- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄374020 > ADP3179 (Analog Devices, Inc.) 4-Bit Programmable Synchronous Buck Controllers PDF資料下載
參數(shù)資料
| 型號(hào)： | ADP3179 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 4-Bit Programmable Synchronous Buck Controllers |
| 中文描述： | 4位可編程同步降壓控制器 |
| 文件頁(yè)數(shù)： | 2/16頁(yè) |
| 文件大?。?/td> | 231K |
| 代理商： | ADP3179 |
第1頁(yè)當(dāng)前第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)
REV. A
–2–
ADP3159/ADP3179–SPECIFICATIONS
1
Parameter
(VCC = 12 V, T
A
= 0 C to 70 C, unless otherwise noted.)
Symbol
Conditions
Min
Typ
Max
Unit
FEEDBACK INPUT
Output Accuracy
1.3 V Output
1.65 V Output
2.05 V Output
Line Regulation
Crowbar Trip Point
Crowbar Reset Point
Crowbar Response Time
V
FB
Figure 1
Figure 1
Figure 1
VCC = 10 V to 14 V
% of Nominal DAC Voltage
% of Nominal DAC Voltage
Overvoltage to DRVL Going High
1.289
1.637
2.034
1.3
1.65
2.05
0.06
120
50
400
1.311 V
1.663 V
2.066 V
V
OUT
V
CROWBAR
%
%
%
ns
115
40
125
60
t
CROWBAR
VID INPUTS
Input Low Voltage
Input High Voltage
Input Current
Pull-Up Resistance
Internal Pull-Up Voltage
V
IL(VID)
V
IH(VID)
I
VID
R
VID
0.6
V
V
μ
A
k
V
2.0
VID(X) = 0 V
185
30
5.4
250
20
5.0
5.7
OSCILLATOR
Off Time
CT Charge Current
T
A
= 25
°
C, CT = 200 pF
T
A
= 25
°
C, V
OUT
in Regulation
T
A
= 25
°
C, V
OUT
= 0 V
3.5
130
25
4.0
150
35
4.5
170
45
μ
s
μ
A
μ
A
I
CT
ERROR AMPLIFIER
Output Resistance
Transconductance
Output Current
Maximum Output Voltage
Output Disable Threshold
–3 dB Bandwidth
R
O(ERR)
g
m(ERR)
I
O(ERR)
V
COMP(MAX)
V
COMP(OFF)
BW
ERR
1
2.2
625
3.0
750
500
m
mmho
μ
A
V
mV
kHz
2.05
2.35
FB– Forced to V
OUT
– 3%
FB– Forced to V
OUT
– 3%
600
900
COMP = Open
CURRENT SENSE
Threshold Voltage
V
CS(TH)
FB– Forced to V
OUT
– 3%
FB–
≤
0.45 V
0.8 V
≤
COMP
≤
1 V
CS+ = CS– = V
OUT
CS+ – (CS–)
>
87 mV to DRVH
Going Low
69
35
78
45
1
0.5
50
87
54
5
5
mV
mV
mV
μ
A
ns
Input Bias Current
Response Time
I
CS+
, I
CS–
t
CS
OUTPUT DRIVERS
Output Resistance
Output Transition Time
R
O(DRV(X))
t
R
, t
F
I
L
= 50 mA
C
L
= 3000 pF
6
80
ns
LINEAR REGULATORS
Feedback Current
LR1 Feedback Voltage
I
LRFB(X)
V
LRFB(1)
0.3
2.5
1.0
1.8
1.0
1
2.56
1.03
1.85
1.03
μ
A
V
V
V
V
V
ADP3159 Figure 2, VCC = 4.5 V to 12.6 V
ADP3179 Figure 2, VCC = 2-4.5 V to 12.6 V
ADP3159 Figure 2, VCC = 4.5 V to 12.6 V
ADP3179 Figure 2, VCC = 2-4.5 V to 12.6 V
VCC = 4.5 V, V
LRFB(X)
= 0 V
2.44
0.97
1.75
0.97
4.2
LR2 Feedback Voltage
V
LRFB(2)
Driver Output Voltage
V
LRDRV(X)
POWER GOOD COMPARATOR
Undervoltage Threshold
Undervoltage Hysteresis
Overvoltage Threshold
Overvoltage Reset Point
Output Voltage Low
Response Time
V
PWRGD(UV)
% of Nominal DAC Voltage
% of Nominal DAC Voltage
% of Nominal DAC Voltage
% of Nominal DAC Voltage
I
PWRGD(SINK)
= 1 mA
75
80
5
120
50
250
250
85
%
%
%
%
mV
ns
V
PWRGD(OV)
115
40
125
60
500
V
OL(PWRGD)
SUPPLY
DC Supply Current
2
UVLO Threshold Voltage
UVLO Hysteresis
I
CC
V
UVLO
7
7
1
9
7.25
1.2
mA
V
V
6.75
0.8
NOTES
1
All limits at temperature extremes are guaranteed via correlation using standard Statistical Quality Control (SQC).
2
Dynamic supply current is higher due to the gate charge being delivered to the external MOSFETs.
Specifications subject to change without notice.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| ADP3179JRU | PRECISION THERMOSTATS |
| ADP3180JRU-REEL | Aluminum Electrolytic Radial Leaded Bi-Polar Capacitor; Capacitance: 470uF; Voltage: 35V; Case Size: 12.5x25 mm; Packaging: Bulk |
| ADP3180 | 6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller |
| ADP3180JRU-REEL7 | 6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller |
| ADP3203JRU-085-RL | Aluminum Electrolytic Radial Leaded Bi-Polar Capacitor; Capacitance: 1000uF; Voltage: 35V; Case Size: 16x31.5 mm; Packaging: Bulk |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ADP3179JRU | 制造商:AD 制造商全稱:Analog Devices 功能描述:4-Bit Programmable Synchronous Buck Controllers |
| ADP3179JRU-REEL7 | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel 制造商:Analog Devices 功能描述: |
| ADP3180 | 制造商:AD 制造商全稱:Analog Devices 功能描述:6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller |
| ADP31800001RUR | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ADP3180JRU-REEL | 制造商:Rochester Electronics LLC 功能描述:4PHASE CNTRLR/INTEL VRM 10COMPLIANT CPU - Tape and Reel |
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。