SR087SG-G Supertex, SR087SG-G Datasheet - Page 3

• Manufacturer Part Number: SR087SG-G
• Description: Switching Converters, Regulators & Controllers 5.0V Adjust Off-Line Switching Regulator
• Manufacturer: Supertex

Specifications of SR087SG-G

• Output Voltage: 50 V
• Output Current: 100 mA
• Output Power: 1 W
• Input Voltage: 120 V to 230 V
• Operating Temperature Range: - 40 C to + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Number Of Outputs: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Specifications
Note:
Block Diagram
270VAC
50/60Hz
1.
V
Δ
V
V
t
t
t
Sym
DFG(off)
V
90 to
DIG(on)
DIG(off)
TRIP(off)
I
EN(on)
EN(off)
V
V
REG
Referenced to V
REG
D
1.25A
Supertex inc.
275V
V
Enable voltage, on
Enable voltage, off
V
V
FB – Gate turn-off delay
Regulated output voltage
V
Gate – V
Parameter
50A
IN
IN
IN
REG
trip voltage, Gate off
– Gate turn-on delay
– Gate turn-off delay
load regulation
OUT.
(cont.)
GD
diode drop
390kΩ
EN
1.0kV
1.0A
R
PD
●
SR087
Upper circuitry
powered by V
Lower circuitry
powered by V
13V
1235 Bordeaux Drive, Sunnyvale, CA 94089
1
VIN
R
1.1MΩ
GD
GD
OUT
- V
- GND
OUT
STGD5NB120SZ
Level
Translator
4.750
Min
9.0
0.2
-50
3
0
GATE
-
-
-
-
5.000
1.25V
Typ
R Q
S
VGD
-
-
-
-
-
-
-
-
C
100nF
GD
GND
●
Tel: [phone]
REG
5.250
Max
0.75
600
450
+50
1.0
1.0
15
VOUT
-
1.0µF
C
OUT
1
FB
VREG
Units
V
mV
µs
ns
ns
V
V
REG
V
V
C
100nF
5.0V
REG
●
C
470µF
---
---
---
C
C
C
I
0mA < I
V
I = 20mA
Conditions
OUT
LOAD
www.supertex.com
9.0 - 50VDC
OUT
Gate
Gate
Gate
= 1.0mA, V
= 9.0V, T
= 1.0nF
= 1.0nF
= 1.0nF V
R
R
12.4kΩ
LOAD
FB(HI)
FB(LO)
= R
< 60mA,
Amb
FB(LO)
FB
OUT
= 25°C
= 1.5V
SR087
= 9.0V
1.25V
V
OUT
- 1