参数资料
型号: TPS54550PWP
厂商: Texas Instruments
文件页数: 5/31页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 6A 16HTSSOP
产品培训模块: Understanding SWIFT Step Down Dc/Dc Converters
标准包装: 90
系列: SWIFT™
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.9 V ~ 12 V
输入电压: 4.5 V ~ 20 V
频率 - 开关: 250kHz,500kHz
电流 - 输出: 6A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm)裸露焊盘
包装: 管件
供应商设备封装: 16-HTSSOP
产品目录页面: 1029 (CN2011-ZH PDF)
配用: 296-19743-ND - EVALUATION MODULE FOR TPS54550
其它名称: 296-19672-5
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
T J = –40 ° C to +125 ° C, VIN = 4.5 V to 20 V (unless otherwise noted)
SLVS623A – MARCH 2006 – REVISED APRIL 2006
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Slow Start/ENABLE (SSENA PIN)
Disable low level input voltage
0.5
V
Internal slow-start time (10% to 90%)
f s = 250 kHz, RT = ground
f s = 500 kHz, RT = Hi-Z (1)
(1)
4.6
2.3
ms
Pull-up current source
Pull-down MOSFET
II(SSENA) = 1 mA
1.8
5
0.1
10
μ A
V
POWER GOOD(PWRGD PIN)
Power good threshold
Rising voltage
97%
Rising edge delay (1)
Output saturation voltage
f s = 250 kHz
f s = 500 kHz
I sink = 1 mA, VIN > 4.5 V
4
2
0.05
ms
V
PWRGD
Output saturation voltage
Open drain leakage current
I sink = 100 μ A, VIN = 0 V
Voltage on PWRGD = 6 V
0.76
3
V
μ A
CURRENT LIMIT
Current limit
Current limit Hiccup Time (1)
VIN = 12 V
f s = 500 kHz
7.5
8.5
4.5
9.5
A
ms
THERMAL SHUTDOWN
Thermal shutdown trip point
Thermal shutdown hysteresis (1)
LOW SIDE MOSFET DRIVER (LSG PIN)
165
7
° C
° C
Turn on rise time, (10%/90%) (1)
Dead-time (1)
Driver ON resistance
VIN = 4.5 V, Capacitive load = 1000 pF
VIN = 8 V, Capacitive load = 1000 pF
VIN = 12 V
VIN = 4.5 V sink/source
VIN = 12 V sink/source
15
12
60
7.5
5
ns
ns
?
OUTPUT POWER MOSFETS (PH PIN)
Phase node voltage when disabled
DC conditions and no load, SSENA = 0 V
0.5
V
Voltage drop, low-side FET and diode
VIN = 4.5 V, Idc = 100 mA
VIN = 12 V, Idc = 100 mA
1.13
1.08
1.42
1.38
V
r DS(ON)
High side power MOSFET switch (2)
VIN = 4.5 V, BOOT-PH = 4.5 V, I O = 0.5 A
VIN = 12 V, BOOT-PH = 8 V, I O = 0.5 A
60
40
m ?
(1)
(2)
Specified by design, not production tested.
Resistance from VIN to PH pins.
5
相关PDF资料
PDF描述
H5BXT-10108-B2-ND JUMPER-H2730TR/C2016B/X 8"
H5BXT-10106-B2-ND JUMPER-H2730TR/C2016B/X 6"
H5BXT-10105-B2-ND JUMPER-H2730TR/C2016B/X 5"
H5BXT-10104-B2-ND JUMPER-H2730TR/C2016B/X 4"
H5BXT-10103-B2-ND JUMPER-H2730TR/C2016B/X 3"
相关代理商/技术参数
参数描述
TPS54550PWP 制造商:Texas Instruments 功能描述:PWM SWITCHER FET 6A O/P HTSSOP16 制造商:Texas Instruments 功能描述:PWM SWITCHER, FET 6A O/P, HTSSOP16 制造商:Texas Instruments 功能描述:PWM SWITCHER, FET 6A O/P, HTSSOP16; Primary Input Voltage:20V; No. of Outputs:1; Output Voltage:12V; Output Current:6A; Voltage Regulator Case Style:HTSSOP; No. of Pins:16; Operating Temperature Min:-40C; Operating Temperature ;RoHS Compliant: Yes
TPS54550PWPG4 功能描述:直流/直流开关调节器 4.5 to 20V Input 6A Step Down RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
TPS54550PWPR 功能描述:开关变换器、稳压器与控制器 4.5 to 20V Input 6A Step Down RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
TPS54550PWPR/2801 功能描述:直流/直流开关调节器 4.5-20Vin,5A Sync SD Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
TPS54550PWPRG4 功能描述:开关变换器、稳压器与控制器 4.5 to 20V Input 6A Step Down RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel