参数资料
型号: LTC1700EMS#TRPBF
厂商: Linear Technology
文件页数: 2/16页
文件大小: 0K
描述: IC REG CTRLR BST PWM CM 10-MSOP
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 680kHz
占空比: 92%
电源电压: 0.9 V ~ 6 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
LTC1700
ABSOLUTE
(Note 1)
AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
Output Supply Voltage (V OUT ) ..................... – 0.3V to 6V
RUN/SS, V FB Voltages .............................. – 0.3V to 2.4V
ORDER PART
NUMBER
SYNC/MODE, I TH Voltages ........................... – 0.3V to 6V
SWITCH Voltage (SW) .............................. – 0.3V to 6.5V
TG, BG Peak Output Current (<10 μ s) ......................... 1A
Operating Temperature Range (Note 2) ... –40 ° C to 85 ° C
Junction Temperature (Note 3) ............................. 125 ° C
Storage Temperature Range ................. – 65 ° C to 150 ° C
Lead Temperature (Soldering, 10 sec).................. 300 ° C
TOP VIEW
SGND 1 10
I TH 2 9
V FB 3 8
RUN/SS 4 7
SYNC/MODE 5 6
MS PACKAGE
10-LEAD PLASTIC MSOP
T JMAX = 125 ° C, θ JA = 150 ° C/W
SW
PGND
BG
V OUT
TG
LTC1700EMS
MS PART
MARKING
LTLC
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. V OUT = 3V unless otherwise specified.
SYMBOL
V SOP
V OP
PARAMETER
Start-Up Minimum Operating Voltage
Minimum Operating Voltage
CONDITIONS
(Note 4)
(Note 5) V OUT Ramping Up
MIN
TYP
0.9
2.34
MAX
1.8
2.6
UNITS
V
V
Hysteresis
90
mV
I S
Input DC Supply Current
(Note 6)
Normal Mode
Sleep Mode
Start-Up Mode
Shutdown
V FB = 1.6V, V MODE = 0V, V RUN/SS = 3V
V FB = 1.6V, V MODE = 3V, V RUN/SS = 3V
V FB = 0V, V MODE , V RUN/SS, V OUT = 1.8V
V FB = 0V, V MODE = 3V, V RUN/SS = 0V
536
179
35
10
620
210
45
14
μ A
μ A
μ A
μ A
I VFB
Feedback Current
V FB = 1.20V
1
50
nA
V FB
? V OSENS
V LOADREG
V OVL
V RUN/SS
I RUN/SS
f OSC
Regulated Output Voltage
Reference Voltage Line Regulation
Output Voltage Load Regulation
Output Overvoltage Lockout
Shutdown Threshold
Soft-Start Current Source
Oscillator Frequency
(Note 7)
V IN = 2.7V to 5V (Note 7)
Measured in Servo Loop; V ITH = 0.3V to 0.9V
Reference to Nominal V FB
V RUN/SS Ramping Up
V RUN/SS = 0V
V OUT = 4.2V
1.187
2.5
0.7
2
460
1.205
0.0106
0.036
4.8
1.09
3.79
530
1.223
0.080
0.065
9
1.2
6
680
V
%/V
%
%
V
μ A
kHz
Start-Up Oscillator Frequency
V OUT = 1.8V, V RUN/SS = 1.8V, V SW = 1.1V
150
225
kHz
V SYNC/MODE
DC MAX
? V SENSE(MAX)
SYNC/MODE Threshold
Maximum Duty Cycle
Maximum Current Sense Voltage
V SYNC/MODE Ramping Down from 1.2V
f OSC = 550kHz
1.03
84
55
1.13
88
78
1.25
92
100
V
%
mV
63
mV
I LIMIT
Current Limit At Start-Up
V OUT = 1.8V
40
60
mA
g m
Transconductance of Error Amplifier
V FB = V REF ± 10mV
0.65
0.9
1.30
m
1700fa
2
相关PDF资料
PDF描述
LTC3852IUDD#PBF IC REG CTRLR DOUBLER PWM 24-QFN
VI-JWT-EY-F2 CONVERTER MOD DC/DC 6.5V 50W
ADM802MARN IC SUPERVISOR MPU 4.40V WD 8SOIC
IMC1210BN180J INDUCTOR WW 18UH 5% 1210
LTC3808EGN#PBF IC REG CTRLR BUCK PWM CM 16-SSOP
相关代理商/技术参数
参数描述
LTC1701BES5 制造商:Linear Technology 功能描述:1.1 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO5
LTC1701BES5#PBF 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 2.5V to 5.5V 5-Pin TSOT-23 制造商:Linear Technology 功能描述:DP-SWREG/Monolithic, CUT TAPE 1MHz Step-dn DC/DC Con in SOT-23
LTC1701BES5#TR 功能描述:IC REG BUCK ADJ 0.5A TSOT23-5 RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LTC1701BES5#TRM 功能描述:IC REG BUCK ADJ 0.5A TSOT23-5 RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LTC1701BES5#TRMPBF 功能描述:IC REG BUCK ADJ 0.5A TSOT23-5 RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC