LTC3407AIDD Datasheet, PDF (2/16 Pages) Linear Integrated Systems – Dual Synchronous, 600mA, 1.5MHz Step-Down DC/DC Regulator

LTC3407
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V_IN Voltages .................................................– 0.3V to 6V
V_FB1, V_FB2 Voltages .......................... –0.3V to V_IN + 0.3V
RUN1, RUN2 Voltages .................................–0.3V to V_IN
MODE/SYNC Voltage........................ –0.3V to V_IN + 0.3V
SW1, SW2 Voltage........................... –0.3V to V_IN + 0.3V
POR Voltage................................................. –0.3V to 6V
Ambient Operating Temperature
Range (Note 2) .................................... –40°C to 85°C
Junction Temperature (Note 5) ............................. 125°C
Storage Temperature Range
LTC3407EMSE ...................................– 65°C to 150°C
LTC3407EDD...................................... –65°C to 125°C
Lead Temperature (Soldering, 10 sec)
LTC3407EMSE only........................................... 300°C
PIN CONFIGURATION
TOP VIEW
V_FB1 1
RUN1 2
V_{IN 3}
SW1 ₄
GND ₅
10 V_FB2
9 RUN2
11
8 POR
7 SW2
6 MODE/
SYNC
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
T_JMAX = 125°C, θ_JA = 45°C/W, θ_JC = 10°C/W
EXPOSED PAD IS PGND (PIN 11) MUST BE CONNECTED TO GND
TOP VIEW
V_FB1 1
10 V_FB2
RUN1 2
9 RUN2
V_IN 3
11
8 POR
SW1 4
7 SW2
GND 5
6 ^MODE/
SYNC
MSE PACKAGE
10-LEAD PLASTIC MSOP
T_JMAX = 125°C, θ_JA = 45°C/W, θ_JC = 10°C/W
EXPOSED PAD IS PGND (PIN 11) MUST BE CONNECTED TO GND
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC3407EDD#PBF
LTC3407EDD#TRPBF LAGK
10-Lead (3mm × 3mm) Plastic DFN
LTC3407EMSE#PBF
LTC3407EMSE#TRPBF LTABA
10-Lead (3mm × 3mm) Plastic MSOP
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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/
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T_A = 25°C. V_IN = 3.6V, unless otherwise specified. (Note 2)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP MAX
V_IN
Operating Voltage Range
● 2.5
5.5
I_FB
Feedback Pin Input Current
●
30
V_FB
Feedback Voltage (Note 3)
0°C ≤ T_A ≤ 85°C
–40°C ≤ T_A ≤ 85°C
0.588
● 0.585
0.6 0.612
0.6 0.612
ΔV_{LINE REG}
Reference Voltage Line Regulation
V_IN = 2.5V to 5.5V (Note 3)
0.3
0.5
ΔV_{LOAD REG}
Output Voltage Load Regulation
(Note 3)
0.5
UNITS
V
nA
V
V
%/V
%
3407fa
2