HV9105 Supertex Inc, HV9105 Datasheet - Page 2

• Manufacturer Part Number: HV9105
• Description: High-Voltage Switchmode Controllers with MOSFET
• Manufacturer: Supertex Inc

Electrical Characteristics
(V
Reference
Oscillator
PWM
Error Amplifier
Current Limit
Pre-Regulator/Startup
Notes:
1. Guaranteed by design. Not subject to production test.
2. Stray capacitance on OSC IN pin ≤5pF.
Symbol Parameters
V
Z
I
∆V
f
f
D
D
V
I
V
A
gbw
Z
I
I
PSRR
V
t
+V
V
V
SHORT
MAX
OSC
IN
SOURCE
SINK
d
DD
OUT
OUT
REF
FB
OS
VOL
SOURCE
TH
LOCK
MAX
MIN
REF
IN
= 10V, +V
Output Voltage
Output Impedance
Short Circuit Current
Change in V
Maximum Oscillator Frequency
Initial Accuracy
Voltage Stability
Temperature Coefficient
Maximum Duty Cycle
Deadtime
Minimum Duty Cycle
Minimum Pulse Width
Before Pulse Drops Out
Feedback Voltage
Input Bias Current
Input Offset Voltage
Open Loop Voltage Gain
Unity Gain Bandwidth
Output Impedance
Output Source Current
Output Sink Current
Power Supply Rejection
Threshold Voltage
Delay to Output
Allowable Input Voltage
Input Leakage Current
V
Threshold Voltage
Undervoltage Lockout
DD
Pre-regulator Turn-off
IN
= 48V, Discharge = -V
1
REF
2
1
with Temperature
1
1
1
1
1
1
1
1
1
HV9105
HV9108
HV9108
IN
= 0V, R
BIAS
= 820KΩ, R
3.92
49.0
99.0
3.96
Min
1.0
0.5
1.0
7.8
7.0
15
32
60
50
2
nulled at trim
See Fig. 2
See Fig. 1
4.00
49.4
99.4
4.00
Typ
OSC
100
0.25
170
100
110
-1.3
150
1.2
8.6
8.1
40
25
80
30
3.0
80
0.8
= 910KΩ,T
Max
4.08
49.6
99.6
4.04
-1.0
130
175
500
200
120
1.4
9.4
8.9
45
48
10
15
0
A
= 25°C, unless otherwise specified)
ppm/°C
mV/°C
MHz
nsec
nsec
MHz
Unit
KHz
mV
mA
KΩ
µA
nA
dB
µA
µA
ns
%
%
%
V
V
Ω
V
V
V
V
Conditions
R
V
R
9.5V < V
V
V
V
V
V
V
I
V
I
R
IN
PREREG
REF
FB
FB
FB
FB
FB
SOURCE
DD
L
OSC
L
= 10µA
= 10MΩ
= 100Ω from Drain to V
Shorted to Comp
> 9.4V
= 4.0V
= 3.4V
= 4.5V
= 0V, R
= -V
= 0Ω
= 10µA
DD
= 1.5V, R
IN
< 13.5V
L
HV9105/HV9108
= 100Ω
L
= 100Ω
DD