参数资料
型号: TPS5103IDBG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 3 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO20
封装: GREEN, PLASTIC, SSOP-20
文件页数: 9/40页
文件大小: 1225K
代理商: TPS5103IDBG4
TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240A – SEPTEMBER 1999 – REVISED MAY 2001
17
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 30
98.5
97
96.5
95
–40
–20
25
Maximum
Duty
Cycle
%
99
99.5
MAXIMUM DUTY CYCLE
vs
JUNCTION TEMPERATURE
100
85
125
98
97.5
96
95.5
TJ – Junction Temperature – °C
f = 200 kHz
Figure 31
0.01
0.1
1
Softstart
Capacitance
pF
SOFTSTART CAPACITANCE
vs
SOFTSTART TIME
10
100
104
103
102
100
C
SS
TSS – Soft Start Time – ms
Figure 32
VCC = 4.5 V
TDRVHL
TDRVLH
VCC = 7 V,
VCC = 25 V
VCC = 7 V,
VCC = 25 V
VCC = 4.5 V
80
60
40
0
–45
–25
25
Driver
Dead
T
ime
ns
100
120
DRIVER DEAD TIME
vs
JUNCTION TEMPERATURE
140
95
135
20
T
DR
VLH,
T
DR
VHL
TJ – Junction Temperature – °C
Figure 33
VI(TRIP) – Input Voltage PWM Mode – V
TA = 125°C
TA = 25°C
TA = –40°C
13.75
13.25
12.75
12.5
4.5
7
Current
Protection
Source
Current
14
14.25
CURRENT PROTECTION SOURCE CURRENT
vs
INPUT VOLTAGE PWM MODE
14.5
25
13.5
13
I TRIP
A
相关PDF资料
PDF描述
TPS54680PWP 12 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28
TPS54872PWP 12 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28
TPS54972PWP 16 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28
TPS5510D 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TPS59124RGET SWITCHING CONTROLLER, PQCC24
相关代理商/技术参数
参数描述
TPS5103IDBR 功能描述:DC/DC 开关控制器 Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TPS5103IDBRG4 功能描述:DC/DC 开关控制器 Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TPS5110 制造商:TI 制造商全称:Texas Instruments 功能描述:3-A SINK/ SOURCE DDR TERMINATION REGULATOR
TPS51100 制造商:TI 制造商全称:Texas Instruments 功能描述:3-A SINK/SOURCE DDR TERMINATION REGULATOR
TPS51100_07 制造商:TI 制造商全称:Texas Instruments 功能描述:3-A SINK/SOURCE DDR TERMINATION REGULATOR