viper31sp STMicroelectronics, viper31sp Datasheet - Page 5

• Manufacturer Part Number: viper31sp
• Description: Battery Charger Primary I.c.
• Manufacturer: STMicroelectronics

ELECTRICAL CHARACTERISTICS (continued)
ERROR AMPLIFIER SECTION
CURRENT REGULATION SECTION
PROTECTION SECTION
V
V
V
V
I
Symb ol
Symb ol
Symb ol
I
COMP LO
V
T
COMP HI
DSENSEth
DSENSEcl
COMP LO
V
COMP HI
GBW
V
A
V
I
CChyst
SDhyst
T
V
CClim
I
Dl im
REG
REF
VOL
t
t
FB
SD
REF
d
b
Reference Voltage
Temperaure Variation
Unity G ain Bandwidth
Open Loop Voltage
Gain
Input Bias Current
Output Low Level
Output High Level
Output Low Current
Capability
Output High Current
Capability
Reference Voltage
Current Sense Delay
to Turn-off
Demagnetization
Detector Threshold
Voltage
Demagnetization
Detector Clamping
Voltage
Peak Drain Current
Limitation
Current Limitation
Blanking T ime
V
Threshold
V
Hysteresis
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
CC
CC
Overvoltage
Overvoltage
Parameter
Parameter
Parameter
I
(see fig. 4)
(see fig. 4)
V
I
I
V
V
(see fig. 5)
(See fig 1)
(see fig. 6)
I
R
R
V
V
(see fig. 8)
(see fig. 8)
COMP
COMP
COMP
DSENSE
FB
COMP
COMP
FB
FB
S
S
= 0
= 0
= 5 V
= 0 V
= 0 V
= 0 mA
= -100 A
= 100 A
= 5 V
= 5 V
= 10 mA
Test Cond ition s
Test Cond ition s
Test Cond ition s
V
(see fig. 9)
(see fig. 9)
V
V
V
(see fig. 6)
(see fig. 7)
(see fig. 7)
T
F B
FB
FB
FB
J
= 0 V
= 25
= 5 V
= 5 V
= 0 V
o
C
Min.
Min.
Min.
TBD
TBD
320
150
26
1
Typ .
Typ .
Typ .
TBD
TBD
-3.5
400
350
2.6
2.5
3.5
2.6
1.2
50
1
9
6
2
Max.
Max.
Max.
T BD
T BD
380
350
2.5
35
5
VIPer31SP
Un it
KHz
Un it
Un it
mA
mA
mV
dB
o
o
ns
%
V
V
V
V
V
A
V
V
C
C
A
s
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