HV850(2011) データシートの表示（PDF） - Supertex Inc
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HV850 Datasheet PDF : 8 Pages
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HV850
Logic Inputs (Unless otherwise specified VDD = 3.5V, TA = 25°C)
Sym Parameter
Min Typ Max
VIL
VIH
IIL
IIH
ENRISE
ENFALL
Input logic low voltage
Input logic high voltage
Input logic low current
Input logic high current
Enable input rise time
(for delay turn on)
Enable input fall time
(for delay turn off)
0
- 0.5
2.0
-
VDD
-
- 1.0
-
- 1.0
0.01 -
10
10µ - 5.0
CIN Logic input capacitance
-
-
10
Units
V
V
µA
µA
Conditions
---
---
---
---
ms
Using external R-C circuit, see Figure 2.
s
pF ---
Block Diagram
VDD
EN
CLKIN
CLKEN
REL
VDD
Capacitor
Charge
Pump Circuit
VSENSE
Feedback
VDD
EL
Oscillator
GND
VA
High
Voltage
Level
Trans-
lators
VB
MOSFET
Full Bridge
Figure 1: Typical Application Circuit (without Enable function)
+
VDD
1 VDD
VA 8
REL
HV850
CDD
2 REL
VB 7
-
3 EN
GND 6
4 CLKIN CLKEN 5
EL
Lamp
Load
REL
VDD
IDD
Peak VA
fEL
(MΩ)
(V)
(mA)
(V)
(Hz)
3.0
8.9
53
3.3nF + 1.0kΩ
1.5
3.5
10.2
61
294
4.0
10.4
66
Note: CDD = 2.2µF, 6.3V low ESR
Supertex inc. ● 1235 Bordeaux Drive, Sunnyvale, CA 94089 ● Tel: 408-222-8888 ● www.supertex.com
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