MAX14912 Datasheet, PDF (5/30 Pages) Maxim Integrated Products – Low Power and Heat Dissipation

MAX14912/MAX14913
Octal High-Speed, High-Side
Switch/Push-Pull Driver
Electrical Characteristics (continued)
(V_DD = +10V to +36V, V₅ = +4.5V to +5.5V, V_L = +1.6V to +5.5V, T_A = -40°C to +125°C, unless otherwise noted. Typical values are at
T_A = +25°C and V_DD = +24V, CDCDC = 10µF, LDCDC = 100µH, CFLY = 200nF, CPUMP = 10µF, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
Push-Pull Mode HS On-
Resistance
R_{OUT_PP}
PP mode, HS = on, EN = high,
I_{OUT_} = -500mA (Note 6)
Push-Pull Mode LS On-
Resistance
V_{OL_PP}
PP mode, LS = on, EN = high,
I_OUT = 500mA
Push-Pull Mode Current Limit
I_{LIM_PP}
PP mode, EN = High, OUT_ =
high, V_{OUT_} = V_DD - 1V
0.64
PP mode, EN = High, OUT_ = low,
3V < V_{OUT_} < V_DD
0.44
OPEN-LOAD DETECT (OUT_)
Open-Load Pullup Current,
High-Side Off
I_{OL_HSOFF}
OL detect = on, high-side mode,
HS = off, 7V < V_{OUT_} < V_DD -1V
50
Open-Load Detect Threshold,
High-Side Off
V_{OL_T}
OL detect = on, high-side mode,
HS = off, LED turns off/on
6.4
Open-Load Detect Threshold
Current, High-Side On
I_{OL_HSON}
OL detect = on, high-side mode,
HS = on, 0V < V_{OUT_} < (V_DD -1V)
1
Debounce Filter
T_{DEB_OL}
Reliable open-load detection
reading is obtained only if both
the switch input state and the load
level do not change for T_{DEB_OL,}
high-side = on/off
TYP
110
1
0.87
0.68
74
6.7
2
100
MAX
230
2.5
1.2
0.81
UNITS
mΩ
Ω
A
A
100
µA
7.35
V
3
mA
ms
LOGIC (I/O)
Input Voltage High
Input Voltage Low
Input Threshold Hysteresis
Input Pulldown Resistor
V_IH
V_IL
V_IHYST
R_I
V_L < 2.5V
V_L ≥ 2.5V
V_L < 2.5V
V_L ≥ 2.5V
All logic input pins, except CS
(Note 2)
0.8 x V_L
V
0.7 x V_L
0.16 x V_L
V
0.3 x V_L
0.1 x V_L
V
140
200
275
kΩ
Input Pullup Resistor
R_I
CS input (Note 2)
Output Logic-High (SDO)
V_OH
I_L = -5mA
Output Logic-Low
V_OL
I_L = +5mA
SDO Pulldown Resistor
R_{L_SDO}
CS = high
OPEN-DRAIN OUTPUTS (FAULT, CERR/IN4, WDFLT/IN6)
140
200
275
kΩ
V_L - 0.33V
V
0.33
V
140
200
275
kΩ
Output Logic-Low
Leakage
V_ODL
I_L = +5mA
I_ODL
Open-drain output off, pins are at
5.5V
-1
0.58
V
+1
µA
www.maximintegrated.com
Maxim Integrated │  5