参数资料
型号: LTC3531EDD#PBF
厂商: Linear Technology
文件页数: 2/16页
文件大小: 0K
描述: IC REG BUCK BOOST SYNC ADJ 8DFN
标准包装: 121
类型: 降压(降压),升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 2 V ~ 5 V
输入电压: 1.8 V ~ 5.5 V
PWM 型: Burst Mode?
电流 - 输出: 200mA
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: 8-WFDFN 裸露焊盘
包装: 管件
供应商设备封装: 8-DFN-EP(3x3)
产品目录页面: 1335 (CN2011-ZH PDF)
LTC3531/
LTC3531-3.3/LTC3531-3
ABSOLUTE
(Note 1)
AXI U RATI GS
VIN, VOUT, SW1, SW2, SHDN Voltage ...........–0.3 to 6V
SW1, SW2 Voltage, <100ns Pulse ..................–0.3 to 7V
Storage Temperature Range................... –65°C to 125°C
Lead Temperature (TS6, Soldering, 10 sec) .......... 300°C
Operating Temperature Range (Notes 2, 3) –40°C to 85°C
PACKAGE/ORDER I FOR ATIO
TOP VIEW
TOP VIEW
SW1 1
8
PGND
SW2 1
GND, PGND 2
V OUT 3
6 SW1
5 V IN
4 SHDN
V IN 2
GND 3
SHDN 4
9
7
6
5
SW2
V OUT
FB*
S6 PACKAGE
6-LEAD PLASTIC TSOT-23
T JMAX = 125°C, θ JA = 102°C/W
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 43°C/W
EXPOSED PAD IS GND (PIN 9), MUST BE SOLDERED TO PCB
*NC FOR LTC3531-3.3V, LTC3531-3.0V.
ORDER PART NUMBER
LTC3531ES6-3.3
LTC3531ES6-3
S6 PART MARKING
LTBWM
LTCBK
ORDER PART NUMBER
LTC3531EDD
LTC3531EDD-3.3
LTC3531EDD-3
DD PART MARKING
LBVC
LBWH
LCBV
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.
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 = 3.6V V OUT = 3.3V unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V IN
Minimum Startup Voltage
1.65
1.8
V
V OUT Regulation
Output Voltage (3.3V Version)
Output Voltage (3V Version)
FB Voltage (Adj Version)
FB Input Current (Adj Version)
No Load
No Load
No Load
V FB = 1.225V
3.25
2.95
1.20
3.32
3.02
1.225
1
3.39
3.09
1.25
50
V
V
V
nA
Operating Current
Quiescent Current in Sleep:
Shutdown Current
V IN
V OUT
V IN
V IN = 5V, V OUT = 3.6V, FB = 1.3V
V OUT = 3.6V
SHDN = 0V, V OUT = 0V
16
6
30
10
1
μA
μA
μA
Switch Performance
NMOS Switch Leakage
PMOS Switch Leakage
NMOS B, C R DSON
PMOS A R DSON
Switches B and C
Switches A and D
V IN = 5V
V IN = 5V
0.2
0.2
0.5
0.5
2
2
μA
μA
Ω
Ω
3531fb
2
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