Switching Waveforms
XQWV
HV9150
XQWV"*GZVaTGH+
XQWV"*KPVaTGH+
2X
X
KJ
GP
Initial power up
XKN
Enabling to use the External Voltage Reference
XQWV
HDaTVP
tDELAY
GP
Pin Description
Pin #
Function
1
VLL
2
GND
3
EN
4
CP_EN
5
VCONTROL
6
FREQ_ADJ
7
EXT_REF
8
CT
9
FB
10
FB_RTN
11
GATE
12
VDD
13
CCP2+
14
CCP2-
15
CCP1+
16
CCP1-
Center Pad
Delay Time at FB_RTN
Description
Input supply voltage
Ground connection
Enable
Charge pump/LDO enable input
Duty cycle adjustment voltage control input
Frequency adjustment
External reference voltage input
Timing capacitor
Feedback input voltage
Feedback return
Gate control output
Charge pump output voltage
Charge pump storage capacitor #2 plus terminal
Charge pump storage capacitor #2 minus terminal
Charge pump storage capacitor #1 plus terminal
Charge pump storage capacitor #1 minus terminal
Substrate connection (at ground potential)
Doc.# DSFP-HV9150
NR031914
14
2X
2X
XKJ
XKN
Supertex inc.
www.supertex.com