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SI9976 Ver la hoja de datos (PDF) - Vishay Semiconductors

Número de pieza
componentes Descripción
Fabricante
SI9976
Vishay
Vishay Semiconductors Vishay
SI9976 Datasheet PDF : 7 Pages
1 2 3 4 5 6 7
Si9976
Vishay Siliconix
ABSOLUTE MAXIMUM RATINGS
Voltage on IN, EN (pins 5, 6)
with respect to ground . . . . . . . . . . . . . . . . . . . . . . . . . 0.3 to VDD +0.3 V
Voltage on VCC (pin 7) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3 to +18 V
Voltage on V+, S1 (pins 3, 13) . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3 to +50 V
Voltage on CAP, G1a (pins 2, 12) . . . . . . . . . . . . . . . . . . . . . . . . 0.3 to +60 V
Peak Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 A
Operating Temperature (TA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 to 85_C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 to 150_C
Maximum Junction Temperature (TJ) . . . . . . . . . . . . . . . . . . . . . . . . . . . 125_C
Power Dissipationb . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 W
QJA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100_C/Wb
Notes
a. Internally generated voltage for reference only.
b. Derate 10 mW/_C above 25_C.
c. PC board mounted with no forced air flow.
SPECIFICATIONSa
Parameter
Input
Input Voltage High (EN and IN)
Input Voltage Low (EN and IN)
Input Hysteresis Voltage
Input Current—Input Voltage High
Input Current—Input Voltage Low
Output
Output Voltage High, G1d
Output Voltage High, G2e
Output Voltage Low, G1 and G2
Fault Output Voltage High
Fault Output Voltage Low
Undervoltage Lockout 1
Undervoltage Lockout 2
Capacitor Voltageg
Capacitor Current
Supply
V+ Supply Range
V+ Supply Current
VCC Supply Range
VCC Supply Current
VDD Supply Voltagef
www.vishay.com
2
Symbol
VINH
VINL
VH
IINH
IINL
VOUTH
VOUTL
VOH
VOL
UVL1
UVL2
VCAP
ICAP
I+ (H)
I+ (L)
ICC
VDD
Test Conditions
UnlessOtherwise Specified
V+ = 20 to 40 V
TA = Operating Temperature Range
(EN and IN) VIN = 15 V
(EN and IN) VIN = 0 V
S1 = V+, IOUT = 10 mA
S1 = GND, IOUT = 10 mA
S1 = GND, IOUT = 60 mA
VCC = 4.5 V, IOUT = 0.2 mA
VCC = 4.5 V, IOUT = 0.6 mA
V+ = 40V
S1 = GND, VCAP = 0 V
S1 = GND, VCAP = 9 V
G2 High, No Load
G2 Low, No Load, S1 = GND
VCC = 16.5 V
Limits
D Suffix 40 to 85_C
Minc Typb Maxc Unit
4.0
1.0
V
0.5
1
mA
1
10
12
12
15
1.2
3
3.5
4
V
0.3
1.0
11
14
55
10
mA
2
20
40
V
1.7
3.5
mA
2
4.5
4.5
16.5
V
10
mA
15
16
17.5
V
Document Number: 70016
S-40757—Rev. F, 19-Apr-04

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