HV9967DB1 Supertex, HV9967DB1 Datasheet - Page 3

• Manufacturer Part Number: HV9967DB1
• Description: LED Lighting Development Kits 4W LED DRV DEMOBOARD w/ACC CONSTANT CURR
• Manufacturer: Supertex

Specifications of HV9967DB1

• Supply Voltage: 60 V
• Supply Current: 1 mA
• For Use With/related Products: HV9967
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Characteristics
Notes:
Current Control
Short Circuit Protection
T
SW Output
Over Temperature Protection
V
*
T
T
T
CS(SHORT)
OFF
V
T
T
ΔT
Sym
D
ON(MIN)
ON(MIN)
HICCUP
T
R
CS(TH)
BLANK
DELAY
T
Specifications which apply over the full operating ambient temperature range of -40
I
MAX
OFF
ON
SD
C
SD
Timer
Supertex inc.
Description
RSENSE current threshold
Current sense blanking interval
Minimum on-time
Maximum steady-state duty cycle
Hiccup threshold voltage at RSENSE
Current limit delay RSENSE to SW-off
Hiccup time
Minimum on-time (short circuit)
Off time
On resistance
Continuous current
Shut-down temperature
Hysteresis
●
1235 Bordeaux Drive, Sunnyvale, CA 94089
*
*
*
*
*
-
-
-
*
-
*
-
-
3
0.75
Min
243
150
375
125
8.0
0.8
80
32
-
-
-
-
-
-
Typ
800
1.0
0.8
40
10
20
-
-
-
-
-
-
-
-
-
O
C < T
●
Tel: [phone]
Max
257
280
800
440
150
400
A
1.2
48
12
< +85
-
-
-
-
-
-
O
Units
C.
mV
mV
O
O
ns
ns
ns
μs
ns
μs
%
Ω
A
C
C
●
Conditions
---
---
V
Reduction in output LED
current occurs beyond this
duty cycle due to saturation
of T2 timers.
---
V
---
V
R
R
R
V
V
V
---
---
www.supertex.com
RSENSE
RSENSE
RSENSE
T
T
T
DD
DD
RSENSE
= 400kΩ
= 100kΩ
= 10kΩ
= 5.0V
= 4.75V,
= V
= V
= 370mV, V
= V
CS(SHORT)
CS(SHORT)
CS(TH)
HV9967
+ 50mV
SW
+ 50mV
+ 50mV
=10V