LTC3417A-2 Datasheet, PDF (2/20 Pages) Linear Technology – Dual Synchronous 1.5A/1A 4MHz Step-Down DC/DC Regulator

LTC3417A-2
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V_IN1, V_IN2 Voltages...................................... – 0.3V to 6V
SYNC/MODE, SW1, SW2, RUN1,
RUN2, V_FB1, V_FB2, PHASE, FREQ,
I_TH1, I_TH2 Voltages......... –0.3V to ((V_IN1 or V_IN2)+ 0.3V)
V_IN1 – V_IN2, V_IN2 – V_IN1 .......................................... 0.3V
PGOOD Voltage ........................................... –0.3V to 6V
Operating Temperature Range (Note 2)
LTC3417AE-2 ....................................... –40°C to 85°C
LTC3417AI-2...................................... –40°C to 125°C
Junction Temperature (Notes 7, 8) ...................... 125°C
Storage Temperature Range................... –65°C to 150°C
PIN CONFIGURATION
TOP VIEW
RUN1 1
V_IN1 2
ITH1 3
V_FB1 4
V_FB2 5
I_TH2 6
RUN2 7
V_IN2 8
16 PGND1
15 SW1
14 PHASE
13 GNDA
17
12 FREQ
11 PGOOD
10 SW2
9 SYNC/MODE
DHC PACKAGE
16-LEAD (3mm × 5mm) PLASTIC DFN
T_JMAX = 125°C, θ_JA = 43°C/ W
EXPOSED PAD (PIN 17) IS PGND2/GNDD
MUST BE SOLDERED TO PCB
TOP VIEW
GNDD 1
20 GNDD
RUN1 2
19 PGND1
V_IN1 3
18 SW1
I_TH1 4
V_FB1 5
V_FB2 6
17 PHASE
16 GNDA
21
15 FREQ
I_TH2 7
RUN2 8
14 PGOOD
13 SW2
V_IN2 9
12 SYNC/MODE
PGND2 10
11 PGND2
FE PACKAGE
20-LEAD PLASTIC TSSOP
T_JMAX = 125°C, θ_JA = 38°C/ W
EXPOSED PAD (PIN 21) IS PGND2/GNDD
MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING* PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3417AEDHC-2#PBF
LTC3417AEDHC-2#TRPBF
3417A2
16-Lead (3mm × 5mm) Plastic DFN –40°C to 85°C
LTC3417AIDHC-2#PBF
LTC3417AIDHC-2#TRPBF
3417A2
16-Lead (3mm × 5mm) Plastic DFN –40°C to 125°C
LTC3417AEFE-2#PBF
LTC3417AEFE-2#TRPBF
LTC3417AFE-2 20-Lead Plastic TSSOP
–40°C to 85°C
LTC3417AIFE-2#PBF
LTC3417AIFE-2#TRPBF
LTC3417AFE-2 20-Lead Plastic TSSOP
–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/
3417a2fa
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