LTC4261 LINER [Linear Technology], LTC4261 Datasheet - Page 3

• Manufacturer Part Number: LTC4261
• Description: Negative Voltage Hot Swap Controllers with ADC and I2C Monitoring
• Manufacturer: LINER [Linear Technology]

temperature range, otherwise specifi cations are at I
SYMBOL
General
V
ΔV
I
V
ΔV
INTV
Gate Drive
V
I
I
t
t
t
I
V
I
I
Input Pins
V
V
ΔV
δV
V
ΔV
V
ΔV
ΔV
V
ΔV
V
ΔV
I
ELECTRICAL CHARACTERISTICS
IN
GATE(UP)
GATE(OFF)
PHL(SENSE)
PHL(GATE)
PHLCB
RAMP
SS(UP)
SS(DN)
INPUT
Z
IN(UVLO)
GATEH
SS
UVH(TH)
UVL(TH)
UVLR(TH)
OV(TH)
INPUT(TH)
PGIO(TH)
UV
Z
IN(UVLO)
UV(HYST)
UVLR(HYST)
OV(HYST)
SENSE
INPUT(HYST)
PGIO(HYST)
CC
PARAMETER
Shunt Regulator Voltage at V
Shunt Regulator Load Regulation
V
V
V
Internal Regulator Voltage
GATE Pin Output High Voltage
GATE Pin Pull-Up Current
GATE Turn-Off Current
SENSE High to Current Limit
Propagation Delay
GATE Off Propagation Delay
Circuit Breaker Gate Off Delay
RAMP Pin Current
SS Pin Clamp Voltage
SS Pin Pull-Up Current
SS Pin Pull-Down Current
UVH Threshold Voltage
UVL Threshold Voltage
Built-In UV Hysteresis
UVH, UVL Minimum Hysteresis
UVL Reset Threshold Voltage
UVL Reset Hysteresis
OV Pin Threshold Voltage
OV Pin Hysteresis
Current Limit Sense Voltage Threshold
ON, EN, PGI, FLTIN Threshold Voltage
ON, EN, PGI, FLTIN Hysteresis
PGIO Pin Input Threshold Voltage
PGIO Pin Input Hysteresis
ON, EN, UVH, UVL, OV, SENSE, PGI,
FLTIN Input Current
IN
IN
IN
Supply Current
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
IN
IN
CONDITIONS
I
I
V
V
I
V
V
V
Gate Off, V
V
V
Input High (OV, EN, PGI), Input Low (ON, UVL),
C
V
V
V
V
V
V
UVH and UVL Tied Together
V
V
V
ON, EN, PGI, FLTIN Falling or Rising
V
ON, EN, UVH, UVL, OV, SENSE, PGI, FLTIN = 3V
IN
IN
LOAD
IN
IN
IN
GATE
SENSE
SENSE
SENSE
GATE
GATE
SS
SS
SS
UVH
UVL
UVL
OV
SENSE
PGIO
= 5mA, T
= 5mA
= 5mA to 25mA
= V
Rising
= 10.65V
= 2.56V
= 0V
= 2.56V
Rising
Falling
Falling
Rising
= 1mA to 20mA, I
Rising
= 4V
= 1pF
< 2V, C
Z
The
= 300mV, V
= 100mV, C
= 300mV, C
– V
– 0.3V
GATE
EE
●
A
GATE
= 25°C. (Note 2)
denotes the specifi cations which apply over the full operating
= 4V
= 1pF
GATE
GATE
GATE
IN
= 4V
= 1pF
= 1pF
LTC4261C
LTC4261I
LTC4261C
LTC4261I
LTC4261C
LTC4261I
= 25mA
LTC4261/LTC4261-2
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
10.65
2.534
2.522
2.263
2.254
1.744
1.735
4.75
–7.5
2.43
1.12
1.10
MIN
440
–18
256
8.5
0.3
0.8
10
60
60
–7
18
45
6
10.25
–11.5
2.291
2.291
1.770
1.770
11.2
2.56
2.56
2.56
1.21
37.5
1.25
TYP
370
110
110
530
–20
–10
269
170
100
0.7
0.5
0.2
0.2
1.4
12
15
60
50
2
9
5
0
–15.5
2.586
2.598
2.319
2.328
1.796
1.805
MAX
11.8
5.25
10.5
2.69
1.30
1.40
600
140
140
620
–22
–13
282
9.5
1.5
0.5
0.5
20
62
55
±2
5
1
2
UNITS
42612fb
3
mV
mA
mA
mA
mA
mV
mV
mV
mV
mV
mV
mV
µA
µA
µA
µA
µs
µs
µs
µs
V
V
V
V
V
V
V
V
V
V
V
V