Datasheet

2.5 Test Results
200
Wurth-9Vin
Coiltronics-9Vin
Coiltronics-15Vin
Wurth-15Vin
Efficiency-%
I -OutputCurrent-mA
OUT
0
50%
300 400
100%
95%
90%
85%
80%
75%
70%
65%
60%
55%
100
t-Time-2ms/div
EN
I
L
Low
10V/div
200mA/div
200mA/div
10V/div
V
OUT
I
L
High
Setup and Test Results www.ti.com
Figure 3 shows the test results using this EVM.
Figure 3. Efficiency with Coiltronics DRQ73-220 and Wurth 744877220
Figure 4. Start-Up With V
IN
= 9 V and I
OUT
= 200 mA
6 TPS61170EVM-316 SLVU250A – July 2008 – Revised September 2008
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