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參數資料
| 型號： | TPS62315YZ |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 500-mA, 3-MHz SYNCHRONOUS STEP-DOWN CONVERTER IN CHIP SCALE PACKAGING |
| 中文描述： | 500毫安，3 MHz的同步降壓轉換器芯片級封裝 |
| 文件頁數： | 5/37頁 |
| 文件大?。?/td> | 1299K |
| 代理商： | TPS62315YZ |
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www.ti.com
TPS62300, TPS62301, TPS62302
TPS62303, TPS62304, TPS62305,
TPS62311, TPS62313, TPS62315, TPS62320, TPS62321
SLVS528E–JULY 2004–REVISED NOVEMBER 2007
ELECTRICAL CHARACTERISTICS (continued)
V
I
= 3.6 V, V
= 1.6 V, EN = V
, MODE/SYNC = GND, L = 1
μ
H, C
O
= 10
μ
F, T
A
= -40
°
C to 85
°
C, typical values are at
T
A
= 25
°
C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
OSCILLATOR
f
SW
f
(SYNC)
Oscillator frequency
2.65
3
3.35
MHz
Synchronization range
2.65
3.35
MHz
Duty cycle of external clock signal
20%
80%
OUTPUT
Adjustable output
voltage range
TPS62300
TPS62320
V
O
0.6
5.4
V
Regulated feedback
voltage
TPS62300
TPS62320
V
(FB)
0.4
V
DC power train amplification
(V
O
/V
(ADJ)
)
Minimum on-time (P-channel
MOSFET)
A
(PT)
1.496
1.5
1.504
t
on(MIN)
35
ns
Resistance into VOUT sense pin
700
1000
k
Resistance into ADJ pin
V
(FB)
> 0.4 V
700
1000
1300
k
Feedback input bias
current
TPS62300
TPS62320
I
(FB)
V
(FB)
= 0.4 V
1
nA
Adjustable output
voltage
TPS62300
TPS62320
–2%
+2%
TPS6230x
TPS62311
TPS62313
TPS6232x
–2%
+2%
2.7 V
≤
V
≤
6 V, 0 mA
≤
I
O(DC)
≤
500 mA
PFM/PWM mode operation
Fixed output voltage
TPS62304
-2%
+2.5%
TPS62305
TPS62315
–2%
+2.7%
T
A
= 25
°
C
–40
°
C
≤
T
A
≤
85
°
C
T
A
= 25
°
C
–0.5%
+1.3%
Adjustable output
voltage dc accuracy
(1)
TPS62300
TPS62320
V
O
–0.5%
+1.3%
TPS6230x
TPS62311
TPS62313
TPS6232x
–0.5%
+1.3%
–40
°
C
≤
T
A
≤
85
°
C
–0.5%
+1.3%
PWM mode operation,
V
I
= 3.6 V, No Load
Fixed output voltage
dc accuracy
T
A
= 25
°
C
–40
°
C
≤
T
A
≤
85
°
C
T
A
= 25
°
C
–40
°
C
≤
T
A
≤
85
°
C
-0.5%
+1.8%
TPS62304
-0.5%
+1.8%
–0.3%
+1.7%
TPS62305
TPS62315
–0.5%
+2%
DC output voltage load regulation
I
O
= 0 mA to 500 mA, MODE/SYNC = V
I
V
(ADJ)
externally forced to 1.067 V,
I
O
I
V
= V
O
+ 0.5 V (min 2.7 V) to
6 V, I
O
= 100 mA, MODE/SYNC = V
I
V
(ADJ)
externally forced to 1.067 V,
V
I
= V
O
+ 0.5 V (min 2.7 V) to 6 V
I
O
= 100 mA, MODE/SYNC = V
I
–0.001
–0.002
%/mA
DC output voltage load regulation
(power train in direct drive mode)
–0.0003
–0.0006
%/mA
DC output voltage line regulation
0.11
0.2
%/V
DC output voltage line regulation
(power train in direct drive mode)
0.035
0.1
%/V
Integrator slew rate
100
150
200
μ
V/
μ
s
V
P-P
μ
s
Δ
V
O
Power-save mode ripple voltage
I
O
= 1 mA, MODE/SYNC = GND
I
O
= 200 mA, Time from active EN to V
O
V
I
> V
O
, 0 V
≤
V
(SW)
≤
VIN, EN = GND
V
I
= open, V
(SW)
= 6 V, EN = GND
0.025 V
O
Start-up time
250
Leakage current into SW pin
0.1
1
I
lkg
μ
A
Reverse leakage current into SW pin
0.1
1
(1)
Output voltage specification for the adjustable version does not include tolerance of external voltage programming resistors.
Copyright 2004–2007, Texas Instruments Incorporated
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Product Folder Link(s):
TPS62300, TPS62301, TPS62302 TPS62303, TPS62304, TPS62305, TPS62311, TPS62313,
TPS62315, TPS62320, TPS62321
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS62315YZR | 功能描述:直流/直流開關調節器 1.875V 500mA 3MHz Step-Down Conv RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS62315YZT | 功能描述:直流/直流開關調節器 1.875V 500mA 3MHz Step-Down Conv RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS62320DRCR | 功能描述:直流/直流開關調節器 Adj 500-mA 3-MHz Step-Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS62320DRCRG4 | 功能描述:直流/直流開關調節器 Adj 500-mA 3-MHz Step-Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS62320YEDR | 功能描述:開關變換器、穩壓器與控制器 Adj 500-mA 3-MHz Step-Down Converter RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
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