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ADP5050ACPZ-R7 数据表(PDF) 7 Page - Analog Devices

部件名 ADP5050ACPZ-R7
功能描述  5-Channel Integrated Power Solution with Quad Buck Regulators and 200 mA LDO Regulator
PDF  60 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP5050ACPZ-R7 数据表(HTML) 7 Page - Analog Devices

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Data Sheet
ADP5050
Rev. 0 | Page 7 of 60
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions/Comments
CHANNEL 2 SYNC BUCK REGULATOR
FB2 Pin
Fixed Output Options
VOUT2
3.3
5.0
V
Fuse trim or I2C interface
(3-bit value)
Adjustable Feedback Voltage
VFB2
0.800
V
Feedback Voltage Accuracy
VFB2(DEFAULT)
−0.55
+0.55
%
TJ = 25°C
−1.25
+1.0
%
0°C ≤ TJ ≤ 85°C
−1.5
+1.5
%
−40°C ≤ TJ ≤ +125°C
Feedback Bias Current
IFB2
0.1
µA
Adjustable voltage
SW2 Pin
High-Side Power FET
On Resistance
RDSON(2H)
110
mΩ
Pin-to-pin measurement
Current-Limit Threshold
ITH(ILIM2)
3.50
4.4
5.28
A
RILIM2 = floating
1.91
2.63
3.08
A
RILIM2 = 47 kΩ
4.95
6.44
7.48
A
RILIM2 = 22 kΩ
Minimum On Time
tMIN_ON2
117
155
ns
fSW = 250 kHz to 1.4 MHz
Minimum Off Time
tMIN_OFF2
1/9 × tSW
ns
fSW = 250 kHz to 1.4 MHz
Low-Side Driver, DL2 Pin
Rising Time
tRISING2
20
ns
CISS = 1.2 nF
Falling Time
tFALLING2
3.4
ns
CISS = 1.2 nF
Sourcing Resistor
tSOURCING2
10
Ω
Sinking Resistor
tSINKING2
0.95
Ω
Error Amplifier (EA), COMP2 Pin
EA Transconductance
gm2
310
470
620
µS
Soft Start
Soft Start Time
tSS2
2.0
ms
SS12 connected to VREG
Programmable Soft Start Range
2.0
8.0
ms
Hiccup Time
tHICCUP2
7 × tSS2
ms
COUT Discharge Switch On Resistance
RDIS2
250
Ω
CHANNEL 3 SYNC BUCK REGULATOR
FB3 Pin
Fixed Output Options
VOUT3
1.20
1.80
V
Fuse trim or I2C interface
(3-bit value)
Adjustable Feedback Voltage
VFB3
0.800
V
Feedback Voltage Accuracy
VFB3(DEFAULT)
−0.55
+0.55
%
TJ = 25°C
−1.25
+1.0
%
0°C ≤ TJ ≤ 85°C
−1.5
+1.5
%
−40°C ≤ TJ ≤ +125°C
Feedback Bias Current
IFB3
0.1
µA
Adjustable voltage
SW3 Pin
High-Side Power FET
On Resistance
RDSON(3H)
225
mΩ
Pin-to-pin measurement
Low-Side Power FET
On Resistance
RDSON(3L)
150
mΩ
Pin-to-pin measurement
Current-Limit Threshold
ITH(ILIM3)
1.7
2.2
2.55
A
Minimum On Time
tMIN_ON3
90
120
ns
fSW = 250 kHz to 1.4 MHz
Minimum Off Time
tMIN_OFF3
1/9 × tSW
ns
fSW = 250 kHz to 1.4 MHz
Error Amplifier (EA), COMP3 Pin
EA Transconductance
gm3
310
470
620
µS
Soft Start
Soft Start Time
tSS3
2.0
ms
SS34 connected to VREG
Programmable Soft Start Range
2.0
8.0
ms
Hiccup Time
tHICCUP3
7 × tSS3
ms
COUT Discharge Switch On Resistance
RDIS3
250
Ω



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