英飞凌TLE94112ES芯片中文规格书：12通道半桥驱动器

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"TLE94112ES是一款由英飞凌公司生产的芯片，主要应用于汽车运动控制领域，如HVAC（加热、通风和空调）的风门直流电机控制。这款芯片具有十二个半桥功率输出，具备低功耗睡眠模式、3.3V/5V兼容输入以及独立的过载和短路保护功能。" 详细说明： TLE94112ES是英飞凌(INFINEON)推出的一款高性能芯片，设计主要用于汽车行业的运动控制应用，特别是针对HVAC系统的风门直流电机控制。这款芯片具有以下显著特点： 1. **十二个半桥功率输出**：该芯片可以驱动十二个独立的负载，每个通道都包含高侧和低侧驱动器，适用于电机或其它需要双向电流控制的应用。 2. **极低的休眠模式功耗**：在不工作时，芯片能进入低功耗模式，有助于延长电池寿命和提高整体系统效率。 3. **3.3V/5V兼容输入**：芯片接受3.3V和5V的逻辑电平输入，具有滞后特性，可以适应不同的电源环境。 4. **过载和短路保护**：所有输出都内置了过载和短路保护机制，能有效防止负载异常导致的损坏。 5. **独立的诊断输出**：每个输出通道都可以独立诊断过电流和开路状态，增强了系统的可靠性和安全性。 6. **开路检测**：在ON状态下，所有高侧和低侧的输出都能进行开路检测，进一步提高了故障识别能力。 7. **可选的开路阈值**：HS1和HS2输出允许用户选择不同的开路阈值，以适应不同类型的负载需求。 8. **16位标准SPI接口**：采用SPI接口，支持菊花链连接和帧响应功能，方便控制和诊断。 9. **快速诊断全局错误标志**：通过全局错误标志，能够迅速识别并处理系统中的故障。 10. **PWM频率支持**：芯片可以实现80Hz、100Hz和200Hz的PWM频率输出，并具有8位占空比分辨率，适合驱动LED或电机的调速。 11. **过温预警告和保护**：芯片内置过温保护机制，能在温度过高前发出警告，避免器件损坏。 12. **过电压和欠电压锁定**：当电源电压超出设定范围时，芯片会自动锁定，保护内部电路不受损害。 13. **交叉电流保护**：防止因电流回路不平衡导致的器件损坏，确保系统稳定运行。 TLE94112ES不仅适用于HVAC系统的风门电机控制，还可以广泛应用于单稳态和双稳态继电器、侧视镜XY调节及折叠、LED驱动等场景，是汽车电子控制系统中的关键组件。其强大的保护功能和灵活的配置选项，确保了在复杂汽车环境中稳定、高效的工作。

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Data Sheet 13 1.0

2020-09-29

TLE94112ES

General Product Characteristics

3.4 Electrical Characteristics

Table 5 Electrical Characteristics, V

=5.5 V to 18 V, V

= 3.0V to 5.5V, T

= -40°C to +150°C, EN= HIGH,

OUTn

= 0 A; Typical values refer to V

= 5.0 V, V

= 13.5 V and T

= 25 °C unless otherwise

specified; all voltages with respect to ground, positive current flowing into pin (unless

otherwise specified)

Parameter Symbol Values Unit Note or

Test Condition

Number

Min. Typ. Max.

Current Consumption, EN = GND

Supply Quiescent current I

– 0.5 2 µA -40°C ≤ T

≤ 85°C P_4.4.1

Logic supply quiescent current I

DD_Q

– 0.1 1 µA -40°C ≤ T

≤ 85°C P_4.4.2

Total quiescent current I

DD_Q

– 0.6 3 µA -40°C ≤ T

≤ 85°C P_4.4.3

Current Consumption, EN=HIGH

Supply current I

– 0.5 1 mA Power drivers and

power stages are

off

P_4.4.4

Supply current I

S_HSON

– 4.5 9 mA All high-sides ON

P_4.4.101

Logic supply current I

–1.53mASPI not active P_4.4.5

Logic supply current I

DD_RUN

–5–mASPI 5MHz

P_4.4.6

Total supply current I

DD_RUN

–5.5–mASPI 5MHz

P_4.4.7

Over- and Undervoltage Lockout

Undervoltage Switch ON

voltage threshold

UV ON

4.25 – 5.25 V V

increasing P_4.4.8

Undervoltage Switch OFF

voltage threshold

UV OFF

4–5.0VV

decreasing P_4.4.9

Undervoltage Switch ON/OFF

hysteresis

UV HY

–0.25–VV

UV ON

- V

UV OFF

P_4.4.10

Overvoltage Switch OFF voltage

threshold

OV OFF

21 – 25 V V

increasing P_4.4.11

Overvoltage Switch ON voltage

threshold

OV ON

20 – 24 V V

decreasing P_4.4.12

Overvoltage Switch ON/OFF

hysteresis

OV HY

–1–VV

OV OFF

- V

OV ON

P_4.4.13

Power-On-Reset V

DD POR

2.40 2.70 2.90 V V

increasing P_4.4.14

Power-Off-Reset V

DD POffR

2.35 2.65 2.85 V V

decreasing P_4.4.15

Power ON/OFF hysteresis V

DD POR HY

–0.05–VV

DD POR

- V

DD POffR

P_4.4.98

Static Drain-source ON-Resistance (High-Side or Low-Side)

High-Side or Low-Side R

DSON

(all outputs)

DSON_HB_25C

– 850 1200 mΩ I

OUT

= ±0.5 A;

= 25 °C

P_4.4.16

High-Side or Low-Side R

DSON

(all outputs)

DSON_HB_150

– 1400 1800 mΩ I

OUT

= ±0.5 A;

= 150 °C

P_4.4.17

Data Sheet 14 1.0

2020-09-29

TLE94112ES

General Product Characteristics

High-Side R

DSON

(HS1 and HS2 in LED mode)

DSON_HI_HB_

25C

– 950 1300 mΩ

OUT

= -0.1 A;

= 25 °C

P_4.4.18

High-Side R

DSON

(HS1 and HS2 in LED mode)

DSON_HI_HB_

150C

– 1500 2000 mΩ

OUT

= -0.1 A;

= 150 °C

P_4.4.19

Output Protection and Diagnosis of high-side (HS) channels of half-bridge output

HS Overcurrent Shutdown

Threshold

SD_HS

-1.4 -1.1 -0.9 A See Figure 7 P_4.4.89

Difference between shutdown

and limit current

LIM_HS

SD_HS

-1.2 -0.6 0 A

LIM_HS

| ≥ |I

SD_HS|

See Figure 7

P_4.4.21

Overcurrent Shutdown filter

time

dSD_HS

15 19 23 µs

P_4.4.22

Open Load Detection Current I

OLD1_HS

-15 -8 -3 mA - P_4.4.23

Open Load Detection filter time t

OLD1_HS

2000 3000 4000 µs

P_4.4.24

Open Load Detection Current

for LED mode

(HS1 & HS2)

OLD2_HS1,2

-3.2 -2 -0.5 mA Bit OL_SEL_HS1 =

1, OL_SEL_HS2 = 1

P_4.4.25

Open Load Detection filter time

for LED mode

(HS1 & HS2)

OLD2_HS1,2

100 200 300 µs Bit OL_SEL_HS1 =

1, OL_SEL_HS2 = 1;

P_4.4.26

Output Protection and Diagnosis of low-side (LS) channels of half-bridge output

LS Overcurrent Shutdown

Threshold

SD_LS

0.9 1.1 1.4 A Figure 8 P_4.4.104

Difference between shutdown

and limit current

LIM_LS

SD_LS

00.61.2A

LIM_LS

≥ I

SD_LS

Figure 8

P_4.4.28

Overcurrent Shutdown filter

time

dSD_LS

15 19 23 µs

P_4.4.29

Open Load Detection Current I

OLD_LS

3815mA- P_4.4.30

Open Load Detection filter time t

OLD_LS

2000 3000 4000 µs

P_4.4.31

Outputs OUT(1...n) leakage current

HS leakage current in off state I

QLHn_NOR

-2 -0.5 – µA V

OUTn

= 0V ; EN=High P_4.4.32

HS leakage current in off state I

QLHn_SLE

-2 -0.5 – µA V

OUTn

= 0V; EN=GND P_4.4.33

LS Leakage current in off state I

QLLn_NOR

–0.52µAV

OUTn

= V

; EN=High P_4.4.34

LS Leakage current in off state I

QLLn_SLE

–0.52µAV

OUTn

= V

; EN=GND P_4.4.35

Output Switching Times. See Figure 9 and Figure 10.

Slew rate of high-side and low-

side outputs

VOUT

/ dt 0.1 0.45 0.75 V/µs Resistive load =

100Ω; V

=13.5V

P_4.4.36

Table 5 Electrical Characteristics, V

=5.5 V to 18 V, V

= 3.0V to 5.5V, T

= -40°C to +150°C, EN= HIGH,

OUTn

= 0 A; Typical values refer to V

= 5.0 V, V

= 13.5 V and T

= 25 °C unless otherwise

specified; all voltages with respect to ground, positive current flowing into pin (unless

otherwise specified) (cont’d)

Parameter Symbol Values Unit Note or

Test Condition

Number

Min. Typ. Max.

Data Sheet 15 1.0

2020-09-29

TLE94112ES

General Product Characteristics

Output delay time high side

driver on

dONH

52035µsResistive load =

100Ω to GND

P_4.4.37

Output delay time high side

driver off

dOFFH

15 45 75 µs Resistive load =

100Ω to GND

P_4.4.38

Output delay time low side

driver on

dONL

52035µsResistive load =

100Ω to VS

P_4.4.39

Output delay time low side

driver off

dOFFL

15 45 75 µs Resistive load =

100Ω to VS

P_4.4.40

Cross current protection time,

high to low

DHL

100 130 160 µs Resistive load =

100Ω

P_4.4.41

Cross current protection time,

low to high

DLH

100 130 160 µs Resistive load =

100Ω

P_4.4.42

Input Interface: Logic Input EN

High-input voltage V

ENH

0.7 *

–– V – P_4.4.43

Low-input voltage V

ENL

– – 0.3 *

V– P_4.4.44

Hysteresis of input voltage V

ENHY

– 500 – mV

P_4.4.45

Pull down resistor R

PD_EN

20 40 70 kΩ V

= 0.2 x V

P_4.4.46

SPI frequency

Maximum SPI frequency f

SPI,max

––5.0MHz

P_4.4.47

SPI INTERFACE: Delay Time from EN rising edge to first Data in

Setup time t

set

– – 150 µs

See Figure 14 P_4.4.48

SPI INTERFACE: Input Interface, Logic Inputs SDI, SCLK, CSN

H-input voltage threshold V

0.7 *

–– V – P_4.4.50

L-input voltage threshold V

– – 0.3 *

V– P_4.4.51

Hysteresis of input voltage V

IHY

– 500 – mV

P_4.4.52

Pull up resistor at pin CSN R

PU_CSN

30 50 80 kΩ V

CSN

= 0.7 x V

P_4.4.53

Pull down resistor at pin SDI,

SCLK

PD_SDI,

PD_SCLK

20 40 70 kΩ V

SDI

, V

SCLK

= 0.2 x V

P_4.4.54

Input capacitance at pin CSN,

SDI or SCLK

–1015pF0V < V

< 5.25V

P_4.4.55

Input Interface, Logic Output SDO

H-output voltage level V

SDOH

0.4

0.2

–VI

SDOH

= -1.6 mA P_4.4.56

Table 5 Electrical Characteristics, V

=5.5 V to 18 V, V

= 3.0V to 5.5V, T

= -40°C to +150°C, EN= HIGH,

OUTn

= 0 A; Typical values refer to V

= 5.0 V, V

= 13.5 V and T

= 25 °C unless otherwise

specified; all voltages with respect to ground, positive current flowing into pin (unless

otherwise specified) (cont’d)

Parameter Symbol Values Unit Note or

Test Condition

Number

Min. Typ. Max.

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