NCP1090DG ON Semiconductor, NCP1090DG Datasheet - Page 5

• Manufacturer Part Number: NCP1090DG
• Description: IC INTERFACE CTLR POE-PD 8-SOIC
• Manufacturer: ON Semiconductor
• Series: HIPO™r

Specifications of NCP1090DG

• Controller Type: PoE-PD Interface
• Interface: IEEE 802.3af
• Current - Supply: 500mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Output Voltage: 9.8 V
• Output Current: 500 mA
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Number Of Outputs: 8
• Input Voltage: 57V
• Supply Current: 500mA
• Digital Ic Case Style: SOIC
• No. Of Pins: 8
• Svhc: No SVHC (20-Jun-2011)
• Base Number: 1090
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: NCP1090DGOS

Recommended Operating Conditions
Operating conditions define the limits for functional operation and parametric characteristics of the device. Note that the
functionality of the device outside the operating conditions described in this section is not warranted. Operating outside the
recommended operating conditions for extended periods of time may affect device reliability.
Table 3. OPERATING CONDITIONS
3. A tolerance of 1% on the Rclass resistor is included in the min/max values.
INPUT SUPPLY
SIGNATURE DETECTION
CLASSIFICATION
UVLO − INTERNAL SETTING − NCP1090/91/92
UVLO − EXTERNAL SETTING – NCP1091 ONLY
AUXILIARY SUPPLY SETTING – NCP1092 ONLY
Offset_det1
Offset_det2
Sleep_det1
Sleep_det2
Vclass_reg
Vhyst_off2
Vuvlo_on2
Uvlo_filter
Vuvlo_on
Vuvlo_off
Vhyst_int
Vuvlo_pr
Uvlo_ipd
Symbol
VPORT
Icl_bias
Aux_pd
Iclass0
Iclass1
Iclass2
Iclass3
Iclass4
Vcl_on
Vcl_off
Aux_h
Aux_l
Input supply voltage
I
I
I
I
Classification current turn−on lower
threshold
Classification current turn−off upper
threshold
Classification buffer output voltage
I(vportp) quiescent current during
classification
Class 0: Rclass 4420 W (Note 3)
Class 1: Rclass 953 W (Note 3)
Class 2: Rclass 549 W (Note 3)
Class 3: Rclass 357 W (Note 3)
Class 4: Rclass 255 W (Note 3)
Default turn on voltage
Default turn off voltage
UVLO internal hysteresis
UVLO On / Off filter time
UVLO external programming range
External UVLO turn on voltage
External UVLO turn off voltage
UVLO internal pull down current
AUX input high level voltage
AUX input low level voltage
AUX internal pull down resistor
(VPORTP)
(VPORTP)
(VPORTP)
(VPORTP)
+ I
+ I
+ I
+ I
(RTN)
(RTN)
(RTN) +
(RTN) +
Parameter
I
I
(DET)
(DET)
(All values are with respect to VPORTN unless otherwise noted.)
http://onsemi.com
29.6
1.14
0.95
Min
390
100
9.8
3.1
73
21
17
26
36
25
0
0
9
−
−
−
−
−
5
11.3
Typ
400
600
100
9.8
1.2
2.5
15
77
37
31
2
−
−
−
−
−
6
−
1
−
−
−
Max
1.26
1.05
412
0.6
57
21
81
13
24
12
20
30
44
40
50
5
4
−
−
−
−
−
Units
mA
mA
mA
mA
mA
KW
mA
mA
mA
mA
mA
mS
mA
V
V
V
V
V
V
V
V
V
V
V
V
VPORT = VPORTP –
VPORTN
VPORTP = RTN = 1.9 V
Rdet = 24.9 KW
VPORTP = RTN = 9.8 V
Rdet = 24.9 KW
VPORTP = RTN = 1.9 V
Rdet = 24.9 KW
VPORTP = RTN = 9.8 V
Rdet = 24.9 KW
VPORTP rising
VPORTP rising
13 V < VPORTP < 21 V
I(class) excluded
13 V < VPORTP < 21 V
13 V < VPORTP < 21 V
13 V < VPORTP < 21 V
13 V < VPORTP < 21 V
13 V < VPORTP < 21 V
13 V < VPORTP < 21 V
VPORTP rising
VPORTP falling
For information only
VPORTP rising
For information only
Conditions