LTC4222
2
4222fb
ABSOLUTE MAXIMUM RATINGS
Supply Voltages (V
DDn
) ..............................0.3V to 35V
Supply Voltage (INTV
CC
) ...........................0.3V to 6.5V
Input Voltages
GATEn SOURCEn (Note 3) ....................0.3V to 5V
SENSE
+
n ..........................V
DDn
6.5V to V
DDn
+ 0.3V
SENSE
n .............................0.3V to SENSE
+
n + 0.3V
SOURCEn .................................................. 5V to 35V
UVn .....................................0.3V to SENSE
+
n + 0.3V
ENn, FBn, ON, OVn ................................0.3V to 12V
ADR0-2, TIMER, SS ...............0.3V to INTV
CC
+ 0.3V
(Notes 1, 2)
32
31
30
29
28
27
26
25
9
10
11
12
TOP VIEW
UH PACKAGE
32-LEAD (5mm ?5mm) PLASTIC QFN
13
14
15
16
17
33
18
19
20
21
22
23
24
8
7
6
5
4
3
2
1
SS
CONFIG
INTV
CC
GND
ADR0
ADR1
ADR2
TIMER
EN1
ADIN1
ON
ALERT
SCL
SDA
ADIN2
EN2
T
JMAX
= 125癈, ?/DIV>
JA
= 34癈/W
EXPOSED PAD (PIN 33), PCB GND CONNECTION OPTIONAL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
TOP VIEW
G PACKAGE
36-LEAD PLASTIC SSOP
36
25
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
SENSE1
SENSE1
+
V
DD1
UV1
OV1
SS
CONFIG
INTV
CC
GND
ADR0
ADR1
ADR2
TIMER
OV2
UV2
V
DD2
SENSE2
+
SENSE2
GATE1
SOURCE1
FB1
GPIO1
EN1
ADIN1
ON1
ON2
ALERT
SCL
SDAI
SDAO
ADIN2
EN2
GPIO2
FB2
SOURCE2
GATE2
T
JMAX
= 125癈, ?/DIV>
JA
= 95癈/W
PIN CONFIGURATION
ORDER INFORMATION
ADINn, CONFIG ......................................0.3V to 12V
ALERT, SCL, SDA, SDAI, SDAO ............0.3V to 6.5V
Output Voltages
GATEn, GPIOn ........................................0.3V to 35V
Operating Temperature Range
LTC4222C ................................................0癈 to 70癈
LTC4222I..............................................40癈 to 85癈
Storage Temperature Range ...................65癈 to 150癈
Lead Temperature (Soldering, 10 sec)
SSOP ................................................................300癈
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4222CG#PBF
LTC4222CG#TRPBF
LTC4222CG
36-Lead Plastic SSOP
0癈 to 70癈
LTC4222IG#PBF
LTC4222IG#TRPBF
LTC4222IG
36-Lead Plastic SSOP
40癈 to 85癈
LTC4222CUH#PBF
LTC4222CUH#TRPBF
LTC4222
32-Lead (5mm ?5mm) Plastic QFN
0癈 to 70癈
LTC4222IUH#PBF
LTC4222IUH#TRPBF
LTC4222
32-Lead (5mm ?5mm) Plastic QFN
40癈 to 85癈
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/
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