ir1152s International Rectifier Corp., ir1152s Datasheet - Page 3

• Manufacturer Part Number: ir1152s
• Manufacturer: International Rectifier Corp.

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The electrical characteristics involve the spread of values guaranteed within the specified supply voltage and
related to 25°C. If not otherwise stated, a supply voltage of V
junction temperature range T
Electrical Characteristics
Supply Section
Supply Voltage Operating
Range
V
V
(Under Voltage Lock Out)
V
Operating Current
Start-up Current
Sleep current
Sleep Mode Threshold
Oscillator Section
Fixed Oscillator Frequency
Maximum Duty Cycle
Minimum Duty Cycle
Protection Section
Open Loop Protection
(OLP)Threshold
Output Overvoltage
Protection (OVP)
Threshold
Output Overvoltage
Protection Reset Threshold
OVP Input Bias Current
Brown-out Protection
(BOP) Threshold
Brown-out Protection
Enable Threshold
BOP Input Bias Current
Peak Current Limit
Protection ISNS Voltage
Threshold (IPK LIMIT)
CC
CC
CC
Turn On Threshold
Turn Off Threshold
Turn On/Off Hysteresis
Parameters
Parameters
Parameters
J
from – 25° C to 125°C. Typical values represent the median values, which are
I
I
V
V
V
I
Symbol
V
OVP(Bias)
V
BOP(Bias)
Symbol
Symbol
CC START
V
V
OVP(RST)
I
CC UVLO
CC HYST
ISNS(PK)
D
V
V
BOP(EN)
D
V
SLEEP
V
CC ON
SLEEP
f
I
SW
CC
MAX
OLP
OVP
BOP
MIN
CC
-0.82
12.2
0.55
53.8
Min.
0.68
1.46
Min.
Min.
104
101
9.4
2.4
58
93
17
-0.75
13.1
Typ.
Typ.
10.1
Typ.
0.78
1.56
106
103
3.5
14
26
26
66
19
3
3
-0.68
Max.
Max.
10.8
Max.
72.5
0.88
1.66
-0.2
-0.2
108
105
3.6
0.8
17
14
14
75
75
73
99
21
9
5
0
CC
=15V is assumed for test condition
Units
Units
Units
V
V
V
kHz
mA
mA
mA
µA
µA
µA
µA
%
%
%
%
%
V
V
V
V
V
REF
REF
REF
V
V
V
C
C
Stand-by Mode – Inactive gate
V
Pin OVP/EN=0.4V
Bias on OVP/EN pin
T
V
Pulse Skipping
Bias on VFB pin
Bias on VFB and/or OVP/EN pins
Bias on VFB and/or OVP/EN pins
Bias on BOP pin
Bias on BOP pin
Bias on ISNS pin
-25°C < T
AMB
CC
COMP
LOAD
LOAD
=V
=25°C
=5V
=1nF
=4.7nF
CC ON
AMB
© 2011 International Rectifier
- 0.5V
Remarks
Remarks
Remarks
< 125°C
IR1152S