参数资料
型号: LTC1430IS#PBF
厂商: Linear Technology
文件页数: 3/16页
文件大小: 0K
描述: IC SW REG CNTRLR STEP-DWN 16SOIC
标准包装: 50
应用: 控制器,Intel Pentium?
输入电压: 4 V ~ 8 V
输出数: 1
输出电压: 3.3V,可调
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 管件
产品目录页面: 1333 (CN2011-ZH PDF)
LTC1430
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. V CC = 5V unless otherwise noted. (Note 2)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V IH
V IL
SHDN Input High Voltage
SHDN Input Low Voltage
q
q
2.4
0.8
V
V
I IN
SHDN Input Current
q
± 0.1
± 1
μ A
A V
Error Amplifier Open-Loop DC Gain
(LTC1430I)
q
40
48
dB
gm V
Error Amplifier Transconductance
(LTC1430C)
(LTC1430I)
q
300
650
650
1200
μ Mho
μ Mho
gm I
I LIM Amplifier Transconductance
(Note 5)
1300
μ Mho
I MAX
I SS
t r , t s
I MAX Sink Current
Soft-Start Source Current
Driver Rise/Fall Time
V I(MAX) = V CC (LTC1430C)
V I(MAX) = V CC (LTC1430I)
V SS = 0 (LTC1430C)
V SS = 0 (LTC1430I)
Figure 3, PV CC1 = PV CC2 = 5V
q
q
q
q
8
8
–8
–8
12
12
–12
–12
80
16
17
–16
–17
250
μ A
μ A
μ A
μ A
ns
t NOV
DC MAX
Driver Non-Overlap Time
Maximum Duty Cycle
Figure 3, PV CC1 = PV CC2 = 5V
V COMP = V CC (LTC1430C)
V COMP = V CC , V FB = 0 (LTC1430I)
V COMP = V CC , V FB = 1.265V (LTC1430I)
q
q
q
25
83
130
90
90
88
250
96
96
ns
%
%
%
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: All currents into device pins are positive; all currents out of device
pins are negative. All voltages are referenced to ground unless otherwise
specified.
Note 3: This parameter is guaranteed by correlation and is not tested
Note 4: Supply current in normal operation is dominated by the current
needed to charge and discharge the external FET gates. This will vary with
the LTC1430 operating frequency, operating voltage and the external FETs
used.
Note 5: The I LIM amplifier can sink but cannot source current. Under
normal (not current limited) operation, the I LIM output current will be zero.
directly.
3
相关PDF资料
PDF描述
LTC1434CGN#PBF IC REG BUCK 3.3V/5V/ADJ 20SSOP
LTC1435CG#PBF IC REG CTRLR BUCK PWM CM 16-SSOP
LTC1436AEGN#TRPBF IC REG CTRLR BUCK PWM CM 24-SSOP
LTC1439EG#TRPBF IC REG CTRLR BUCK PWM CM 36-SSOP
LTC1473IGN#TRPBF IC SWITCH DVR PWRPATH DUAL16SSOP
相关代理商/技术参数
参数描述
LTC1433CGN 功能描述:IC REG BUCK 3.3V/5V/ADJ 16SSOP 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:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V,1.5V,1.8V,2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘
LTC1433CGN#PBF 功能描述:IC REG BUCK 3.3V/5V/ADJ 16SSOP 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:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V,1.5V,1.8V,2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘
LTC1433CGN#TR 功能描述:IC REG BUCK 3.3V/5V/ADJ 16SSOP 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:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V,1.5V,1.8V,2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘
LTC1433CGN#TRPBF 功能描述:IC REG BUCK 3.3V/5V/ADJ 16SSOP 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:20 系列:SIMPLE SWITCHER® 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:12V 输入电压:4 V ~ 60 V PWM 型:电压模式 频率 - 开关:52kHz 电流 - 输出:1A 同步整流器:无 工作温度:-40°C ~ 125°C 安装类型:通孔 封装/外壳:16-DIP(0.300",7.62mm) 包装:管件 供应商设备封装:16-DIP 其它名称:*LM2575HVN-12LM2575HVN-12
LTC1433IGN 功能描述:IC REG BUCK 3.3V/5V/ADJ 16SSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 设计资源:Design Support Tool 标准包装:1 系列:- 类型:升压(升压) 输出类型:固定 输出数:1 输出电压:3V 输入电压:0.75 V ~ 2 V PWM 型:- 频率 - 开关:- 电流 - 输出:100mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-5 细型,TSOT-23-5 包装:剪切带 (CT) 供应商设备封装:TSOT-23-5 其它名称:AS1323-BTTT-30CT