EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
*ADJ FOR LTC3025-1, SENSE FOR LTC3025-2, LTC3025-3, LTC3025-4
orDer inForMaTion
LEAD FREE FINISH
LTC3025EDC-1#PBF
LTC3025IDC-1#PBF
LTC3025EDC-2#PBF
LTC3025IDC-2#PBF
LTC3025EDC-3#PBF
LTC3025IDC-3#PBF
LTC3025EDC-4#PBF
LTC3025IDC-4#PBF
LEAD BASED FINISH
LTC3025EDC-1
LTC3025IDC-1
LTC3025EDC-2
LTC3025IDC-2
LTC3025EDC-3
LTC3025IDC-3
LTC3025EDC-4
LTC3025IDC-4
TAPE AND REEL
LTC3025EDC-1#TRPBF
LTC3025IDC-1#TRPBF
LTC3025EDC-2#TRPBF
LTC3025IDC-2#TRPBF
LTC3025EDC-3#TRPBF
LTC3025IDC-3#TRPBF
LTC3025EDC-4#TRPBF
LTC3025IDC-4#TRPBF
TAPE AND REEL
LTC3025EDC-1#TR
LTC3025IDC-1#TR
LTC3025EDC-2#TR
LTC3025IDC-2#TR
LTC3025EDC-3#TR
LTC3025IDC-3#TR
LTC3025EDC-4#TR
LTC3025IDC-4#TR
PART MARKING*
LDDW
LDDW
LDMK
LDMK
LDQS
LDQS
LDPQ
LDPQ
PART MARKING*
LDDW
LDDW
LDMK
LDMK
LDQS
LDQS
LDPQ
LDPQ
PACKAGE DESCRIPTION
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
PACKAGE DESCRIPTION
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–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.
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/
30251234ff
2
LTC3025-1/LTC3025-2/
LTC3025-3/LTC3025-4
elecTrical characTerisTics
PARAMETER
V
IN
Operating Voltage (Note 4)
CONDITIONS
LTC3025-1
LTC3025-2
LTC3025-3
LTC3025-4
V
BIAS
Operating Voltage (Note 4)
LTC3025-1
LTC3025-2
LTC3025-3
LTC3025-4
V
BIAS
Undervoltage Lockout
V
IN
Operating Current
V
IN
Operating Current
V
BIAS
Operating Current
V
BIAS
Operating Current
V
IN
Shutdown Current
V
BIAS
Shutdown Current
V
ADJ
Regulation Voltage (Note 5)
V
SENSE
Regulation Voltage (Note 5)
V
SENSE
Regulation Voltage (Note 5)
V
SENSE
Regulation Voltage (Note 5)
I
ADJ
ADJ Input Current
OUT Load Regulation
I
OUT
= 10µA, V
OUT
= 1.2V, LTC3025-1
I
OUT
= 0µA, LTC3025-2/LTC3025-3/LTC3025-4
I
OUT
= 10µA, V
OUT
= 1.2V, LTC3025-1
I
OUT
= 0µA, LTC3025-2/LTC3025-3/LTC3025-4
V
SHDN
= 0V
V
SHDN
= 0V
1mA ≤ I
OUT
≤ 500mA, V
OUT
= 1.2V, 1.5V ≤ V
IN
≤ 5V, LTC3025-1
1mA ≤ I
OUT
≤ 500mA, V
OUT
= 1.2V, 1.5V ≤ V
IN
≤ 5V, LTC3025-1
1mA ≤ I
OUT
≤ 500mA, 1.5V ≤ V
IN
≤ 5V, LTC3025-2
1mA ≤ I
OUT
≤ 500mA, 1.5V ≤ V
IN
≤ 5V, LTC3025-2
1mA ≤ I
OUT
≤ 500mA, 1.7V ≤ V
IN
≤ 5V, LTC3025-3
1mA ≤ I
OUT
≤ 500mA, 1.7V ≤ V
IN
≤ 5V, LTC3025-3
1mA ≤ I
OUT
≤ 500mA, 2.0V ≤ V
IN
≤ 5V, LTC3025-4
1mA ≤ I
OUT
≤ 500mA, 2.0V ≤ V
IN
≤ 5V, LTC3025-4
V
ADJ
= 0.45V, LTC3025-1
∆I
OUT
= 1mA to 500mA, LTC3025-2
∆I
OUT
= 1mA to 500mA, LTC3025-3
∆I
OUT
= 1mA to 500mA, LTC3025-4
V
IN
= 1.5V to 5V, V
BIAS
= 3.6V, V
OUT
= 1.2V,
I
OUT
= 1mA, LTC3025-1
V
IN
= 1.5V to 5V, V
BIAS
= 3.6V, I
OUT
= 1mA, LTC3025-2
V
IN
= 1.8V to 5V, V
BIAS
= 3.6V, I
OUT
= 1mA, LTC3025-3
V
IN
= 2.1V to 5V, V
BIAS
= 3.6V, I
OUT
= 1mA, LTC3025-4
V
IN
= 1.5V, V
BIAS
= 2.7V to 5V, V
OUT
= 1.2V, I
OUT
= 1mA,
LTC3025-1
V
IN
= 1.5V, V
BIAS
= 2.7V to 5V, I
OUT
= 1mA, LTC3025-2
V
IN
= 1.8V, V
BIAS
= 3.0V to 5V, I
OUT
= 1mA, LTC3025-3
V
IN
= 2.1V, V
BIAS
= 3.3V to 5V, I
OUT
= 1mA, LTC3025-4
V
BIAS
= 3V, V
IN
= 1.5V, I
OUT
= 500mA,
V
ADJ
= 0.37V(LTC3025-1), V
SENSE
= 1.15V(LTC3025-2)
V
BIAS
= 3.1V, V
IN
= 1.7V, I
OUT
= 500mA,
V
SENSE
= 1.45V(LTC3025-3)
V
BIAS
= 3.4V, V
IN
= 2.0V, I
OUT
= 500mA,
V
SENSE
= 1.75V(LTC3025-4)
LTC3025-1
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
编译自semiengineering 业界越来越关注人工智能的功耗问题，但这个问题并没有简单的解决方案。这需要深入了解应用、半导体和系统层面的软件和硬件架构，以及所有这些的设计和实现方式。每个环节都会影响总功耗和提供的效用。这是最终必须做出的权衡。 但首先，必须解决效用问题。电力是否被浪费了？“我们将电力用于有价值的用途，”Ansys（现为新思科技旗下公司）产品营销总监 Marc Swi...[详细]
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