ZHCSKK3B 数据表 | 德州仪器 TI.com.cn

ZHCSKK3B December 2019 – February 2022 TPS6594-Q1

PRODUCTION DATA

封装选项

机械数据 (封装 | 引脚)

RWE|56
- MPQF405A

散热焊盘机械数据 (封装 | 引脚)

RWE|56
- QFND656

订购信息

9.2.2 Application Curves

V_{VOUT_Bn} = 1.8 V

Fsw = 2.2 MHz

4-Phase

Figure 9-4 BUCK Efficiency at 3.3 V or 5 V Input Voltage

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1.8 V

Auto Mode

Figure 9-6 BUCK Efficiency in Varied Phase Configuration, 3.3 V Input

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

Single-Phase

Forced-PWM Mode

Figure 9-8 BUCK Efficiency with different VOUT_Bn, 3.3 V Input

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Single-Phase

Figure 9-10 BUCK Efficiency at different T_A, Auto Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-12 Buck Temperature Drift, Auto Mode, Fsw = 2.2 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-14 Buck Temperature Drift, Forced-PWM Mode, Fsw = 2.2 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

4-Phase

Figure 9-16 Buck Load Regulation with 3.3 V Input

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Auto Mode

Figure 9-18 Buck Load Regulation, with Fsw = 2.2 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Auto Mode

Figure 9-20 Buck Line Regulation, with Fsw = 2.2 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 10 mA

Figure 9-22 Buck Output Ripple - Single Phase, Auto Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-24 Buck Output Ripple - Single Phase, Fsw = 4.4 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-26 Buck Output Ripple - 2-Phase, Fsw = 2.2 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 10 mA

Figure 9-28 Buck Output Ripple - 3-Phase, Auto Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-30 Buck Output Ripple - 3-Phase, Fsw = 4.4 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-32 Buck Output Ripple - 4-Phase, Fsw = 2.2 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-34 Buck Transient from PWM mode to PFM mode, 2.2 MHz, Single Phase

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-36 Buck Transient from PFM mode to PWM mode, 2.2 MHz, Single Phase

I_LOAD = 0.1 A → 7 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-38 Buck Load Step Transient - 4-Phase, 2.2 MHz, Auto Mode

I_LOAD = 0.1 A → 7 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-40 Buck Load Step Transient - 4-Phase, 2.2 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 5.25 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-42 Buck Load Step Transient - 3-Phase, 2.2 MHz, Auto Mode

I_LOAD = 0.1 A → 5.25 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-44 Buck Load Step Transient - 3-Phase, 2.2 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 3.5 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-46 Buck Load Step Transient - 2-Phase, 2.2 MHz, Auto Mode

I_LOAD = 0.1 A → 3.5 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-48 Buck Load Step Transient - 2-Phase, 2.2 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 2 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-50 Buck Load Step Transient - Buck4, 2.2 MHz, Auto Mode

I_LOAD = 0.1 A → 2 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-52 Buck Load Step Transient - Buck4, 2.2 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 1 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-54 Buck Load Step Transient - Buck5, 2.2 MHz, Auto Mode

I_LOAD = 0.1 A → 1 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-56 Buck Load Step Transient - Buck5, 2.2 MHz, Forced-PWM Mode

V_IN(LDOn) = 3.3 V

V_OUT(LDOn) = 1.8 V

Figure 9-58 LDO1/2/3 Load Regulation, Vout = 1.8 V

V_OUT(LDOn) = 0.8 V

I_OUT(LDOn) = 500 mA

Figure 9-60 LDO1/2/3 Line Regulation over Temperature, Vout = 0.8 V

V_IN(LDOn) = 3.3 V

I_OUT(LDOn) = 50 mA

Figure 9-62 LDO1/2/3 Transition from 3.3 V in Bypass Mode to 1.8 V Linear Mode

I_LOAD = 0.1 A → 0.4 A → 0.1 A, T_R = T_F = 1 μs

V_IN(LDOn) = 3.3 V

V_OUT(LDOn) = 1 V

Figure 9-64 LDO1/2/3 Load Step Transient

V_IN(LDO4) = 3.3 V

V_OUT(LDO4) = 3.0 V

Figure 9-66 LDO4 Load Regulation, Vout = 3 V

I_LOAD = 0.1 A → 0.4 A → 0.1 A, T_R = T_F = 1 μs

V_IN(LDO4) = 3.3 V

V_OUT(LDO4) = = 1 V

Figure 9-68 LDO4 Load Step Transient

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1.8 V

4-Phase

Figure 9-5 BUCK Efficiency with Fsw = 2.2 MHz or 4.4 MHz

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1.8 V

Auto Mode

Figure 9-7 BUCK Efficiency in Varied Phase Configuration, 5 V Input

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 5 V

Single-Phase

Forced-PWM Mode

Figure 9-9 BUCK Efficiency with different VOUT_Bn, 5 V Input

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Single-Phase

Figure 9-11 BUCK Efficiency at different T_A, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-13 Buck Temperature Drift, Auto Mode, Fsw = 4.4 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-15 Buck Temperature Drift, Forced-PWM Mode, Fsw = 4.4 MHz

V_{PVIN_Bn} = 5 V

V_{VOUT_Bn} = 1 V

4-Phase

Figure 9-17 Buck Load Regulation with 5 V Input

Data valid for all bucks up to I_{OUT_Bn}

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Auto Mode

Figure 9-19 Buck Load Regulation, with Fsw = 4.4 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Auto Mode

Figure 9-21 Buck Line Regulation, with Fsw = 4.4 MHz

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-23 Buck Output Ripple - Single Phase, Fsw = 2.2 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 10 mA

Figure 9-25 Buck Output Ripple - 2-Phase, Auto Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-27 Buck Output Ripple - 2-Phase, Fsw = 4.4 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-29 Buck Output Ripple - 3-Phase, Fsw = 2.2 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 10 mA

Figure 9-31 Buck Output Ripple - 4-Phase, Auto Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-33 Buck Output Ripple - 4-Phase, Fsw = 4.4 MHz, Forced-PWM Mode

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-35 Buck Transient from PWM mode to PFM mode, 4.4 MHz, Single Phase

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

I_LOAD = 200 mA

Figure 9-37 Buck Transient from PFM mode to PWM mode, 4.4 MHz, Single Phase

I_LOAD = 0.1 A → 7 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-39 Buck Load Step Transient - 4-Phase, 4.4 MHz, Auto Mode

I_LOAD = 0.1 A → 7 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-41 Buck Load Step Transient - 4-Phase, 4.4 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 5.25 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-43 Buck Load Step Transient - 3-Phase, 4.4 MHz, Auto Mode

I_LOAD = 0.1 A → 5.25 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-45 Buck Load Step Transient - 3-Phase, 4.4 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 3.5 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-47 Buck Load Step Transient - 2-Phase, 4.4 MHz, Auto Mode

I_LOAD = 0.1 A → 3.5 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-49 Buck Load Step Transient - 2-Phase, 4.4 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 2 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-51 Buck Load Step Transient - Buck4, 4.4 MHz, Auto Mode

I_LOAD = 0.1 A → 2 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-53 Buck Load Step Transient - Buck4, 4.4 MHz, Forced-PWM Mode

I_LOAD = 0.1 A → 1 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-55 Buck Load Step Transient - Buck5, 4.4 MHz, Auto Mode

I_LOAD = 0.1 A → 1 A → 0.1 A, T_R = T_F = 1 μs

V_{PVIN_Bn} = 3.3 V

V_{VOUT_Bn} = 1 V

Figure 9-57 Buck Load Step Transient - Buck5, 4.4 MHz, Forced-PWM Mode

V_IN(LDOn) = 3.3 V

V_OUT(LDOn) = 3.0 V

Figure 9-59 LDO1/2/3 Load Regulation, Vout = 3 V

V_OUT(LDOn) = 1.8 V

I_OUT(LDOn) = 50 mA

Figure 9-61 LDO1/2/3 Line Regulation over Temperature, Vout = 1.8 V

V_IN(LDOn) = 3.3 V

I_OUT(LDOn) = 50 mA

Figure 9-63 LDO1/2/3 Transition from 1.8 V in Linear Mode to 3.3 V in Bypass Mode

V_IN(LDO4) = 3.3 V

V_OUT(LDO4) = 1.8 V

Figure 9-65 LDO4 Load Regulation, Vout = 1.8 V

V_OUT(LDO4) = 1.8 V

I_OUT(LDO4) = 300 mA

Figure 9-67 LDO4 Line Regulation over Temperature, Vout = 1.8 V