
1.6
CAP
GATE
V
SENSE
SS
40
25
10
15
15
CC
0.808
0.812
MAX
370
1.3
0.5
60
65
30
UNITS
μmho
3824fb
mA
μA
μA
nA
μA
μA
V
V
V
V
V