STHS2377AM6E STMicroelectronics, STHS2377AM6E Datasheet - Page 14

• Manufacturer Part Number: STHS2377AM6E
• Description: Hot Swap & Power Distribution IEEE 802.3af PD Interface
• Manufacturer: STMicroelectronics

Specifications of STHS2377AM6E

• Product: Controllers & Switches
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 6.
1. Classification tested with exact resistor values. A 1% tolerance of classification resistor values is sufficient for compliance
2. Percentage of the intial steady state RTN inrush current value, below which inrush is terminated and PG goes active.
3. Not tested in production.
4. Gradually increase V
14/20
V
I
Undervoltage lockout (UVLO)
V
V
V
V
V
V
V
V
V
I
Thermal shutdown
T
T
Supply current
I
OL(PG)
IL(UVLO)
DD
SHUTDOWN
SHUTDOWN H
PG(OL)
UVLO(R)
UVLO(F)
UVLO(H)
UVL(R)
UVLO(F)
UVLO(H)
UVLO(R)
UVLO(F)
UVLO(H)
Symbol
with IEEE 802.3af classification current limits.
DC characteristics (continued)
PG deglitch
Output low voltage
PG pin leakage current
UVLO Thresholds,
STHS2375x
UVLO Thresholds,
STHS2376x
UVLO Thresholds,
STHS2377x
UVLO pin leakage
current (STHS2376x
only)
Shutdown
temperature
temperature rising
Hysteresis
Operating current
RTN
Parameter
from 0V until I
(3)
(3)
,
RTN
Delay rising and falling PG
I
V
I
STHS2376x V
V
Voltage at V
Voltage at V
Hysteresis
Voltage at UVLO pin, V
Voltage at UVLO pin, V
Hysteresis
Voltage at V
Voltage at V
Hysteresis
V
disappears.
PG
PG
VDD
VDD
UVLO
= 2mA, V
= 2mA, V
= 38V, V
= V
= 0 to 5V
PG
DD
DD
DD
DD
= 57V, V
RTN
RTN
RTN
UVLO
Test conditions
pin, V
pin, V
pin, V
pin, V
= 34V,
= 0V, V
falling
= 0V
RTN
VDD
VDD
VDD
VDD
UVLO
UVLO
VDD
= 0V
rising
falling
rising
falling
rising
falling
= 25V, for
38.4 39.3
29.6 30.5
2.43 2.49
1.87 1.93
0.53 0.56
34.1 35.1
29.7 30.5
Min
8.3
4.3
75
–1
0.12
0.12
250
150
140
Typ
0.1
8.8
4.5
20
40.4
31.5
2.57
1.98
0.58
36.0
31.4
Max
225
450
0.4
0.4
9.1
4.8
1
1
Unit
µA
µA
µA
°C
°C
µs
V
V
V
V
V
V
V
V
V
V
V