参数资料
型号: TPS65250RHAR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 4 A SWITCHING REGULATOR, 2200 kHz SWITCHING FREQ-MAX, PQCC40
封装: 6 X 6 MM, GREEN, PLASTIC, MO-220VJJD-2, VQFN-40
文件页数: 5/38页
文件大小: 1782K
代理商: TPS65250RHAR
www.ti.com
SLVSAA3B – JUNE 2010 – REVISED JANUARY 2011
TYPICAL CHARACTERISTICS
Buck 2
TA = 25°C, VIN = 12 V, fSW = 1.14 MHz (unless otherwise noted)
Figure 15. Start-Up
Figure 16. Ripple
VOUT = 2.5 V, 1.5 A
VOUT = 2.5 V, 2.5 A, fSW = 0.8 MHz 20 mV/div
Figure 17. Transient Load Response
Figure 18. Transient Load Response
VOUT = 2.5 V, I = 1 A to 1.5 A
VOUT = 1.8 V, I = 1 A to 2 A
Figure 19. Transient Supply Response
Figure 20. Efficiency
VOUT = 2.5 V, V = 9 V to 8 V
VOUT = 3.3 V, L = 4.7 H, DCR = 28 m (Also Applies to
Buck3)
Copyright 2010–2011, Texas Instruments Incorporated
13
Product Folder Link(s): TPS65250
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