参数资料
型号: LTC1735CF#PBF
厂商: Linear Technology
文件页数: 2/32页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 20TSSOP
标准包装: 74
PWM 型: 电流模式
输出数: 1
频率 - 最大: 335kHz
占空比: 99.4%
电源电压: 4 V ~ 30 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 85°C
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
包装: 管件
产品目录页面: 1333 (CN2011-ZH PDF)
LTC1735
ABSOLUTE
AXI U RATI GS
(Note 1)
Input Supply Voltage (V IN ).........................36V to – 0.3V
Topside Driver Supply Voltage (BOOST)....42V to – 0.3V
Switch Voltage (SW) ....................................36V to – 5V
EXTV CC Voltage ...........................................7V to – 0.3V
Boosted Driver Voltage (BOOST – SW) .......7V to – 0.3V
SENSE + , SENSE – Voltages .......... 1.1 (INTV CC ) to – 0.3V
FCB Voltage ............................(INTV CC + 0.3V) to – 0.3V
I TH , V OSENSE Voltages ...............................2.7V to – 0.3V
RUN/SS, PGOOD (LTC1735F Only)
Voltages .......................................................7V to – 0.3V
PACKAGE/ORDER I FOR ATIO
Peak Driver Output Current <10 μ s (TG, BG) .............. 3A
INTV CC Output Current ......................................... 50mA
Operating Ambient Temperature Range
LTC1735C ............................................... 0 ° C to 85 ° C
LTC1735I/LTC1735E (Note 8) ............ – 40 ° C to 85 ° C
Junction Temperature (Note 2) ............................. 125 ° C
Storage Temperature Range ................. – 65 ° C to 150 ° C
Lead Temperature (Soldering, 10 sec).................. 300 ° C
C OSC 1
RUN/SS 2
I TH 3
FCB 4
SGND 5
V OSENSE 6
SENSE – 7
SENSE + 8
TOP VIEW
16 TG
15 BOOST
14 SW
13 V IN
12 INTV CC
11 BG
10 PGND
9
EXTV CC
ORDER PART
NUMBER
LTC1735CGN
LTC1735CS
LTC1735IGN
LTC1735IS
LTC1735EGN
GN PART MARKING
NC
C OSC
RUN/SS
I TH
FCB
SGND
V OSENSE
PGOOD
SENSE –
1
2
3
4
5
6
7
8
9
TOP VIEW
20 NC
19 TG
18 BOOST
17 SW
16 V IN
15 INTV CC
14 BG
13 PGND
12 EXTV CC
ORDER PART
NUMBER
LTC1735CF
LTC1735IF
GN PACKAGE
16-LEAD NARROW
S PACKAGE
16-LEAD PLASTIC SO
1735
SENSE + 10
11 NC
PLASTIC SSOP
T JMAX = 125 ° C, θ JA = 130 ° C/W (GN)
T JMAX = 125 ° C, θ JA = 110 ° C/W (S)
1735I
1735E
F PACKAGE
20-LEAD PLASTIC TSSOP
T JMAX = 125 ° C, θ JA = 110 ° C/W
Consult LTC marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. V IN = 15V, V RUN/SS = 5V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Main Control Loop
I VOSENSE
Feedback Current
(Note 3)
–4
– 25
nA
V OSENSE
? V LINEREG
Feedback Voltage
Reference Voltage Line Regulation
(Note 3)
V IN = 3.6V to 30V (Note 3)
q
0.792
0.8
0.001
0.808
0.02
V
%/V
? V LOADREG
Output Voltage Load Regulation
(Note 3)
Measured in Servo Loop; V ITH = 0.7V
Measured in Servo Loop; V ITH = 2V
q
q
0.1
– 0.1
0.3
– 0.3
%
%
DF Max
g m
Maximum Duty Factor
Transconductance Amplifier g m
In Dropout
98
99.4
1.3
%
mmho
V FCB
I FCB
Forced Continuous Threshold
Forced Continuous Current
V FCB = 0.85V
q
0.76
0.8
– 0.17
0.84
– 0.3
V
μ A
1735fc
2
相关PDF资料
PDF描述
GBC60DRXS CONN EDGECARD 120PS DIP .100 SLD
GSC22DRTN CONN EDGECARD 44POS DIP .100 SLD
GMC22DRTN CONN EDGECARD 44POS DIP .100 SLD
GSC22DRTH CONN EDGECARD 44POS DIP .100 SLD
LT1950IGN#PBF IC REG CTRLR PWM CM 16-SSOP
相关代理商/技术参数
参数描述
MC74ACT08DTR2G 功能描述:逻辑门 LOG CMOS GATE AND QUAD RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量(输入/输出):2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel
MC74ACT08DTR2G-CUT TAPE 制造商:ON 功能描述:MC74ACT08 Series 2 to 6 V Quad 2-Input AND Gate - TSSOP-14
MC74ACT08M 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC74ACT08MEL 功能描述:逻辑门 5V Quad 2-Input RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量(输入/输出):2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel
MC74ACT08MELG 功能描述:逻辑门 5V Quad 2-Input AND RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量(输入/输出):2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel