OMO ElectronicOMO Electronic
Expand menu
Hello, Sign inMy Account
0 Cart

MAX4370ESA+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
MAX4370
Current-Regulating Hot-Swap Controller with
DualSpeed/BiLevel Fault Protection
4 _______________________________________________________________________________________
Typical Operating Characteristics
(Circuit of Figure 7, V
IN
= 5V, R
SENSE
= 100mΩ, M1 = FDS6670A, C
BOARD
= 470µF, C
GATE
= 0, R
S
= 0, T
A
= +25°C, unless other-
wise noted.)
0
0.3
0.2
0.1
0.5
0.4
0.9
0.8
0.7
0.6
1.0
02468101214
SUPPLY CURRENT vs. INPUT VOLTAGE
MAX4370 toc01
V
IN
(V)
SUPPLY CURRENT (mA)
ON = V
IN
I
GATE
= 10µA
ON = GND
-40 -15 10 35 60 85
SUPPLY CURRENT vs. TEMPERATURE
MAX4370 toc02
TEMPERATURE (°C)
0
0.3
0.2
0.1
0.5
0.4
0.9
0.8
0.7
0.6
1.0
SUPPLY CURRENT (mA)
ON = V
IN
V
IN
= 12V
V
IN
= 5V
V
IN
= 3V
49.0
49.6
49.4
49.2
50.0
49.8
50.8
50.6
50.4
50.2
51.0
02468101214
SLOW COMPARATOR THRESHOLD
vs. INPUT VOLTAGE
MAX4370 toc03
V
IN
(V)
V
SC, TH
(mV)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
0
200
100
400
300
600
500
700
1 10 100 1000
FAST COMPARATOR RESPONSE TIME
vs. OVERDRIVE VOLTAGE
MAX4370 toc07
V
OD
(mV)
t
FCD
(ns)
V
IN
= 3V
V
IN
= 5V
V
IN
= 12V
18
20
19
22
21
23
24
18
20
19
22
21
23
24
0682 4 10 12 14
SLOW COMPARATOR
RESPONSE TIME vs. INPUT VOLTAGE
MAX4370 toc05
V
IN
(V)
t
CSPD
(µs)
t
CSPD
(ms)
CSPD = 110nF
TIME IN ms
CSPD = 0
TIME IN µs
190
196
194
192
200
198
108
206
204
202
210
FAST COMPARATOR THRESHOLD
vs. INPUT VOLTAGE
MAX4370 toc06
V
FC, TH
(mV)
02468101214
V
IN
(V)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
400
430
420
410
450
440
490
480
470
460
500
-40 -20 0 20 40 60 80 100
FAST COMPARATOR RESPONSE TIME
vs. TEMPERATURE
MAX4370 toc08
TEMPERATURE (°C)
t
FCD
(ns)
V
IN
= 12V
V
IN
= 3V
V
OD
= 10mV
V
IN
= 5V
250
270
310
290
330
350
042 6 8 101214
START-UP TIME
vs. INPUT VOLTAGE
MAX4370 toc09
V
IN
(V)
t
START
(µs)
25
27
31
29
33
35
t
START
(ms)
C
TIM
= 100nF
TIME IN ms
C
TIM
= 1nF
TIME IN µs
MAX4370
Current-Regulating Hot-Swap Controller with
DualSpeed/BiLevel Fault Protection
_______________________________________________________________________________________
5
0
50
25
100
75
125
150
-40 -10 35-15 60 85
GATE CHARGE CURRENT
vs. TEMPERATURE
MAX4370 toc11
TEMPERATURE (°C)
I
GATE
(µA)
V
IN
= 12V
V
GATE
= 0
V
IN
= 5V
V
IN
= 3V
0
5
15
10
20
25
042 6 8 101214
GATE VOLTAGE vs. INPUT VOLTAGE
MAX4370 toc12
V
IN
(V)
V
GATE
(V)
I
GATE
= 10µA
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
0
100
50
150
300
350
250
200
400
0 468102 1214161820
GATE DISCHARGE CURRENT
vs. GATE VOLTAGE
MAX4370 toc13
V
GATE
(V)
I
GATE
(µA)
V
IN
= 12V
V
IN
= 3V
TRIGGERED BY A FAULT
OR BY ON FALLING
V
IN
= 5V
C
BOARD
= 0, R
SENSE
= 100mΩ,
C
TIM
= 10nF, C
GATE
= 0
V
OUT
(2V/div)
V
GATE
(2V/div)
ON
100µs/div
START-UP TIME (C
BOARD
= 0)
MAX4370-16
0
100
50
200
150
350
300
250
400
-40 10-15 35 60 85
GATE DISCHARGE CURRENT
vs. TEMPERATURE
MAX4370 toc14
TEMPERATURE (°C)
I
GATE
(µA)
V
IN
= 3V
V
IN
= 5V & 12V
V
GATE
= V
IN
TRIGGERED BY A FAULT
OR BY ON FALLING
C
BOARD
= 470µF, R
SENSE
= 100mΩ,
C
TIM
= 10nF, C
GATE
= 0
I
LOAD
(1A/div)
V
OUT
(2V/div)
V
GATE
(2V/div)
ON
500µs/div
START-UP TIME (C
BOARD
= 470µF)
MAX4370-15
C
BOARD
= 470µF, R
SENSE
= 100mΩ,
C
GATE
= 22nF, C
TIM
= 10nF, R
S
= 0
I
LOAD
(1A/div)
V
OUT
(2V/div)
V
GATE
(2V/div)
ON
1ms/div
START-UP TIME
(EXTERNAL C
GATE
= 22nF, C
BOARD
= 470µF)
MAX4370-17
C
BOARD
= 470µF, R
SENSE
= 100mΩ,
C
GATE
= 0
I
LOAD
(1A/div)
V
OUT
(2V/div)
V
GATE
(2V/div)
0A
50µs/div
TURN-OFF TIME (C
BOARD
= 470µF)
MAX4370-18
ON
0V
Typical Operating Characteristics (continued)
(Circuit of Figure 7, V
IN
= 5V, R
SENSE
= 100mΩ, M1 = FDS6670A, C
BOARD
= 470µF, C
GATE
= 0, R
S
= 0, T
A
= +25°C, unless other-
wise noted.)
MAX4370
Current-Regulating Hot-Swap Controller with
DualSpeed/BiLevel Fault Protection
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(Circuit of Figure 7, V
IN
= 5V, R
SENSE
= 100mΩ, M1 = FDS6670A, C
BOARD
= 470µF, C
GATE
= 0, R
S
= 0, T
A
= +25°C, unless other-
wise noted.)
C
BOARD
= 0, R
SENSE
= 100mΩ,
C
GATE
= 0, R
S
= 0
I
LOAD
(1A/div)
V
OUT
(2V/div)
V
GATE
(2V/div)
0
50µs/div
TURN-OFF TIME (C
BOARD
= 0)
MAX4370-19
ON
A
0V
C
BOARD
= 470µF, R
SENSE
= 100mΩ,
C
GATE
= 22nF, R
S
= 0
I
LOAD
(1A/div)
V
OUT
(2V/div)
V
GATE
(2V/div)
0A
0V
200µs/div
TURN-OFF TIME
(EXTERNAL C
GATE
= 22nF, C
BOARD
= 470µF)
MAX4370-20
ON
0.01 0.1 1 10 100 1000
TIME TO CHARGE GATE
vs. C
GATE
MAX4370 toc21
C
GATE
(nF)
TIME TO CHARGE GATE (ms)
1000
0.001
0.01
1
0.1
100
10
NO EXTERNAL MOSFET
V
IN
= 12V
TO V
GATE
= 17V
V
IN
= 5V
TO V
GATE
= 10V
V
IN
= 3V
TO V
GATE
= 6V
0.01 0.1 1 10 100 1000
TIME TO DISCHARGE GATE
vs. C
GATE
MAX4370 toc22
C
GATE
(nF)
TIME TO DISCHARGE GATE (ms)
1000
0.001
1
0.1
0.01
10
100
V
IN
= 12V
V
IN
= 5V
V
IN
= 3V
DISCHARGE TO V
GATE
=0.1V
NO EXTERNAL MOSFET
0.595
0.597
0.601
0.599
0.603
0.605
042 6 8 101214
ON COMPARATOR THRESHOLD
vs. INPUT VOLTAGE
MAX4370 toc23
V
IN
(V)
ON COMPARATOR THRESHOLDD (V)
RISING
FALLING
0.5950
0.6000
0.5975
0.6050
0.6025
0.6075
0.6100
-40 35 60-15 10 85
ON COMPARATOR THRESHOLD
vs. TEMPERATURE
MAX4370 toc24
TEMPERATURE (°C)
ON COMPARATOR THRESHOLD (V)
RISING
FALLING
}
}
V
IN
= 12V
V
IN
= 5V
V
IN
= 3V
2.30
2.40
2.35
2.50
2.45
2.55
2.60
-40 35 60-15 10 85
UVLO THRESHOLD VOLTAGE
vs. TEMPERATURE
MAX4370 toc25
TEMPERATURE (°C)
UVLO THRESHOLD (V)
RISING
FALLING
140
145
150
155
160
UVLO DELAY vs. TEMPERATURE
MAX4370 toc26
TEMPERATURE (°C)
UVLO DELAY (ms)
-40 35 60-15 10 85
V
IN
= 3V
V
IN
= 5V & 12V
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

MAX4370ESA+T

Mfr. #:
Buy MAX4370ESA+T
Manufacturer:
Maxim Integrated
Description:
Hot Swap Voltage Controllers Current-Regulating Hot-Swap Controller
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet