NCP5393
http://onsemi.com
10
ELECTRICAL CHARACTERISTICS (Unless otherwise stated: 0°CvT
A
v70°C; 4.75 VvV
CC
v5.25 V; All DAC Codes; C
VCC
= 0.1 mF)
Parameter UnitMaxTypMinTest Conditions
PWRGOOD OUTPUT
PWRGOOD Upper Threshold V
OUT
Increasing, DAC = 1.3 V (Wrt DAC) - 300 - mV
PWRGOOD Lower Threshold V
OUT
Decreasing, DAC = 1.3 V - 350 - mV
PWM OUTPUTS (V
DD
& V
DDNB
)
Output Voltage (High)
Sourcing 500 mA
3.0 - V
CC
V
Output Voltage (Mid)
R
L
= 4 kW to GND
1.3 1.5 1.7 V
Output Voltage (Low)
Sinking 500 mA
- - 0.15 V
Rise and Fall Times C
L
= 50 pF, 0.7 V to 3.0 V or 3.0 V to 0.7 V - 15 - ns
Tri-State Output Leakage Gx = 2.5 V (x = 1-4 or NB) -1.5 - 1.5
mA
Output Impedance - HIGH or LOW
State
Resistance to V
CC
or GND - 50 -
W
VDD REGULATOR 2/3/4 PHASE DETECTION
Gate Pin Source Current - 80 -
mA
Gate Pin Threshold Voltage - 250 - mV
Phase Detect Timer - 20 -
ms
SLEW RATE LIMITERS
Soft Start Ramp Time DAC = 0 to DAC = BOOT_VID - 2 - ms
Slew Rate Limit In Any Mode after Soft-Start Completes - 3.25 -
mV/ms
VID INPUTS (Note: In SVI Mode, VID[2] = Bidirectional “SVD' Line and VID[3] = “SVC” Clock Input)
VID Input Voltage (High) V
HIGH
0.9 - - V
VID Input Voltage (Low) V
LOW
- - 0.6 V
VID Hysteresis V
HIGH
- V
LOW
or V
LOW
- V
HIGH
- 100 - mV
Input Pulldown Current V
IN
= 0.6 V - 1.9 V - 15 -
mA
SVD Output Voltage (Low) In SVI Mode, I
SINK
= 5 mA 0 - 0.25 V
ENABLE INPUT
ENABLE Input Voltage (High) V
HIGH
2.0 - - V
ENABLE Input Voltage (Low) V
LOW
- - 0.8 V
Enable Hysteresis Low - High or High - Low - 200 - mV
Enable Input Pull-Up Current Internal Pullup to V
CC
- 15 -
mA
VFIXEN INPUT (Active-Low Input)
VFIXEN Input Voltage (High) V
HIGH
0.9 - - V
VFIXEN Input Voltage (Low) V
LOW
- - 0.6 V
VFIXEN Hysteresis Low - High or High - Low 100 mV
VFIXEN Input Pull-Up Current Internal Pullup to V
CC
- 15 -
mA
3. Guaranteed by design. Not production tested.
