INPUT (VIN PIN) |
IIN-EN |
Input current, enabled |
VUVLO = 3 V and VOVLO = 2 V |
|
5.6 |
7 |
mA |
PORIT |
Power-on reset threshold at VVIN to trigger insertion timer |
VVIN increasing |
|
7.8 |
9.0 |
V |
POREN |
Power-on reset threshold at VVIN to enable all functions |
VVIN increasing |
|
8.6 |
9.9 |
V |
PORHYS |
POREN hysteresis |
VVIN decreasing |
|
100 |
|
mV |
VDD REGULATOR (VDD PIN) |
VDD |
|
IVDD = 0 mA |
4.60 |
4.90 |
5.15 |
V |
IVDD = 10 mA |
4.60 |
4.85 |
5.15 |
V |
VDDILIM |
VVDD current limit |
|
–50 |
–30 |
–15 |
mA |
VDDPOR |
VVDD voltage reset threshold |
VVDD rising |
|
4.1 |
|
V |
UVLO/EN, OVLO PINS |
UVLOTH |
UVLO threshold |
VUVLO falling |
2.41 |
2.48 |
2.55 |
V |
UVLOHYS |
UVLO hysteresis current |
VUVLO = 1 V |
16 |
20 |
24 |
µA |
UVLOBIAS |
UVLO bias current |
VUVLO = 3 V |
|
|
1 |
µA |
OVLOTH |
OVLO threshold |
VOVLO rising |
2.39 |
2.46 |
2.53 |
V |
OVLOHYS |
OVLO hysteresis current |
VOVLO= 1 V |
–24 |
–21 |
–16 |
µA |
OVLOBIAS |
OVLO bias current |
VOVLO = 1 V |
|
|
1 |
µA |
POWER GOOD (PGD PIN) |
PGDVOL |
Output low voltage |
ISINK = 2 mA |
|
100 |
400 |
mV |
PGDIOH |
Off leakage current |
VPGD = 80 V |
|
|
1 |
µA |
FB PIN |
FBTH |
FB threshold |
VUVLO = 3 V and VOVLO = 2 V |
2.41 |
2.46 |
2.52 |
V |
FBHYS |
FB hysteresis current |
|
–25 |
–20 |
–15 |
µA |
FBLEAK |
Off leakage current |
VFB = 2.3 V |
|
|
1 |
µA |
POWER LIMIT (PWR PIN) |
|
Power limit sense voltage (VVIN_K – VSENSE) |
VSENSE – VOUT = 48 V, RPWR = 60 kΩ |
7.4 |
9.4 |
11.4 |
mV |
VSENSE – VOUT = 48 V, RPWR = 20 kΩ |
1.5 |
3.5 |
5.7 |
mV |
VSENSE – VOUT = 48 V, RPWR = 20 kΩ, TJ = 0°C to 85°C |
1.85 |
3.5 |
5.02 |
mV |
VSENSE – VOUT = 24 V, RPWR = 60 kΩ |
15 |
18.75 |
22.5 |
mV |
VSENSE – VOUT = 24 V, RPWR = 20 kΩ |
5 |
7.23 |
10 |
mV |
IPWR |
PWR pin current |
VPWR = 2.5 V |
|
-20 |
|
µA |
RSAT(PWR) |
PWR pin impedance when disabled |
VUVLO = 2 V |
|
120 |
|
Ω |
GATE CONTROL (GATE PIN) |
IGATE |
Source current |
Normal operation |
–40 |
–20 |
–7.5 |
µA |
Fault sink current |
VUVLO = 2 V |
3.4 |
4.2 |
5.3 |
mA |
POR circuit breaker sink current |
VVIN_K – VSENSE = 60 mV or VVIN < PORIT, VGATE = 5 V, OUT = 0 V, CB/CL ratio bit = 0, CL = 1 |
90 |
160 |
230 |
mA |
VGATEZ |
Reverse-bias voltage of GATE to OUT Zener diode, IZ = –100 µA |
VGATE– VOUT |
12 |
16.5 |
18 |
V |
VGATECP |
Peak charge pump voltage in normal operation (VIN = VOUT) |
VGATE– VOUT |
11 |
13 |
15 |
V |
OUT PIN |
IOUT-EN |
OUT bias current, enabled |
VIN = VOUT, normal operation |
60 |
80 |
100 |
µA |
IOUT-DIS |
OUT bias current, disabled (2) |
Disabled, OUT = 0 V, VVIN_K = VSENSE |
–65 |
–50 |
–35 |
µA |
CURRENT LIMIT |
VCL |
Current limit threshold voltage (VVIN_K – VSENSE) |
CL = VDD |
23.4 |
26 |
28.6 |
mV |
CL = GND |
45 |
50 |
55 |
ISENSE |
SENSE input current |
Enabled, SENSE = OUT |
20 |
25 |
35 |
µA |
Disabled, OUT = 0 V |
|
66 |
|
Enabled, OUT = 0 V |
190 |
220 |
250 |
CIRCUIT BREAKER |
RTCB |
Circuit breaker to current limit ratio: (VVIN_K – VSENSE)CB/VCL |
CB/CL ratio bit = 0, ILIM = 50 mV |
1.64 |
1.94 |
2.23 |
V/V |
CB/CL ratio bit = 1, ILIM = 50 mV |
3.28 |
3.87 |
4.45 |
CB/CL ratio bit = 0, ILIM = 26 mV |
1.5 |
1.88 |
2.3 |
CB/CL ratio bit = 1, ILIM = 26 mV |
3.1 |
3.75 |
4.45 |
VCB |
Circuit breaker threshold voltage: (VVIN_K – VSENSE) |
CB/CL ratio bit = 0, ILIM = 50 mV |
76 |
96 |
116 |
mV |
CB/CL ratio bit = 1, ILIM = 50 mV |
155 |
193 |
235 |
CB/CL ratio bit = 0, ILIM = 26 mV |
38 |
48 |
58 |
CB/CL ratio bit = 1, ILIM = 26 mV |
76 |
96 |
116 |
TIMER (TIMER PIN) |
|
VTMRH |
Upper threshold |
|
3.74 |
3.9 |
4.07 |
V |
VTMRL |
Lower threshold |
Restart cycles |
1 |
1.2 |
1.4 |
V |
End of eighth cycle re-enable threshold |
|
0.3 |
|
V |
ITIMER |
Insertion time current |
TIMER pin = 2 V |
–5.9 |
–4.8 |
–3.3 |
µA |
Sink current, end of insertion time |
0.9 |
1.5 |
2.1 |
mA |
Fault detection current |
–90 |
–75 |
–60 |
µA |
Fault sink current |
1.7 |
2.5 |
3.2 |
µA |
DCFAULT |
Fault restart duty cycle |
|
0.5% |
|
|
INTERNAL REFERENCE |
VREF |
Reference voltage |
|
2.93 |
2.97 |
3.02 |
V |
ADC AND MUX |
|
Resolution |
|
|
12 |
|
Bits |
INL |
Integral non-linearity |
ADC only |
|
±4 |
|
LSB |
tACQUIRE |
Acquisition + conversion time |
Any channel |
|
100 |
|
µs |
tRR |
Acquisition round robin time |
Cycle all channels |
|
1 |
|
ms |
TELEMETRY ACCURACY |
IINFSR |
Current input full-scale range |
CL = GND |
50 |
54.4 |
58 |
mV |
CL = VDD |
26 |
27.0 |
29 |
mV |
IINLSB |
Current input LSB |
CL = GND |
|
13.30 |
|
µV |
CL = VDD |
|
6.70 |
|
µV |
VAUXFSR |
VAUX input full-scale range |
|
2.93 |
2.97 |
3.01 |
V |
VAUXLSB |
VAUX input LSB |
|
|
725 |
|
µV |
VINFSR |
Input voltage full-scale range |
|
86 |
88.9 |
91 |
V |
VINLSB |
Input voltage LSB |
|
|
21.7 |
|
mV |
VOUTFSR |
Output voltage full-scale range |
|
86 |
88.9 |
91 |
V |
VOUTLSB |
Output voltage LSB |
|
|
21.7 |
|
mV |
IINACC |
Input current absolute accuracy |
VVIN_K – VSENSE = 22 mV (80% IINFSR), CL = VDD |
–1.75 |
% |
+1.75 |
|
VVIN_K – VSENSE = 5 mV (19% IINFSR), CL = VDD |
–6.0 |
% |
+6.0 |
|
VVIN_K – VSENSE = 44 mV (80% IINFSR), CL = GND |
–3.5 |
% |
+3.5 |
|
VACC |
VIN, VOUT absolute accuracy |
VVIN, VVOUT = 48, 80 V |
–1.25 |
% |
+1.25 |
|
VVIN, VVOUT = 10 V |
–2.5 |
% |
+2.5 |
|
VAUX absolute accuracy |
VAUX = 2.8 V |
–1.25 |
% |
+1.25 |
|
PINACC |
Input power accuracy |
VVIN = 48 V, VVIN_K – VSENSE = 22 mV (80% IINFSR), CL = VDD |
–2.5 |
% |
+2.5 |
|
VVIN = 48 V, VVIN_K – VSENSE = 5 mV (19% IINFSR), CL = VDD |
–6.5 |
% |
+6.5 |
|
VVIN = 48V , VVIN_K – VSENSE= 44 mV (80% IINFSR), CL = GND |
–4.5 |
% |
+4.5 |
|
REMOTE DIODE TEMPERATURE SENSOR |
TACC |
Temperature accuracy using local diode |
TA = 25°C to 85°C |
|
2 |
10 |
°C |
Remote diode resolution |
|
|
9 |
|
bits |
IDIODE |
External diode current source |
High level |
|
250 |
325 |
µA |
Low level |
|
9.4 |
|
µA |
|
Diode current ratio |
|
|
25.9 |
|
µA |
PMBus PIN THRESHOLDS (SMBA, SDA, SCL) |
VIL |
Data, clock input low voltage |
|
|
|
0.9 |
V |
VIH |
Data, clock input high voltage |
|
2.1 |
|
5.5 |
V |
VOL |
Data output low voltage |
ISINK = 3 mA |
0 |
|
0.4 |
V |
ILEAK |
Input leakage current |
SDAI,SMBA,SCL = 5 V |
|
|
1 |
µA |
CONFIGURATION PIN THRESHOLDS (CL, RETRY) |
VIH |
Threshold voltage |
|
3 |
|
|
V |
ILEAK |
Input leakage current |
CL, RETRY = 5 V |
|
5 |
|
µA |