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| Part Number | LM3432MH/NOPB | LM3492MH/NOPB | LM3432MHX/NOPB | LM3431MH/NOPB |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete | Active |
| Type | DC DC Regulator | DC DC Regulator | DC DC Regulator | DC DC Controller |
| Topology | Step-Up (Boost) | Step-Up (Boost) | Step-Up (Boost) | Step-Up (Boost) |
| Internal Switch(s) | Yes | Yes | Yes | No |
| Number of Outputs | 6 | 2 | 6 | 3 |
| Voltage - Supply (Min) | 6V | 4.5V | 6V | 4.5V |
| Voltage - Supply (Max) | 40V | 65V | 40V | 36V |
| Voltage - Output | 80V | - | 80V | - |
| Current - Output / Channel | 40mA | 50mA ~ 250mA | 40mA | - |
| Frequency | - | 200kHz ~ 1MHz | - | 1MHz |
| Dimming | Analog, PWM | - | Analog, PWM | Analog, PWM |
| Applications | Backlight | Backlight | Backlight | Backlight |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-PowerTSSOP (0.173", 4.40mm Width) | 20-PowerTSSOP (0.173", 4.40mm Width) | 28-PowerTSSOP (0.173", 4.40mm Width) | 28-PowerTSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 28-HTSSOP | 20-HTSSOP | 28-HTSSOP | 28-HTSSOP |
