l6995 STMicroelectronics, l6995 Datasheet - Page 4

• Manufacturer Part Number: l6995
• Description: Step Down Controller For High Differential Input-output Conversion
• Manufacturer: STMicroelectronics

L6995
ELECTRICAL CHARACTERISTICS (continued)
(V
4/25
OFF TIME
VOLTAGE REFERENCE
PWM COMPARATOR
CURRENT LIMIT AND ZERO CURRENT COMPARATOR
GATE DRIVERS
P
INTEGRATOR
PHASE-
PGOOD Upper threshold
PGOOD Lower threshold
V
Symbol
T
V
I
VSENSE
CC
VREF
GOOD
OFFMIN
SENSE
PGOOD
V
GND
OVP
UVP
INT
INT
I
K
REF
FB
C
= V
UVP/OVP PROTECTIONS
-
DR
Minimum off time
K
Voltage Accuracy
Input voltage offset
Input Bias Current
ILIM input bias current
Current Limit factor
Zero Crossing Comparator offset
High side rise time
High side fall time
Low side rise time
Low side fall time
Over voltage trip
Under voltage trip
(VSENSE/VREF)
(VSENSE/VREF)
Over Voltage Clamp
Under Voltage Clamp
Integrator Input Offset Voltage
Input Bias Current
= 5V; T
OSC
/T
OFFMIN
amb
Parameter
= 0°C to 85°C unless otherwise specified)
VREF=VSENSE OSC=500mV
VREF=VSENSE OSC=1V
VREF=VSENSE OSC=2V
OSC=250mV
0 A < I
I
R
V
HGATE - PHASE from 2 to 4.5V
V
HGATE - PHASE from 2 to 4.5V
V
LGATE from 2 to 4.5V
V
LGATE from 2 to 4.5V
with respect to V
V
V
I
V
V
LIM
SOURCE
DR
DR
DR
DR
SENSE
SENSE
SENSE
SENSE
ILIM
=5V; C=7nF
=5V; C=7nF
=5V; C=14nF
=5V; C=14nF
to GND = 120K
=120 K
REF
rising
falling
=2mA
= V
= GND
Test Condition
< 100 A
CC
REF
0.891
Min.
0.85
1.04
0.82
380
220
120
112
107
66
86
-2
-2
-5
Typ.
0.14
1.07
0.84
430
250
150
115
110
0.4
0.9
0.1
0.1
50
50
50
50
69
89
5
1
0.909
Max.
0.45
1.15
0.86
480
280
180
580
118
113
0.2
1.1
+2
70
70
70
70
72
92
2
5
Unit
mV
mV
mV
ns
ns
ns
ns
ns
ns
ns
ns
%
%
%
%
V
V
V
V
A
A
A
A