MAX1614 Datasheet, PDF (3/8 Pages) Maxim Integrated Products – High-Side, N-Channel MOSFET Switch Driver

High-Side, N-Channel MOSFET
Switch Driver
ELECTRICAL CHARACTERISTICS
(V_BATT = 15V, T_A = -40°C to +85°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
BATT Operating Range
V_GATE - V_SRC > 3V, SRC = BATT
BATT Shutdown Current
I_SHDN
V_BATT = 26V, ON = OFF = unconnected,
I_GATE = 0A, device latched off, V_LBI = 1.5V
Quiescent Current
I_BATT + V_BATT = 26V, ON = OFF = unconnected,
I_SAC I_GATE = 0A, device latched on, V_LBI = 1.5V
INTERNAL CHARGE PUMP
GATE Drive Voltage
V_GS
GATE Drive Output Current
LOW-BATTERY COMPARATOR
LBI Trip Level
V_TH
Measured from GATE to SRC, V_BATT = 15V,
I_GATE = 0A
Measured from GATE to SRC, V_BATT = 5.25V,
I_GATE = 1.5µA, V_SRC = 5.25V
V_GATE = V_SRC = 15V
LBI input falling
Note 1: Specifications to -40°C are guaranteed by design and not production tested.
MIN TYP MAX UNITS
5.0
26
V
8
µA
40
µA
6.5
9.0
V
3
15
60
µA
1.176 1.20 1.224
V
__________________________________________Typical Operating Characteristics
(T_A = +25°C, unless otherwise noted.)
22
20
18
16
14
12
10
8
6
5
ON SUPPLY CURRENT
vs. V_BATT
T_A = +85°C
T_A = +25°C
T_A = -40°C
10
15
20
25
30
VBATT (V)
OFF SUPPLY CURRENT
vs. V_BATT
4.0
T_A = +85°C
3.5
T_A = +25°C
T_A = -40°C
3.0
2.5
2.0
1.5
1.0
5
10
15
20
25
30
VBATT (V)
LOW-BATTERY THRESHOLD
vs. TEMPERATURE
1.30
V_BATT = 15V
1.28
1.26
V_LBI RISING
1.24
1.22
V_LBI FALLING
1.20
1.18
1.16
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
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