參數(shù)資料
型號: DS21Q48N
廠商: DALLAS SEMICONDUCTOR
元件分類: Digital Transmission Interface
英文描述: DATACOM, PCM TRANSCEIVER, PBGA144
封裝: BGA-144
文件頁數(shù): 11/16頁
文件大?。?/td> 296K
代理商: DS21Q48N
MAX863
Dual, High-Efficiency, PFM, Step-Up
DC-DC Controller
4
_______________________________________________________________________________________
____________________________Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
0.01
0.1
10
20
30
40
50
60
70
80
90
100
0
1
10
100
1000
EFFICIENCY vs. OUTPUT CURRENT
(VOUT1 = 12V, NON-BOOTSTRAPPED)
MAX863
toc04
OUTPUT CURRENT (mA)
EFFICIENCY
(%)
VOUT1 = 5.0V
A: VIN = 2.7V
B: VIN = 3.3V
C: VIN = 3.6V
D: VIN = 4.0V
E: VIN = 6.0V
A
B
C
D
E
3.5
1
10
1000
BOOTSTRAPPED-MODE MINIMUM
START-UP INPUT VOLTAGE
vs. OUTPUT CURRENT
0.5
1.0
1.5
2.0
2.5
3.0
MAX863toc05
OUTPUT CURRENT (mA)
START-UP
INPUT
VOLTAGE
(V)
100
VOUT1 = 3.3V
VOUT1 = 5V
0
012
VDD CURRENT
vs. VDD VOLTAGE
10
20
60
MAX863
toc15
VDD VOLTAGE (V)
V
DD
CURRENT
(
A)
40
30
8
50
10
24
6
Cond: Single +5V
BOTH ON
CONVERTER 1 ON
CONVERTER 2 ON
LOAD-TRANSIENT RESPONSE
A
MAX863
toc08
B
100
s/div
VOUT1 = 3.3V, IOUT1 = 100mA TO 600mA
A: VOUT1, 100mV/div, 3.3V DC OFFSET
B: IOUT1, 200mA/div
RESPONSE ENTERING/
EXITING SHUTDOWN (BOOTSTRAPPED)
B
A
MAX863
toc09
C
3.3V
200
s/div
VOUT1 = 3.3V, IOUT1 = 100mA, VIN = 2.4V
A: SHDN1, 5V/div
B: INDUCTOR CURRENT, 2A/div
C: VOUT1, 3.3V OFFSET, 500mV/div
LINE-TRANSIENT RESPONSE
B
A
MAX863
toc10
C0A
500
s/div
VOUT1 = 5V, IOUT1 = 800mA
A: VIN = 2.7V TO 3.7V, 500mV/div
B: VOUT1, AC COUPLED, 50mV/div
C: INDUCTOR CURRENT, 2A/div
0
012
EXT RISE AND FALL TIMES vs.
SUPPLY VOLTAGE AND MOSFET CAPACITANCE
20
140
MAX863
toc07
SUPPLY VOLTAGE (V)
RISE/FALL
TIME
(ns)
6
60
80
40
24
8
120
100
C,1
C,2
B,1
B,2
A,1
A,2
10
Cond Single 5V
A: 470pF
B: 1.0nF
C: 2.2nF
1: RISE
2: FALL
相關PDF資料
PDF描述
DS21Q48 DATACOM, PCM TRANSCEIVER, PBGA144
DS21Q552 DATACOM, PCM TRANSCEIVER, PBGA256
DS2250-32-16 8-BIT, 16 MHz, MICROCONTROLLER, SMA40
DS2250T-32-16 8-BIT, 16 MHz, MICROCONTROLLER, SMA40
DS2250-8-16 8-BIT, 16 MHz, MICROCONTROLLER, DMA40
相關代理商/技術參數(shù)
參數(shù)描述
DS21Q48NB 功能描述:網(wǎng)絡控制器與處理器 IC RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流(最大值):595 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21Q50 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Quad E1 Transceiver
DS21Q50L 功能描述:網(wǎng)絡控制器與處理器 IC Quad E1 Transceiver RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流(最大值):595 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21Q50L+ 功能描述:網(wǎng)絡控制器與處理器 IC Quad E1 Transceiver RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流(最大值):595 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21Q50L-C01 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: