LTC6992HS6-1#TRMPBF Linear Technology, LTC6992HS6-1#TRMPBF Datasheet - Page 17

• Manufacturer Part Number: LTC6992HS6-1#TRMPBF
• Description: IC TIMERBLOX VOLT PWM TSOT23-6
• Manufacturer: Linear Technology

Specifications of LTC6992HS6-1#TRMPBF

• Frequency: *
• Voltage - Supply: *
• Current - Supply: 365µA
• Operating Temperature: *
• Package / Case: TSOT-23-6, TSOT-6
• Count: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LTC6992HS6-1#TRMPBFTR

OPERATION
POL = 1 forces a simple logic inversion, so it changes the
duty cycle range of the LTC6992-3 (making it 100% to 5%)
and LTC6992-4 (making it 95% to 0%). These transfer
functions are detailed in Figure 4.
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
0.1
0.1
POL = 1
0.2
0.2
POL = 1
V
0.3
0.3
MOD
V
V
MOD
V
MOD
V
MOD
LTC6992-1
LTC6992-3
MOD
/V
0.4
0.4
V
/V
SET
MOD
/V
/V
/V
SET
0.5
SET
0.5
SET
SET
= 0.1
/V
= 0.86
= 0.1
SET
0.6
(V/V)
0.6
(V/V)
Figure 4. PWM Transfer Functions for All LTC6992 Family Parts
= 0.9
POL = 0
POL = 0
0.7
0.7
0.8 0.9
0.8 0.9
6992 F04a
6992 F02c
1
1
Table 2. Duty Cycle Ranges
PART NUMBER
LTC6992-1
LTC6992-2
LTC6992-3
LTC6992-4
100
LTC6992-1/LTC6992-2/
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
LTC6992-3/LTC6992-4
0
0
0.1
0.1
0.2
0.2
POL = 1
POL = 1
DUTY CYCLE RANGE vs V
0% to 100%
5% to 100%
0.3
0.3
5% to 95%
0% to 95%
V
MOD
POL = 0
V
V
V
V
V
MOD
LTC6992-2
LTC6992-4
MOD
MOD
MOD
0.4
MOD
0.4
/V
/V
/V
SET
/V
/V
0.5
/V
0.5
SET
SET
SET
SET
SET
= 0.86
0.6
(V/V)
0.6
(V/V)
= 0.14
= 0.14
= 0.9
POL = 0
POL = 0
0.7
0.7
0.8 0.9
0.8 0.9
6992 F04b
6992 F02d
MOD
100% to 0%
100% to 5%
95% to 5%
95% to 0%
1
1
POL = 1
= 0V → 1V
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