FSBH0170 Fairchild Semiconductor, FSBH0170 Datasheet - Page 7

• Manufacturer Part Number: FSBH0170
• Description: The highly integrated FSBH-series consists of an integrated current-mode Pulse Width Modulator (PWM) and an avalanche-rugged 700V SenseFET
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FSBH0F70A, FSBH0170/A, FSBH0270/A, FSBH0370 • Rev. 1.0.3
Electrical Characteristics
V
Control Section
V
HV Section
Oscillator Section
V
Feedback Input Section
DD
DD
t
IN
Symbol
D-VDD-OVP
V
V
V
V
V
I
I
f
V
t
I
I
DD-ZDC
DD-OLP
I
=15V and T
D
Section (FSBH0170, FSBH0270, FSBH0370)
IN-OFF
V
DD-OFF
DD-OP
DD-OVP
OSC-G
V
DD-ST
TH-OLP
HV-LC
f
Section
IN-OFF
t
DD-ON
Z
I
f
IN-ON
OSC
f
IN-H
A
MAX
IN-H
HV
DV
DT
IN-L
FB
V
Start Threshold Voltage
Minimum Operating Voltage
Startup Current
Operating Supply Current
Operating Current for V
Internal Sink Current
I
V
V
Debounce Time
Maximum Current Drawn from HV Pin
Leakage Current after Startup
Frequency in Nominal Mode
Green-Mode Frequency
Maximum Duty Cycle
Frequency Variation vs. V
Frequency Variation vs. Temperature
Deviation
PWM Turn-On Threshold Voltage
PWM Turn-Off Threshold Voltage
PWM Turn-Off Debounce Time
Pull-HIGH Latch Trigger Level
Pull-HIGH Latch Debounce Time
Pull-LOW Auto-Recovery Trigger
Level
FB Voltage to Current-Sense
Attenuation
Input Impedance
DD-OLP
A
DD
DD
=25°C unless otherwise specified.
Over-Voltage Protection
Over-Voltage Protection
Off Voltage
(10)
Parameter
(Continued)
FB
FSBH0170
FSBH0270
FSBH0370
FSBH0F70A
FSBH0170A
FSBH0270A
<V
DD
FB-ZDC
Deviation
V
V
V
V
V
HV 120V
V
HV = 700V,
V
Center Frequency
V
T
A
DD-ON
DD-ON
DD
DD
TH-OLP
DD
DD
DD
= -25 to 85°C
7
= 15V, V
= 12V, V
= 0V with 10µF
= V
= 11V to 22V
Condition
– 0.16V
– 0.16V
+0.1V
DD-OFF
DC
,
FB
FB
+1V
= 3V
= 1.6V
V
Min.
1/4.5
1.08
IN-ON
0.48
240
3.0
1.5
1.5
4.4
0.2
Continued on the following page…
11
30
27
75
94
14
7
5
4
–
V
Typ.
1/4.0
1.13
IN-ON
0.54
320
130
100
500
100
3.5
2.5
3.5
4.7
0.3
12
70
28
18
85
8
6
1
–
V
Max.
1/3.5
1.18
IN-ON
0.60
400
200
106
4.0
3.5
5.0
5.0
0.4
13
30
90
29
20
22
9
7
5
5
7
www.fairchildsemi.com
–
Unit
kHz
kHz
V/V
mA
mA
mA
ms
µA
µA
µ
kΩ
µs
µs
%
%
%
V
V
V
V
V
V
V
V
A