LTC4215 Linear Technology, LTC4215 Datasheet - Page 4

• Manufacturer Part Number: LTC4215
• Description: Hot Swap Controller
• Manufacturer: Linear Technology

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LTC4215
temperature range, otherwise specifi cations are at T
SYMBOL
ΔV
I
V
Other Pin Functions
V
I
I
t
t
V
V
I
I
I
I
ADC
R
I
I
V
I
V
I
ELECTRICAL CHARACTERISTICS
4
FB
GPIO(OH)
SOURCE
P(GATE)
D(GATE)
TIMER(UP)
TIMER(DOWN)
TIMER(UP/DOWN)
SS
ADIN
2
ADR(IN,Z)
ADR(IN)
ADR(H)
ADR(L)
GPIO(TH)
GPIO(OL)
TIMERL(TH)
TIMERH(TH)
ADIN
C Interface
FB(HYST)
PARAMETER
FB Pin Power Good Hysteresis
Foldback Pin Input Current
GPIO Pin Input Threshold
GPIO Pin Output Low Voltage
GPIO Pin Input Leakage Current
SOURCE Pin Input Current
Input (ON, OV, UV, ⎯ E ⎯ N ) to GATE Off
Propagation Delay
Turn-On Delay
Timer Low Threshold
Timer High Threshold
TIMER Pin Pull-Up Current
TIMER Pin Pulldown Current for OC Auto-Retry
TIMER Current Up/Down Ratio
Soft-Start Ramp Pull-Up Current
Resolution (No Missing Codes)
Integral Nonlinearity
Offset Error (Note 4)
Total Unadjusted Error
Full-Scale Error
Full-Scale Voltage (255 • V
ADIN Pin Sampling Resistance
ADIN Pin Input Current
Conversion Rate
ADR0, ADR1, ADR2 Input High Voltage
ADR0, ADR1, ADR2 Hi-Z Input Current
ADR0, ADR1, ADR2 Input Low Voltage
ADR0, ADR1, ADR2 Input Current
LSB
)
A
= 25°C. V
The
CONDITIONS
FB = 1.8V
V
I
V
SOURCE = 15V
ON
UV, OV, ⎯ E ⎯ N
Overcurrent Auto-Retry
Ramping
Waiting for GATE to Slew
V
SOURCE
ADIN
V
SOURCE
ADIN
V
SOURCE
ADIN
V
SOURCE
ADIN
V
SOURCE
ADIN
V
V
ADR0, ADR1, ADR2 = 0.8V
ADR0, ADR1, ADR2 = INTV
ADR0, ADR1, ADR2 = 0V, INTV
GPIO
ADIN
ADIN
GPIO
GPIO
DD
DD
DD
DD
DD
●
DD
– SENSE (Note 5)
– SENSE
– SENSE
– SENSE
– SENSE
denotes the specifi cations which apply over the full operating
= 5mA
= 1.28V
= 1.28V
Rising
= 15V
= 12V unless otherwise noted.
CC
– 0.8V
CC
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
INTV
37.625
–1.25
–1.25
15.14
1.205
–0.8
MIN
0.17
–7.5
–0.4
–80
–80
0.8
2.5
1.2
1.4
0.2
40
50
40
–2
3
8
1
3
CC
INTV
1.235
38.45
15.44
–100
0.25
–0.7
1.23
–0.4
TYP
100
–10
0.2
0.5
0.2
0.2
0.4
80
50
10
8
0
1
0
3
1
5
2
2
0
CC
INTV
39.275
–12.5
15.74
1.255
–120
MAX
–0.2
0.23
1.26
–1.0
1.25
1.25
±2.0
±1.0
±1.0
±5.5
±5.0
±5.0
±5.5
±5.0
±5.0
±0.1
120
150
1.2
0.5
2.6
0.8
15
±1
±1
75
60
–3
80
5
2
2
CC
UNITS
4215fb
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
MΩ
Bits
mV
mV
ms
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µs
µs
Hz
V
V
V
V
V
V
V
V
s