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HV9605P Datasheet(PDF) 3 Page - Supertex, Inc

Part # HV9605P
Description  High Voltage Current Mode PWM Controller for ISDN Equipment
PDF  5 Pages
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Manufacturer  SUTEX [Supertex, Inc]
Direct Link  http://www.supertex.com
Logo SUTEX - Supertex, Inc

HV9605P Datasheet(HTML) 3 Page - Supertex, Inc

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HV9605
11/30/98
Status Output
ISINK
Output current sinking
5.0
10
mA
VSTATUS = 2.0V
ISOURCE
Output current sourcing
5.0
10
15
µA
VSTATUS(HIGH) High output voltage
VDD-0.2
VDD
V
No load
VSTATUS(LOW)
Low output voltage
1.0
2.0
V
Sinking 5mA
0.02
0.04
V
Sinking 100
µA
t
R
Rise time
1.0
5.0
msec
4.7nF From Status to GND
Error Amplifier
VFB
Feedback voltage
1.188
1.200
1.212
V
REF shorted to NI, FB
shorted to Comp, TA = 25°C
IFB or INI
Input bias current
25
200
nA
VFB = 3.0V, VNI = 2.5V
VOS
Input offset voltage
5.0
25
mV
VCM
Common mode input range
0
VDD-1
V
AVOL
Open loop voltage gain
65
90
dB
BW
Unity gain bandwidth
1.0
1.5
MHz
ISOURCE
Output current sourcing
-2
-1
mA
VFB < VNI
ISINK
Output current sinking
2
4
mA
VFB > VNI
PSRR
Power supply rejection
50
72
dB
4.5V < VDD < 5.5V, f=1KHz
Reference
V
REF
Reference output voltage
1.176
1.200
1.224
V
T
A = 25°C
V
REF
Load regulation
1.0
5.0
mV
0 < I
REF < 0.3mA
V
REF
Line regulation
2.0
5.0
mV
3.0V < V
DD < 5.5V
V
REF
Reference output voltage
1.159
1.200
1.241
V
-40
°C < T
A < 85°C
Long term stability
3.0
mV
T
A = 125°C, 1000hrs
I
REF(SHORT)
Short circuit current
0.5
1.0
mA
V
REF = SGND
PWM
D
MAX
Maximum duty cycle
49.0
49.9
%
f
OUT = 20KHz
D
MIN
Minimum duty cycle
0
%
Minimum pulse width before pulse drop out
80
125
nsec
Current Sensing
VCS
Usable control current sense range
VCS (limit)
V
VCS (LIMIT)
Current limit threshold
0.6
0.7
0.8
V
tDELAY
Current limit delay to output
90
120
nsec
VCS = 1.5V
Electrical Characteristics (continued)
Symbol
Parameters
Min
Typ
Max
Unit
Conditions



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