LTC4266IUHF View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC4266IUHF Datasheet PDF : 30 Pages
| |||
LTC4266
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. AGND – VEE = 54V, AGND = DGND, and VDD – DGND = 3.3V unless
otherwise noted. (Notes 3, 4)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
UNITS
–48V Supply Voltage
AGND – VEE
For IEEE Type 1 Complaint Output
For IEEE Type 2 Complaint Output
l 45
l 51
57
V
57
V
Undervoltage Lock-out Level
l 20
25
30
V
VDD
VDD Supply Voltage
Undervoltage Lock-out
VDD – DGND
l 3.0
3.3
4.3
V
l
2.2
V
IEE
IDD
Detection
Allowable Digital Ground Offset
VEE Supply Current
VDD Supply Current
DGND – VEE
(AGND – VEE) = 55V
(VDD – DGND) = 3.3V
l 25
57
V
l
–2.4
–5
mA
l
1.1
3
mA
Detection Current – Force Current
Detection Voltage – Force Voltage
First Point, AGND – VOUTn = 9V
l 220
240
260
µA
Second Point, AGND – VOUTn = 3.5V
l 140
160
180
µA
AGND – VOUTn, 5µA ≤ IOUTn ≤ 500µA
First Point
l7
8
9
V
Second Point
l3
4
5
V
Detection Current Compliance
VOC
Detection Voltage Compliance
Detection Voltage Slew Rate
Min. Valid Signature Resistance
AGND – VOUTn = 0V
AGND – VOUTn, Open Port
AGND – VOUTn, CPORT = 0.15µF
l
0.8
0.9
mA
l
10.4
12
V
l
0.01
V/µs
l 15.5
17
18.5
kΩ
Max. Valid Signature Resistance
l 27.5 29.7
32
kΩ
Classification
VCLASS
Classification Voltage
Classification Current Compliance
Classification Threshold Current
AGND – VOUTn, 0mA ≤ ICLASS ≤ 50mA
l 16.0
20.5
V
VOUTn = AGND
l 53
61
67
mA
Class 0 – 1
Class 1 – 2
Class 2 – 3
Class 3 – 4
Class 4 – Overcurrent
l 5.5
6.5
7.5
mA
l 13.5 14.5 15.5
mA
l 21.5
23
24.5
mA
l 31.5
33
34.9
mA
l 45.2
48
50.8
mA
VMARK
Gate Driver
Classification Mark State Voltage
Mark State Current Compliance
AGND – VOUTn, 0.1mA ≤ ICLASS ≤ 10mA
l 7.5
9
10
V
VOUTn = AGND
l 53
61
67
mA
GATE Pin Pull-Down Current
GATE Pin Fast Pull-Down Current
GATE Pin On Voltage
Output Voltage Sense
Port Off, VGATEn = VEE + 5V
Port Off, VGATEn = VEE + 1V
VGATEn = VEE + 5V
VGATEn – VEE, IGATEn = 1µA
l 0.4
mA
l 0.08 0.12
mA
30
mA
l8
14
V
VPG
Power Good Threshold Voltage
VOUTn – VEE
OUT Pin Pull-Up Resistance to AGND
0V ≤ (AGND – VOUTn) ≤ 5V
l2
2.4
2.8
V
l 300
500
700
kΩ
4266fb
3
Share Link: 