LT8500
2
8500f
pin conFiguraTion
absoluTe MaxiMuM raTings
VCC............................................................... –0.3V to 6V
SDI, SCKI, PWMCK, OPENLED,
LDIBLANK......... –0.3V to Lesser of 6V and (VCC + 0.3V)
Operating Junction Temperature Range
(Note 2).................................................. –40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
(Note 1)
19 20 21 22
TOP VIEW
57
GND
UHH PACKAGE
56-LEAD (5mm × 9mm) PLASTIC QFN
23 24 25 26 27 28
56 55 54 53 52 51 50 49 48 47
39
40
41
42
43
44
45
46
8
7
6
5
4
3
2
1
PWM1
PWM24
PWM23
PWM22
PWM21
PWM28
PWM27
PWM26
PWM25
PWM32
PWM31
PWM30
PWM29
PWM20
PWM19
PWM18
PWM17
PWM40
PWM12
PWM5
PWM6
PWM7
PWM8
LDIBLANK
SDI
PWMCK
SCKO
VCC
SCKI
SDO
OPENLED
PWM33
PWM34
PWM35
PWM36
PWM45
PWM2
PWM3
PWM4
PWM13
PWM14
PWM15
PWM16
PWM9
PWM10
PWM11
PWM39
PWM38
PWM37
PWM44
PWM43
PWM42
PWM41
PWM48
PWM47
PWM46
38
37
36
35
34
33
32
31
30
29
9
10
11
12
13
14
15
16
17
18
TJMAX = 125°C, θJA = 35°C/W, θJC = 5°C/W
EXPOSED PAD (PIN 57) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT8500EUHH#PBF
LT8500EUHH#TRPBF
8500
56-Lead (5mm × 9mm) Plastic QFN
–40°C to 125°C
LT8500IUHH#PBF
LT8500IUHH#TRPBF
8500
56-Lead (5mm × 9mm) Plastic QFN
–40°C to 125°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/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/