参数资料
型号: LT3684EDD#TRPBF
厂商: Linear Technology
文件页数: 2/24页
文件大小: 0K
描述: IC REG BUCK ADJ 2A 10DFN
标准包装: 2,500
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1.27 V ~ 20 V
输入电压: 3.6 V ~ 34 V
PWM 型: 电流模式
频率 - 开关: 300kHz ~ 3MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 10-DFN(3x3)
LT3684
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V IN , RUN/SS Voltage .................................................36V
BOOST Pin Voltage ...................................................56V
BOOST Pin Above SW Pin.........................................30V
FB, RT, V C Voltage .......................................................5V
BIAS, PG, BD Voltage ................................................30V
Maximum Junction Temperature .......................... 125°C
Operating Temperature Range (Note 2)
LT3684E............................................... –40°C to 85°C
LT3684I ............................................. –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
(MSE Only) ....................................................... 300°C
PACKAGE/ORDER INFORMATION
TOP VIEW
TOP VIEW
BD
1
10 RT
BD
1
10
RT
BOOST
SW
V IN
2
3
4
11
9 V C
8 FB
7 BIAS
BOOST
SW
V IN
RUN/SS
2
3
4
5
11
9
8
7
6
V C
FB
BIAS
PG
RUN/SS
5
6 PG
MSE PACKAGE
10-LEAD PLASTIC MSOP
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 45°C/W, θ JC = 10°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
T JMAX = 125°C, θ JA = 45°C/W, θ JC = 10°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER
LT3684EDD
LT3684IDD
DD PART MARKING*
LCVT
LCVT
ORDER PART NUMBER
LT3684EMSE
LT3684IMSE
MSE PART MARKING*
LTCVS
LTCVS
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges. *The temperature grade is identi?ed by a label on the shipping container.
ELECTRICAL CHARACTERISTICS The ● denotes the speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C. V IN = 10V, V RUNS/SS = 10V, V BOOST = 15V, V BIAS = 3.3V unless otherwise
noted. (Note 2)
PARAMETER
Minimum Input Voltage
Quiescent Current from V IN
Quiescent Current from BIAS
CONDITIONS
V RUN/SS = 0.2V
V BIAS = 3V, Not Switching
V BIAS = 0, Not Switching
V RUN/SS = 0.2V
V BIAS = 3V, Not Switching
V BIAS = 0, Not Switching
MIN
TYP
3
0.01
0.4
1.2
0.01
0.85
0
MAX
3.6
0.5
0.8
2.0
0.5
1.5
0.1
UNITS
V
μA
mA
mA
μA
mA
mA
3684f
2
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