- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄384027 > TPS54377RHF (Texas Instruments, Inc.) 1.6 MHz, 3-V TO 6-V INPUT, 3-A SYNCHRONOUS STEP-DOWN SWIFT⑩ CONVERTER WITH DISABLED SINKING DURING START-UP PDF資料下載
參數(shù)資料
| 型號： | TPS54377RHF |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 1.6 MHz, 3-V TO 6-V INPUT, 3-A SYNCHRONOUS STEP-DOWN SWIFT⑩ CONVERTER WITH DISABLED SINKING DURING START-UP |
| 中文描述： | 1.6兆赫，3 - V至6 V輸入，3甲同步降壓轉(zhuǎn)換器的SWIFT⑩與殘疾人沉井在啟動期間 |
| 文件頁數(shù)： | 3/21頁 |
| 文件大?。?/td> | 593K |
| 代理商： | TPS54377RHF |
www.ti.com
PACKAGE DISSIPATION RATINGS
(1) (2)
ELECTRICAL CHARACTERISTICS
T
J
= –40
°
C to 125
°
C, V
I
= 3 V to 6 V (unless otherwise noted)
TPS54377
SLVS779–SEPTEMBER 2007
PACKAGE
THERMAL IMPEDANCE
JUNCTION-TO-AMBIENT
19.7
°
C/W
THERMAL IMPEDANCE
JUNCTION-TO-CASE
1.7
°
C/W
24-Pin RHF with solder
(1)
(2)
Maximum power dissipation may be limited by overcurrent protection.
Test board conditions:
a. 3 inch x 3 inch, 4 layers, thickness: 0.062 inch
b. 2 oz. copper traces located on the top of the PCB
c. 2 oz. copper ground plane on the bottom of the PCB
d. 2 oz. copper ground planes on the 2 internal layers
e. 6 thermal vias (see the Recommended land pattern,
Figure 12
)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY VOLTAGE, VIN
V
I
Input voltage range, VIN
3
6
V
f
s
= 350 kHz, SYNC = 0.8 V, RT open
f
= 550 kHz, SYNC
≥
2.5 V, RT open,
phase pin open
Shutdown, SS/ENA = 0 V
6.2
9.6
Quiescent current
8.4
12.8
mA
1
1.4
UNDERVOLTAGE LOCK OUT
Start threshold voltage, UVLO
Stop threshold voltage, UVLO
Hysteresis voltage, UVLO
Rising and falling edge deglitch,
UVLO
(1)
BIAS VOLTAGE
Output voltage, VBIAS
V
O
Output current, VBIAS
(2)
CUMULATIVE REFERENCE
V
ref
Accuracy
REGULATION
Line regulation
(1) (3)
Load regulation
(1) (3)
OSCILLATOR
2.95
2.8
0.16
3
V
2.7
0.14
V
2.5
μs
I
(VBIAS)
= 0
2.7
2.8
2.9
100
V
μA
0.882
0.891
0.900
V
I
L
= 1.5 A, f
s
= 1.1 MHz, T
J
= 25
°
C
I
L
= 0 A to 3 A, f
s
= 1.1 MHz, T
J
= 25
°
C
0.04
0.09
%/V
%/A
SYNC
≤
0.8 V, RT open
SYNC
≥
2.5 V, RT open
RT = 100 k
(1% resistor to AGND)
RT = 43 k
(1% resistor to AGND)
280
440
460
995
2.5
350
550
500
1075
420
660
540
1155
Internally set free-running frequency
range
kHz
Externally set free-running frequency
range
kHz
High-level threshold voltage, SYNC
Low-level threshold voltage, SYNC
Pulse duration, SYNC
(1)
Frequency range, SYNC
Ramp valley
(1)
Ramp amplitude (peak-to-peak)
(1)
Minimum controllable on time
Maximum duty cycle
V
V
ns
kHz
V
V
ns
0.8
50
330
1600
0.75
1
150
90%
(1)
(2)
(3)
Specified by design
Static resistive loads only
Specified by the circuit used in
Figure 10
.
Copyright 2007, Texas Instruments Incorporated
Submit Documentation Feedback
3
Product Folder Link(s):
TPS54377
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TPS60122PWPR | REGULATED 3.3 V, 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS |
| TPS60122PWPRG4 | REGULATED 3.3 V, 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS |
| TPS60125PWPR | REGULATED 3.3 V, 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS |
| TPS60125PWPRG4 | REGULATED 3.3 V, 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS |
| TPS60242DGKR | 170-uVrms ZERO-RIPPLE SWITCHED CAP BUCK-BOOST CONVERTER FOR VCO SUPPLY |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS54377RHFR | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 1.6 MHz 3-6V In 3A Syn. Stp Dwn SWIFT RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54377RHFRG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 1.6 MHz 3V-6V Input 3A Syn. Step Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54377RHFT | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 1.6 MHz 3-6V In 3A Syn. Stp Dwn SWIFT RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54377RHFTG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 1.6 MHz 3V-6V Input 3A Syn. Step Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54380 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:SWIFT Converter Product Portfolio |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。