SI9121DB-5 Vishay, SI9121DB-5 Datasheet - Page 8

• Manufacturer Part Number: SI9121DB-5
• Description: Power Management Modules & Development Tools SI9121 Demo Board 5V
• Manufacturer: Vishay
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of SI9121DB-5

• Output Voltage: 5 V
• Input Voltage: - 63 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: - 10 C
• Product: Power Management Modules
• Supply Current: 3 A
• Primary Input Voltage: -60V
• No. Of Outputs: 1
• Output Current: 250mA
• No. Of Pins: 8
• Operating Temperature Range: -10°C To +70°C
• Power Dissipation Pd: 1.25W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: Si9121
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

−10 to −60 V
www.vishay.com
8
Si9121
Vishay Siliconix
V
−10 to −60 V
TYPICAL APPLICATION CIRCUIT
NEG
GND
33 mF
−V
80 V
C1
IN
+
1
0.25
/
R1
2
W
+
33 mF
80 V
C4
Silk Screen
0.1 mF
C5*
0.1 mF
C2*
FIGURE 2. Si9121 Application with External Vcc Through Winding
0.1 mF
C3
0.1 mF
C1
180 pF
C4
FIGURE 1. Typical Applications Circuit
1 mF
C6
R2
75 kW
(27 kW for Si9121DY-3)
0.1 mF
C5
6
3
7
2
1
2
3
4
GND
BYPASS
V
V
CS
V
BYPASS
COMP
CC
NEG
NEG
Si9121DY-5
Si9121DY-3
Si9121DY-5
or
COMP
V
V
COIL
GND
OUT
V
OUT
CS
L
CC
X
8
5
4
1
8
7
6
5
10MQ100N
R1
0.25 W
1
/
68 mH
2
L1
68 mH
Np
W
1 mF
C6
T1
+
220 mF
C2
Ns
180 pF
C7
BAS21
*Optional
D2
10MQ100N
220 mF
10 V
C7
+
S-40708—Rev. C, 19-Apr-04
0.1 mF*
C3
D1
R2
75 kW
(27 kW for Si9121DY-3)
Document Number: 71112
0.1 mF
C8
+
*Optional
GND
V
+5 V/400 mA
or
+3.3 V/400 mA
OUT
@ 400 mA
0.1 mF
+V
GND
+5 V
C8*
OUT