LTC3890EGN-1#TRPBF Linear Technology, LTC3890EGN-1#TRPBF Datasheet - Page 2

• Manufacturer Part Number: LTC3890EGN-1#TRPBF
• Description: IC BUCK SYNC ADJ DUAL 28SSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3890EGN-1#TRPBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 24 V
• Frequency - Switching: 350kHz ~ 535kHz
• Voltage - Input: 4 ~ 60 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Power - Output: -

ABSOLUTE MAXIMUM RATINGS
LTC3890-1
Input Supply Voltage (V
Topside Driver Voltages
Switch Voltage (SW1, SW2) ......................... –5V to 65V
(BOOST1-SW1), (BOOST2-SW2) ................ –0.3V to 6V
RUN1, RUN2 ............................................... –0.3V to 8V
Maximum Current Sourced into Pin
from Source >8V ...................................................100μA
SENSE1
SENSE2
PLLIN/MODE Voltage ................................... –0.3V to 6V
FREQ Voltage ........................................ –0.3V to INTV
EXTV
ITH1, ITH2, V
PGOOD1 Voltage ......................................... –0.3V to 6V
TRACK/SS1, TRACK/SS2 Voltages ............. –0.3V to 6V
Operating Junction Temperature Range (Notes 2, 3)
Storage Temperature Range .................. –65°C to 150°C
ORDER INFORMATION
LEAD FREE FINISH
LTC3890EGN-1#PBF
LTC3890IGN-1#PBF
LTC3890HGN-1#PBF
LTC3890MPGN-1#PBF
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:
For more information on tape and reel specifications, go to:
(Note 1)
2
BOOST1, BOOST2 ..................................–0.3V to 71V
LTC3890E-1, LTC3890I-1 ................... –40°C to 125°C
LTC3890H-1 ....................................... –40°C to 150°C
LTC3890MP-1 .................................... –55°C to 150°C
CC
+
–
, SENSE2
..................................................... –0.3V to 14V
Voltages ..................................... –0.3V to 28V
FB1
, V
+
FB2
, SENSE1
TAPE AND REEL
LTC3890EGN-1#TRPBF
LTC3890IGN-1#TRPBF
LTC3890HGN-1#TRPBF
LTC3890MPGN-1#TRPBF
Voltages ................... –0.3V to 6V
IN
) ......................... –0.3V to 65V
–
http://www.linear.com/leadfree/
http://www.linear.com/tapeandreel/
PART MARKING*
LTC3890GN-1
LTC3890GN-1
LTC3890GN-1
LTC3890GN-1
CC
PIN CONFIGURATION
PACKAGE DESCRIPTION
28-Lead Plastic SSOP
28-Lead Plastic SSOP
28-Lead Plastic SSOP
28-Lead Plastic SSOP
PLLIN/MODE
TRACK/SS2
SENSE1
SENSE1
SENSE2
SENSE2
SGND
RUN1
RUN2
FREQ
ITH1
V
V
ITH2
FB1
FB2
+
–
–
+
T
JMAX
28-LEAD PLASTIC SSOP
10
11
12
13
14
1
2
3
4
5
6
7
8
9
= 150°C, θ
GN PACKAGE
TOP VIEW
JA
= 90°C/W
28
27
26
25
24
23
22
21
20
19
18
17
16
15
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
–55°C to 150°C
TRACK/SS1
PGOOD1
TG1
SW1
BOOST1
BG1
V
PGND
EXTV
INTV
BG2
BOOST2
SW2
TG2
IN
CC
CC
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