LT3971AIMSE-TRPBF 데이터 시트보기 (PDF) - Linear Technology
부품명
상세내역
일치하는 목록
LT3971AIMSE-TRPBF Datasheet PDF : 24 Pages
| |||
LT3971A/LT3971A-5
ABSOLUTE MAXIMUM RATINGS
(Note 1)
VIN, EN Voltage .........................................................38V
BOOST Pin Voltage ...................................................55V
BOOST Pin Above SW Pin.........................................30V
FB, RT, SYNC, SS Voltage ...........................................6V
PG, BD Voltage .........................................................30V
VOUT Pin Current....................................................–2mA
Operating Junction Temperature Range (Note 2)
LT3971AI/LT3971AI-5........................ –40°C to 125°C
Storage Temperature Range .............. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
(MSE Only) ....................................................... 300°C
PIN CONFIGURATION
LT3971A
BD 1
BOOST 2
SW 3
VIN 4
EN 5
TOP VIEW
11
GND
10 SYNC
9 PG
8 RT
7 SS
6 FB
MSE PACKAGE
10-LEAD PLASTIC MSOP
θJA = 45°C, θJC = 10°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
LT3971A-5
TOP VIEW
BD 1
10 SYNC
BOOST 2
SW 3
VIN 4
11
GND
9 PG
8 RT
7 SS
EN 5
6 VOUT
MSE PACKAGE
10-LEAD PLASTIC MSOP
θJA = 45°C, θJC = 10°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3971AIMSE#PBF
LT3971AIMSE#TRPBF LTGFQ
10-Lead Plastic MSOP
–40°C to 125°C
LT3971AIMSE-5#PBF
LT3971AIMSE-5#TRPBF LTGFR
10-Lead Plastic MSOP
–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/
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 12V, VEN = 12V, VBD = 3.3V unless otherwise noted. (Note 2)
PARAMETER
Minimum Input Voltage
Quiescent Current from VIN
LT3971A FB Pin Current
Internal Feedback Resistor Divider (LT3971A-5)
CONDITIONS
(Note 4)
VEN Low
VEN High, VSYNC Low
VEN High, VSYNC Low
VFB = 1.19V
MIN
TYP
MAX
l
4
4.3
0.7
1.2
1.7
2.7
l
4.5
l
0.1
12
10
UNITS
V
μA
μA
μA
nA
MΩ
3971af
2
Share Link: 