LM36010 Datasheet, PDF (10/37 Pages) Texas Instruments – Synchronous-Boost, Single-LED Flash Driver With 1.5-A High-Side Current Source

LM36010
SNVSAN4A – APRIL 2017 – REVISED JULY 2017
www.ti.com
Typical Characteristics (continued)
T_A = 25°C, V_IN = 3.6 V, C_IN = 10 µF, C_OUT = 10 µF, L = 1 µH, V_LED = 3.4 V, Flash Time-out = 320 ms and Thermal Scale-Back
(TSB) disabled, unless otherwise noted.
0.2
0.4
Code 0x00
Code 0x47
0.18
Code 0x07
0.38
Code 0x4F
0.16
Code 0x0F
0.36
Code 0x57
Code 0x17
Code 0x5F
0.14
Code 0x1F
0.34
Code 0x67
Code 0x27
Code 0x6F
0.12
Code 0x2F
0.32
Code 0x77
0.1
Code 0x37
Code 0x3F
0.3
Code 0x7F
0.08
0.28
0.06
0.26
0.04
0.24
0.02
0.22
0
2.5
3
3.5
4
4.5
5
5.5
V_IN (V)
D019
ƒ_SW = 2 MHz
0.2
2.5
3
3.5
4
4.5
5
5.5
V_IN (V)
D020
ƒ_SW = 2 MHz
Figure 20. LED Torch Current vs Input Voltage
0.4
Figure 21. LED Torch Current vs Input Voltage
0.4
0.39
0.39
0.38
0.38
0.37
0.37
0.36
0.36
0.35
0.35
0.34
0.33
0.32
2.5
3
ƒ_SW = 2 MHz
85qC
25qC
-40qC
3.5
4
4.5
5
5.5
V_IN (V)
D021
I_TORCH = 376 mA
0.34
0.33
0.32
2.5
3
ƒ_SW = 4 MHz
85qC
25qC
-40qC
3.5
4
4.5
5
5.5
V_IN (V)
D022
I_TORCH = 376 mA
Figure 22. LED Torch Current vs Input Voltage
0.28
0.274
85qC
25qC
-40qC
0.268
Figure 23. LED Torch Current vs Input Voltage
0.212
0.206
85qC
25qC
-40qC
0.2
0.262
0.194
0.256
0.188
0.25
0.182
0.244
0.176
0.238
2.5
3
ƒ_SW = 2 MHz
3.5
4
4.5
5
5.5
V_IN (V)
D023
I_TORCH = 258 mA
Figure 24. LED Torch Current vs Input Voltage
0.17
2.5
3
ƒ_SW = 2 MHz
3.5
4
4.5
5
5.5
V_IN (V)
D024
I_TORCH = 188 mA
Figure 25. LED Torch Current vs Input Voltage
10
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