Datasheet
LTC2758
2
2758fa
For more information www.linear.com/LTC2758
ABSOLUTE MAXIMUM RATINGS
I
OUT1X
, I
OUT2X
to GND ............................................±0.3V
R
INX
, R
COMX
, REFX, R
FBX
, R
OFSX
, V
OSADJX
,
GE
ADJX
to GND ....................................................... ±18V
V
DD
to GND ..................................................–0.3V to 7V
Digital Inputs to GND
................................... –0.3V to 7V
Digital Outputs to GND
.....–0.3V to V
DD
+0.3V (max 7V)
Operating Temperature Range
LTC2758C ................................................ 0°C to 70°C
LTC2758I .............................................–40°C to 85°C
Maximum Junction Temperature
.......................... 150°C
Storage Temperature Range
..................–65°C to 150°C
Lead Temperature (Soldering, 10 sec)
...................300°C
ORDER INFORMATION
LEAD FREE FINISH PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2758BCLX#PBF LTC2758LX 48-Lead (7mm × 7mm) Plastic LQFP 0°C to 70°C
LTC2758BILX#PBF LTC2758LX 48-Lead (7mm × 7mm) Plastic LQFP –40°C to 85°C
LTC2758ACLX#PBF LTC2758LX 48-Lead (7mm × 7mm) Plastic LQFP 0°C to 70°C
LTC2758AILX#PBF LTC2758LX 48-Lead (7mm × 7mm) Plastic LQFP –40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
This product is only offered in trays. For more information go to: http://www.linear.com/packaging/
PIN CONFIGURATION
(Notes 1, 2)
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
REF A
REF A
R
COMA
GE
ADJA
R
INA
R
INA
GND
I
OUT2AS
I
OUT2AF
GND
CS/LD
SDI
13
14
15
16
17
18
19
20
21
22
23
24
SCK
SRO
GND
V
DD
GND
GND
CLR
RFLAG
DNC
M-SPAN
S0
S1
48
47
46
45
44
43
42
41
40
39
38
37
R
OFSA
R
OFSA
R
FBA
R
FBA
I
OUT1A
V
OSADJA
V
OSADJB
I
OUT1B
R
FBB
R
FBB
R
OFSB
R
OFSB
REF B
REF B
R
COMB
GE
ADJB
R
INB
R
INB
GND
I
OUT2BS
I
OUT2BF
GND
LDAC
S2
TOP VIEW
LX PACKAGE
48-LEAD (7mm × 7mm) PLASTIC LQFP
T
JMAX
= 150°C, θ
JA
= 53°C/W