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参数资料
| 型号： | PD70101ILQ |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PQCC32 |
| 封装： | 5 X 5 MM, ROHS COMPLIANT, PLASTIC, QFN-32 |
| 文件页数： | 17/19页 |
| 文件大小： | 416K |
| 代理商： | PD70101ILQ |
PD70101 & PD70201
PRELIMINARY DATA SHEET
Copyright 2010
Microsemi
Page 7
Rev. 0.6, 21-Jan-2011
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA 92841; 714-898-8121; Fax: 714-893-2570
P
D
7
0
1
0
1
&
P
D
7
0
2
0
1
PD70101 / PD70201: IEEE 802.3 af/at
Power Over Ethernet PD Controller
TM
PD70101 & PD70201
CONTROLLER
Parameter
Symbol
Test Conditions / Comment
Min
Type
Max
Units
CURRENT SENSE AMPLIFIER AND CURRENT LIMIT
Gain
Measure at DC
9.5
10
10.5
V/V
Input Common Mode Range
0
2.0
V
Output Rise/Fall time
Measured from 10% to 90%
75
ns
Blanking Time
50
100
ns
Current Limit Threshold
VILIM_TH
Threshold where PWM
pulses are truncated.
1.1
1.2
1.3
V
Current Max Threshold
VIMAX_TH
Threshold where device
goes into hiccup.
1..7
1.8
1.9
v
DIFFERENTIAL AMPLIFIER
Gain
Measured at DC
6.86
7.0
7.14
V/V
Unity Gain Bandwidth
1
5
MHz
Common Mode Range
0
3.5
V
Input Offset Voltage
-5
+5
mV
Input Bias Current
-1
+1
A
OUTPUT DRIVERS
Primary Gate (PG) High On Resistance
PG RdsONH
10
Ω
Primary Gate (PG) Low On Resistance
PG RdsONL
5
Ω
Secondary Gate (SG) High On
Resistance
SG RdsONH
10
Ω
Secondary Gate (PG) Low On
Resistance
SG RdsONL
10
Ω
Dead Time – PG low to SG high or SG
low to PG high
TDEAD
Measured between 10%
levels. CLOAD on PG and SG
= 1000pF
110
ns
PG Minimum On Time
100
ns
PG Maximum Duty Cycle
46
50
%
LOGIC ( VINS_SEL PIN AND ENABLE PIN)
Logic High Threshold
2.0
V
Logic Low Threshold
0.8
V
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