- 您现在的位置：买卖IC网 > PDF目录69512 > TPS54617RUVT (TEXAS INSTRUMENTS INC) SWITCHING REGULATOR, 660 kHz SWITCHING FREQ-MAX, QCC34 PDF资料下载
参数资料
| 型号： | TPS54617RUVT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING REGULATOR, 660 kHz SWITCHING FREQ-MAX, QCC34 |
| 封装： | 3.50 X 7 MM, GREEN, VQFN-34 |
| 文件页数： | 15/21页 |
| 文件大小： | 852K |
| 代理商： | TPS54617RUVT |
PACKAGE DISSIPATION RATINGS
(1)
ELECTRICAL CHARACTERISTICS
www.ti.com ........................................................................................................................................... SLVS880A – NOVEMBER 2008 – REVISED JANUARY 2009
THERMAL IMPEDANCE
PACKAGE
JUNCTION-TO-AMBIENT
JUNCTION-TO-CASE
34-Pin RUV with solder
14.5°C/W
0.5 °C/W(2)
(1)
Test board conditions:
a. 3 inch × 3 inch, 4 layers, Thickness: 0.062 inch
b. 2.0 oz copper traces located on the top of the PCB
c. 2.0 oz copper ground plane on the bottom of the PCB
d. 2.0 oz copper ground planes on the 2 internal layers
e. 12 thermal vias
(2)
Maximum power dissipation may be limited by overcurrent protection.
TJ = –40°C to 125°C, VI = 3 V to 6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY VOLTAGE, VIN
VIN input voltage range
3
6
V
fs = 350 kHz, SYNC ≤ 0.8 V, RT open, PH pin open
9.2
15.8
Quiescent current
fs = 550 kHz, SYNC ≥ 2.5 V, RT open, PH pin open
13.9
23.5
mA
Shutdown, SS/ENA = 0 V
1
1.4
UNDER VOLTAGE LOCK OUT
Start threshold voltage, UVLO
2.95
3.0
V
Stop threshold voltage, UVLO
2.70
2.80
Hysteresis voltage, UVLO
0.16
V
Rising and falling edge deglitch,
2.5
s
UVLO(1)
BIAS VOLTAGE
Output voltage, VBIAS
I(VBIAS) = 0
2.70
2.80
2.90
V
VO
Output current, VBIAS(2)
100
A
CUMULATIVE REFERENCE
Vref
Accuracy
0.882
0.891
0.900
V
REGULATION
IL = 3 A, fs = 350 kHz, TJ = 85°C
0.04
Line regulation(1)
%/V
IL = 3 A, fs = 550 kHz, TJ = 85°C
0.04
IL = 0 A to 6 A, fs = 350 kHz, TJ = 85°C
0.03
Load regulation(1)
%/A
IL = 0 A to 6 A, fs = 550 kHz, TJ = 85°C
0.03
OSCILLATOR
SYNC
≤ 0.8 V, RT open
280
350
420
Internally set free-running frequency
kHz
range
SYNC
≥ 2.5 V, RT open
440
550
660
RT = 100 k
(1% resistor to AGND)
460
500
540
Externally set free-running frequency
kHz
range
RT = 27 k
(1% resistor to AGND)
1480
1600
1720
High-level threshold voltage, SYNC
2.5
V
Low-level threshold voltage, SYNC
0.8
V
Pulse duration, SYNC(1)
50
Frequency range, SYNC
330
1600
kHz
Ramp valley(1)
0.75
V
Ramp amplitude (peak-to-peak)(1)
1
V
Minimum controllable on time
160
ns
Maximum duty cycle
90%
(1)
Specified by design
(2)
Static resistive loads only
Copyright 2008–2009, Texas Instruments Incorporated
3
Product Folder Link(s) :TPS54617
相关PDF资料 |
PDF描述 |
|---|---|
| TPS54620RHLT | SWITCHING REGULATOR, 1760 kHz SWITCHING FREQ-MAX, PQCC14 |
| TPS54620RHLR | SWITCHING REGULATOR, 1760 kHz SWITCHING FREQ-MAX, PQCC14 |
| TPS54620RGYR | 11 A SWITCHING REGULATOR, 1760 kHz SWITCHING FREQ-MAX, PQCC14 |
| TPS54673PWPR | 12 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28 |
| TPS54673PWP | 12 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO28 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| TPS54618 | 制造商:TI 制造商全称:Texas Instruments 功能描述:2.95-V to 6-V Input, 6-A Output, 2-MHz, Synchronous Step-Down Switcher |
| TPS54618EVM-606 | 功能描述:电源管理IC开发工具 TPS54618 Eval Mod RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| TPS54618QRTERQ1 | 制造商:Texas Instruments 功能描述:IC REG BUCK SYNC ADJ 6A 16WQFN 制造商:Texas Instruments 功能描述:Synchronous Step-Down Converter |
| TPS54618RTER | 功能描述:直流/直流开关调节器 2.95-6Vin,6A,2MHz Sync Step Down SWIFT 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 |
| TPS54618RTET | 功能描述:直流/直流开关调节器 2.95-6Vin,6A,2MHz Sync Step Down SWIFT 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 |
发布紧急采购，3分钟左右您将得到回复。