HV300/HV310
Electrical Characteristics (VIN=-10V to -90V, -40°C ≤ TA ≤ +85°C unless otherwise noted)
Symbol
Parameters
Min
Typ
Max
Unit
Conditions
Supply (Referenced to VDD pin)
VEE
IEE
Supply Voltage
-90
-10
650
400
V
Supply Current
550
330
µA
µA
VEE = -48V, Mode = Limiting
VEE = -48V, Mode = Standby
IEE
Standby Mode Supply Current
OV and UV Control (Referenced to VEE pin)
VUVH
VUVL
VUVHY
IUV
UV High Threshold
UV Low Threshold
UV Hysteresis
1.26
1.16
100
V
V
Low to High Transition
High to Low Transition
mV
nA
V
UV Input Current
OV High Threshold
OV Low Threshold
OV Hysteresis
1.0
VUV = VEE + 1.9V
VOVH
VOVL
VOVHY
IOV
1.26
1.16
100
Low to High Transition
High to Low Transition
V
mV
nA
OV Input Current
1.0
60
VOV = VEE + 0.5V
Current Limit (Referenced to VEE pin)
VSENSE
Current Limit Threshold Voltage
40
50
10
mV
VUV = VEE + 1.9V,
VOV = VEE + 0.5V
Gate Drive Output (Referenced to VEE pin)
VGATE
Maximum Gate Drive Voltage
9.0
11
V
VUV = VEE + 1.9V,
VOV = VEE + 0.5V
IGATEUP
Gate Drive Pull-Up Current
500
µA
VUV = VEE + 1.9V,
VOV = VEE + 0.5V,
IGATEDOWN
Gate Drive Pull-Down Current
40
mA
VUV = VEE, VOV = VEE + 0.5V
Timing Control – Test Conditions: C =100µF, CRAMP=10nF, VUV = VEE+1.9V, VOV= VEE+0.5V, External MOSFET is IRF530*
IRAMP
tPOR
Ramp Pin Output Current
10
µA
ms
µs
ms
ms
V
VSENSE = 0V
(Note 1)
Time from UV to Gate Turn On
2.0
tRISE
Time from Gate Turn On to VSENSE Limit
Duration of Current Limit Mode
400
tLIMIT
5.0
0.8
tPWRGD
VRAMP
Time from Current Limit to PWRGD
Voltage on Ramp Pin in Current Limit Mode
5.0
3.6
(Note 2)
Power Good Output (Referenced to VEE pin)
VPWRGD
VPWRGD
Power Good Pin Breakdown Voltage
Power Good Pin Output Low Voltage
90
V
V
0.5
IPWRGD = 1mA
Dynamic Characterstics
tGATEHLOV
tGATEHLUV
OV Delay
UV Delay
500
500
ns
ns
Note 1: This timing depends on the threshold voltage of the external N-Channel MOSFET. The higher its threshold is, the longer this timing.
Note 2: This voltage depends on the characteristics of the external N-Channel MOSFET.
*IRF530 is a registered trademark of International Rectifier.
VGS(th) = 3V for an IRF530.
2
SUPERTEX [ Supertex, Inc ]
