SI9135_11 Datasheet, PDF (3/16 Pages) Vishay Siliconix – SMBus Multi-Output Power-Supply Controller

Si9135
Vishay Siliconix
SPECIFICATIONS
Parameter
Internal Regulator
Specific Test Conditions
V_IN = 15 V, I_VL = I_REF = 0 mA
T_A = 0 °C to 90 °C, All Converters ON
Limits
Min.^a Typ.^b
V_L Output
V_L Fault Lockout Voltage
V_L Fault Lockout Hysteresis
V_L /FB5 Switchover Voltage
V_L /FB5 Switchover Hysteresis
Reference
REF Output
All Converters OFF, V_IN > 5.5 V, 0 < I_L < 30 mA
No External Load
4.7
3.6
75
4.2
75
3.24 3.30
REF Load Regulation
0 to 1 mA
30
Supply Current
Supply Current - Shutdown
All Converters OFF, No Load
35
Supply Current - Operation
Oscillator
Oscillator Frequency
SYNC High-Pulse Width
All Converters ON, No Load, F_OCS = 200 kHz
SYNC tied to REF
SYNC tied to GND or V_L
1100
270 300
180 200
200
SYNC Low-Pulse Width
200
SYNC Rise/Fall Range
SYNC V_IL
SYNC V_IH
Oscillator SYNC Range
V_L - 0.5
250
Maximum Duty Cycle
Outputs
SYNC tied to GND or V_L
SYNC tied to REF
92
95
89
92
Gate Driver Sink/Source Current (Buck)
DL3, DH3, DL5, DH5 Forced to 2 V
1
Gate Driver On-Resistance (Buck)
High or Low
2
Gate Driver Sink/Source Current (Flyback)
DHFY, DLFY Forced to 2 V
0.2
Gate Driver On-Resistance (Flyback)
High or Low
SCL, SDA
V_IL
V_IH
1.4
Notes:
a. The algebraic convention whereby the most negative value is a minimum and the most positive a maximum.
b. Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
Max.^a
5.5
4.2
4.7
3.36
75
60
1800
330
220
200
0.8
400
7
15
0.6
Unit
V
mV
V
mV
V
mV
µA
kHz
nsec
V
kHz
%
A

A

V
Document Number: 70817
www.vishay.com
S11-0975-Rev. D, 16-May-11
3
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000