參數(shù)資料
型號： RC5051
廠商： Fairchild Semiconductor Corporation
英文描述： Programmable Synchronous DC-DC Controller for Low Voltage Microprocessors(用于低電壓微處理器的可編程同步DC-DC控制器)
中文描述： 可編程同步DC - DC控制器為低電壓微處理器（用于低電壓微處理器的可編程同步的DC - DC控制器）
文件頁數(shù)： 3/16頁
文件大?。?/td> 141K
代理商： RC5051
PRODUCT SPECIFICATION
RC5051
REV. 1.0.4 4/2/01
3
Absolute Maximum Ratings
Operating Conditions
Parameter
Supply Voltage, VCCA, VCCP
Input Logic HIGH
Input Logic LOW
Ambient Operating Temp
Output Driver Supply, VCCQP
PWRGD threshold
Electrical Speci
fi
cations
(V
CCA
= 5V, V
OUT
The
denotes speci
fi
cations which apply over the full operating temperature range.
Parameter
Conditions
Output Voltage
See Table 1
Output Current
Initial Voltage Setpoint
I
LOAD
= 2.8V, f
osc
= 300 KHz, and T
A
= +25
°
C using circuit in Figure 1, unless otherwise noted)
Notes:
1. Steady Date Voltage Regulation includes Initial Voltage Setpoint, Load Regulation, Output Ripple and Output Temperature Drift
and is measured at the converter
’
s output capacitors.
2. As measured at the converter
’
s output capacitors. For motherboard applications, the PCB layout should exhibit no more than
0.5m
trace resistance between the converter
’
s output capacitors and the CPU.
Supply Voltages, VCCA, VCCP, VCCQP to GND
Supply Voltage VCCQP, Charge Pump (V
Voltage Identification Code Inputs, VID4-VID0
Junction Temperature, T
Storage Temperature
Lead Soldering Temperature, 10 seconds
13V
18V
13V
150
IN
+VCCA)
J
°
C
-65 to 150
300
°
C
°
C
Conditions
Min.
4.75
2.0
Typ.
5
Max.
5.25
Units
V
V
V
°
C
V
%V
%V
0.8
70
12
107
112
0
8.5
93
88
Logic High
Logic Low
OUT
OUT
Min.
1.3
Typ.
Max.
3.5
Units
V
A
V
V
mV
mV
mV
mV
mVpk
V
V
15
= 0.8A, V
OUT
OUT
= 2.8V
= 2.0V
= 2.8V
OUT
= 2.0V
V
2.797
2.000
2.825
2.020
+16
+11
-20
±
2
±
13
2.853
2.040
Output Temperature Drift
T
A
= 0 to 70
°
C V
OUT
V
Load Regulation
Line Regulation
Output Ripple
Total Output Variation
Steady State
Total Output Variation
Transient
Short Circuit Detect Threshold
Efficiency
Output Driver Rise and Fall Time
Output Driver Deadtime 1
Output Driver Deadtime 2
Turn-on Response Time
Oscillator Range
Oscillator Frequency
Max Duty Cycle
I
V
20MHz BW, I
V
OUT
= 2.8V
V
OUT
= 2.0V
I
LOAD
= 0.8 to 14.2A, V
LOAD
IN
= 0.8A to 14.2A
= 4.75V to 5.25V
LOAD
= 14.2A
1
2.740
1.940
2.900
2.060
2
OUT
OUT
= 2.8V
= 2.0V
V
2.670
1.900
2.930
2.100
V
V
100
120
82
80
5
80
140
mV
%
nsec
%/f
nsec
msec
KHz
KHz
%
I
See Figure 2
See Figure 2
See Figure 2
I
LOAD
= 0A to 14.2A
LOAD
= 14.2A, V
OUT
= 2.8V
OSC
10
1000
330
80
270
90
C
EXT
= 100 pF
300
95
相關(guān)PDF資料
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RC5054 Programmable Synchronous DC-DC Converter Controller for Low Voltage Microprocessors
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RC5057 High Performance Programmable Synchronous DC-DC Controller for Low Voltage Microprocessors
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
RC5051B WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
RC5051M 功能描述:DC/DC 開關(guān)控制器 DC-DC Converter Prog Sync RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
RC5051M_32 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 DC-DC Converter Prog Sync 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(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
RC5051MT 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Prog Sync DC-DC Low Voltage UPS 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(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
RC5051MT_32 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Prog Sync DC-DC Low Voltage UPS 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(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
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