参数资料
型号: TPS54326RGTT
厂商: Texas Instruments
文件页数: 4/29页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 3A 16QFN
标准包装: 250
系列: SWIFT™, D-CAP2™
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.76 V ~ 5.5 V
输入电压: 2 V ~ 18 V
PWM 型: 混合物
频率 - 开关: 700kHz
电流 - 输出: 3A
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: 16-VFQFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 16-QFN-EP(3x3)

SLVSA13E – OCTOBER 2009 – REVISED JUNE 2012
ELECTRICAL CHARACTERISTICS (continued)
over operating free-air temperature range, V C C , V IN = 12V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ON-TIME TIMER CONTROL
t ON
On time
V IN = 12 V, V O = 1.05 V
145
ns
t OFF(MIN)
Minimum off time
T A = 25°C, V FB = 0.7 V
260
310
ns
SOFT START
I SSC
I SSD
SS charge current
SS discharge current
V SS = 0 V
V SS = 0.5 V
1.4
0.1
2
0.2
2.6
μ A
mA
POWER GOOD
V THPG
I PG
Threshold
Sink current
V FB rising (good)
V FB falling (fault)
PG = 0.5 V
85
2.5
90
85
5
95
%
mA
OUTPUT UNDERVOLTAGE AND OVERVOLTAGE PROTECTION
V OVP
Output OVP trip threshold
OVP detect
115
120
125
%
t OVPDEL
Output OVP prop delay
5
μ s
V UVP
Output UVP trip threshold
UVP detect
Hysteresis
65
70
10
75
%
t UVPDEL
Output UVP delay
0.25
ms
t UVPEN
Output UVP enable delay
Relative to soft-start time
x 1.7
UVLO
UVLO
Threshold
Wake up V REG5 voltage
Hysteresis V REG5 voltage
3.55
0.23
3.8
0.35
4.05
0.47
V
DEVICE INFORMATION
PWP PACKAGE
(TOP VIEW)
VO
VFB
VREG5
1
2
3
14
13
12
VCC
VIN
VBST
SS
GND
PG
EN
4
5
6
7
POWERPAD
11
10
9
8
SW2
SW1
PGND2
PGND1
4
Product Folder Link(s) : TPS54326
Copyright ? 2009–2012, Texas Instruments Incorporated
相关PDF资料
PDF描述
TPS54478RTER IC REG BUCK SYNC ADJ 4A 16WQFN
TPS54550PWPG4 IC REG BUCK SYNC ADJ 6A 16HTSSOP
TPS54678RTER IC REG BUCK SYNC ADJ 6A 16WQFN
TPS54900PWRG4 IC REG BUCK ADJ .1A QUAD 16TSSOP
TPS60110PWPG4 IC REG BST SWITCHED CAP 20HTSSOP
相关代理商/技术参数
参数描述
TPS54327 制造商:TI 制造商全称:Texas Instruments 功能描述:3-A OUTPUT SINGLE SYNCHRONOUS STEP DOWN SWITCHER WITH INTEGRATED FET (SWIFTTM )
TPS54327DDA 功能描述:直流/直流开关转换器 4.5-18Vin,3A Sync Step-Down Cnvrtr RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
TPS54327DDAR 功能描述:直流/直流开关转换器 4.5-18Vin,3A Sync Step-Down Cnvrtr RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
TPS54327DRCR 制造商:Texas Instruments 功能描述:IC REG BUCK SYNC ADJ 3A 10SON 制造商:Texas Instruments 功能描述:3A Single Sync DC/DC converter
TPS54327DRCT 制造商:Texas Instruments 功能描述:3A SINGLE SYNC DC/DC CONVERTER - Tape and Reel 制造商:Texas Instruments 功能描述:3A SINGLE SYNC DC/DC CONVERTER - Cut TR (SOS) 制造商:Texas Instruments 功能描述:IC REG BUCK SYNC ADJ 3A 10SON 制造商:Texas Instruments 功能描述:IC SYNC STEP DOWN 700KHZ SO 制造商:Texas Instruments 功能描述:IC, SYNC STEP DOWN, 700KHZ, SON-10 制造商:Texas Instruments 功能描述:Voltage Regulators - Switching Regulators 4.5-18Vin,3A Sync SD DCAP Mode Cnvrtr 制造商:Texas Instruments 功能描述:IC, SYNC STEP DOWN, 700KHZ, SON-10, Primary Input Voltage:18V, No. of Outputs:1, Output Voltage:7V, Output Current:3A, Voltage Regulator Case Style:SON, No. of Pins:10, Operating Temperature Min:-40C, Operating Temperature Max:85C, 制造商:Texas Instruments 功能描述:3A Single Sync DC/DC converter 制造商:Texas Instruments 功能描述:DC-DC CONV, BUCK, ADJ, 700KHZ, SON-10, Primary Input Voltage:18V, No. of Outputs:1, Output Voltage:7V, Output Current:3A, No. of Pins:10, Operating Temperature Min:-40C, Operating Temperature Max:85C, MSL:MSL 2 - 1 year , RoHS Compliant: Yes